574 lines
20 KiB
Python
574 lines
20 KiB
Python
# Copyright (C) 2006-2014 Yann Leboulanger <asterix AT lagaule.org>
|
|
# Copyright (C) 2006-2007 Tomasz Melcer <liori AT exroot.org>
|
|
# Copyright (C) 2007 Jean-Marie Traissard <jim AT lapin.org>
|
|
# Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
|
|
# Stephan Erb <steve-e AT h3c.de>
|
|
# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
|
|
#
|
|
# This file is part of Gajim.
|
|
#
|
|
# Gajim 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; version 3 only.
|
|
#
|
|
# Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import logging
|
|
import nbxmpp
|
|
|
|
from gajim.common import helpers
|
|
from gajim.common import dataforms
|
|
from gajim.common import app
|
|
from gajim.common.nec import NetworkIncomingEvent
|
|
|
|
log = logging.getLogger('gajim.c.m.commands')
|
|
|
|
|
|
class AdHocCommand:
|
|
commandnode = 'command'
|
|
commandname = 'The Command'
|
|
commandfeatures = (nbxmpp.NS_DATA,)
|
|
|
|
@staticmethod
|
|
def isVisibleFor(samejid):
|
|
"""
|
|
This returns True if that command should be visible and invokable for
|
|
others
|
|
|
|
samejid - True when command is invoked by an entity with the same bare
|
|
jid.
|
|
"""
|
|
return True
|
|
|
|
def __init__(self, conn, jid, sessionid):
|
|
self.connection = conn
|
|
self.jid = jid
|
|
self.sessionid = sessionid
|
|
|
|
def buildResponse(self, request, status='executing', defaultaction=None,
|
|
actions=None):
|
|
assert status in ('executing', 'completed', 'canceled')
|
|
|
|
response = request.buildReply('result')
|
|
cmd = response.getTag('command', namespace=nbxmpp.NS_COMMANDS)
|
|
cmd.setAttr('sessionid', self.sessionid)
|
|
cmd.setAttr('node', self.commandnode)
|
|
cmd.setAttr('status', status)
|
|
if defaultaction is not None or actions is not None:
|
|
if defaultaction is not None:
|
|
assert defaultaction in ('cancel', 'execute', 'prev', 'next',
|
|
'complete')
|
|
attrs = {'action': defaultaction}
|
|
else:
|
|
attrs = {}
|
|
|
|
cmd.addChild('actions', attrs, actions)
|
|
return response, cmd
|
|
|
|
def badRequest(self, stanza):
|
|
self.connection.connection.send(
|
|
nbxmpp.Error(stanza, nbxmpp.NS_STANZAS + ' bad-request'))
|
|
|
|
def cancel(self, request):
|
|
response = self.buildResponse(request, status='canceled')[0]
|
|
self.connection.connection.send(response)
|
|
return False # finish the session
|
|
|
|
|
|
class ChangeStatusCommand(AdHocCommand):
|
|
commandnode = 'change-status'
|
|
commandname = _('Change status information')
|
|
|
|
def __init__(self, conn, jid, sessionid):
|
|
AdHocCommand.__init__(self, conn, jid, sessionid)
|
|
self.cb = self.first_step
|
|
|
|
@staticmethod
|
|
def isVisibleFor(samejid):
|
|
"""
|
|
Change status is visible only if the entity has the same bare jid
|
|
"""
|
|
return samejid
|
|
|
|
def execute(self, request):
|
|
return self.cb(request)
|
|
|
|
def first_step(self, request):
|
|
# first query...
|
|
response, cmd = self.buildResponse(request,
|
|
defaultaction='execute',
|
|
actions=['execute'])
|
|
|
|
cmd.addChild(
|
|
node=dataforms.SimpleDataForm(
|
|
title=_('Change status'),
|
|
instructions=_('Set the presence type and description'),
|
|
fields=[
|
|
dataforms.Field(
|
|
'list-single',
|
|
var='presence-type',
|
|
label='Type of presence:',
|
|
options=[
|
|
('chat', _('Free for chat')),
|
|
('online', _('Online')),
|
|
('away', _('Away')),
|
|
('xa', _('Extended away')),
|
|
('dnd', _('Do not disturb')),
|
|
('offline', _('Offline - disconnect'))],
|
|
value='online',
|
|
required=True),
|
|
dataforms.Field(
|
|
'text-multi',
|
|
var='presence-desc',
|
|
label=_('Presence description:'))
|
|
]
|
|
)
|
|
)
|
|
|
|
self.connection.connection.send(response)
|
|
|
|
# for next invocation
|
|
self.cb = self.second_step
|
|
|
|
return True # keep the session
|
|
|
|
def second_step(self, request):
|
|
# check if the data is correct
|
|
try:
|
|
form = dataforms.SimpleDataForm(
|
|
extend=request.getTag('command').getTag('x'))
|
|
except Exception:
|
|
self.badRequest(request)
|
|
return False
|
|
|
|
try:
|
|
presencetype = form['presence-type'].value
|
|
if presencetype not in ('chat', 'online', 'away',
|
|
'xa', 'dnd', 'offline'):
|
|
self.badRequest(request)
|
|
return False
|
|
except Exception:
|
|
# KeyError if there's no presence-type field in form or
|
|
# AttributeError if that field is of wrong type
|
|
self.badRequest(request)
|
|
return False
|
|
|
|
try:
|
|
presencedesc = form['presence-desc'].value
|
|
except Exception: # same exceptions as in last comment
|
|
presencedesc = ''
|
|
|
|
response, cmd = self.buildResponse(request, status='completed')
|
|
cmd.addChild('note', {}, _('The status has been changed.'))
|
|
|
|
# if going offline, we need to push response so it won't go into
|
|
# queue and disappear
|
|
self.connection.connection.send(response,
|
|
now=presencetype == 'offline')
|
|
|
|
# send new status
|
|
app.interface.roster.send_status(
|
|
self.connection.name, presencetype, presencedesc)
|
|
|
|
return False # finish the session
|
|
|
|
|
|
def find_current_groupchats(account):
|
|
from gajim import message_control
|
|
rooms = []
|
|
for gc_control in app.interface.msg_win_mgr.get_controls(
|
|
message_control.TYPE_GC) + \
|
|
app.interface.minimized_controls[account].values():
|
|
acct = gc_control.account
|
|
# check if account is the good one
|
|
if acct != account:
|
|
continue
|
|
room_jid = gc_control.room_jid
|
|
nick = gc_control.nick
|
|
if (room_jid in app.gc_connected[acct] and
|
|
app.gc_connected[acct][room_jid]):
|
|
rooms.append((room_jid, nick,))
|
|
return rooms
|
|
|
|
|
|
class LeaveGroupchatsCommand(AdHocCommand):
|
|
commandnode = 'leave-groupchats'
|
|
commandname = _('Leave Groupchats')
|
|
|
|
def __init__(self, conn, jid, sessionid):
|
|
AdHocCommand.__init__(self, conn, jid, sessionid)
|
|
self.cb = self.first_step
|
|
|
|
@staticmethod
|
|
def isVisibleFor(samejid):
|
|
"""
|
|
Leave groupchats is visible only if the entity has the same bare jid
|
|
"""
|
|
return samejid
|
|
|
|
def execute(self, request):
|
|
return self.cb(request)
|
|
|
|
def first_step(self, request):
|
|
# first query...
|
|
response, cmd = self.buildResponse(request,
|
|
defaultaction='execute',
|
|
actions=['execute'])
|
|
options = []
|
|
account = self.connection.name
|
|
for gc in find_current_groupchats(account):
|
|
options.append(
|
|
('%s' % gc[0],
|
|
_('%(nickname)s on %(room_jid)s') % {'nickname': gc[1],
|
|
'room_jid': gc[0]}))
|
|
if not len(options):
|
|
response, cmd = self.buildResponse(request, status='completed')
|
|
cmd.addChild('note', {}, _('You have not joined a groupchat.'))
|
|
|
|
self.connection.connection.send(response)
|
|
return False
|
|
|
|
cmd.addChild(
|
|
node=dataforms.SimpleDataForm(
|
|
title=_('Leave Groupchats'),
|
|
instructions=_('Choose the groupchats you want to leave'),
|
|
fields=[
|
|
dataforms.Field(
|
|
'list-multi',
|
|
var='groupchats',
|
|
label=_('Groupchats'),
|
|
options=options,
|
|
required=True)
|
|
]
|
|
)
|
|
)
|
|
|
|
self.connection.connection.send(response)
|
|
|
|
# for next invocation
|
|
self.cb = self.second_step
|
|
|
|
return True # keep the session
|
|
|
|
def second_step(self, request):
|
|
# check if the data is correct
|
|
try:
|
|
form = dataforms.SimpleDataForm(
|
|
extend=request.getTag('command').getTag('x'))
|
|
except Exception:
|
|
self.badRequest(request)
|
|
return False
|
|
|
|
try:
|
|
gc = form['groupchats'].values
|
|
except Exception: # KeyError if there's no groupchats in form
|
|
self.badRequest(request)
|
|
return False
|
|
account = self.connection.name
|
|
try:
|
|
for room_jid in gc:
|
|
gc_control = app.interface.msg_win_mgr.get_gc_control(
|
|
room_jid, account)
|
|
if not gc_control:
|
|
gc_control = app.interface.minimized_controls[account][room_jid]
|
|
gc_control.shutdown()
|
|
app.interface.roster.remove_groupchat(room_jid, account)
|
|
continue
|
|
gc_control.parent_win.remove_tab(gc_control, None, force=True)
|
|
except Exception: # KeyError if there's no such room opened
|
|
self.badRequest(request)
|
|
return False
|
|
response, cmd = self.buildResponse(request, status='completed')
|
|
note = _('You left the following groupchats:')
|
|
for room_jid in gc:
|
|
note += '\n\t' + room_jid
|
|
cmd.addChild('note', {}, note)
|
|
|
|
self.connection.connection.send(response)
|
|
return False
|
|
|
|
|
|
class AdHocCommands:
|
|
def __init__(self, con):
|
|
self._con = con
|
|
self._account = con.name
|
|
|
|
self.handlers = [
|
|
('iq', self._execute_command_received, 'set', nbxmpp.NS_COMMANDS)
|
|
]
|
|
|
|
# a list of all commands exposed: node -> command class
|
|
self._commands = {}
|
|
if app.config.get('remote_commands'):
|
|
for cmdobj in (ChangeStatusCommand, LeaveGroupchatsCommand):
|
|
self._commands[cmdobj.commandnode] = cmdobj
|
|
|
|
# a list of sessions; keys are tuples (jid, sessionid, node)
|
|
self._sessions = {}
|
|
|
|
def get_own_bare_jid(self):
|
|
return self._con.get_own_jid().getStripped()
|
|
|
|
def is_same_jid(self, jid):
|
|
"""
|
|
Test if the bare jid given is the same as our bare jid
|
|
"""
|
|
return nbxmpp.JID(jid).getStripped() == self.get_own_bare_jid()
|
|
|
|
def command_list_query(self, stanza):
|
|
iq = stanza.buildReply('result')
|
|
jid = helpers.get_full_jid_from_iq(stanza)
|
|
q = iq.getTag('query')
|
|
# buildReply don't copy the node attribute. Re-add it
|
|
q.setAttr('node', nbxmpp.NS_COMMANDS)
|
|
|
|
for node, cmd in self._commands.items():
|
|
if cmd.isVisibleFor(self.is_same_jid(jid)):
|
|
q.addChild('item', {
|
|
# TODO: find the jid
|
|
'jid': str(self._con.get_own_jid()),
|
|
'node': node,
|
|
'name': cmd.commandname})
|
|
|
|
self._con.connection.send(iq)
|
|
|
|
def command_info_query(self, stanza):
|
|
"""
|
|
Send disco#info result for query for command (XEP-0050, example 6.).
|
|
Return True if the result was sent, False if not
|
|
"""
|
|
try:
|
|
jid = helpers.get_full_jid_from_iq(stanza)
|
|
except helpers.InvalidFormat:
|
|
log.warning('Invalid JID: %s, ignoring it' % stanza.getFrom())
|
|
return
|
|
node = stanza.getTagAttr('query', 'node')
|
|
|
|
if node not in self._commands:
|
|
return False
|
|
|
|
cmd = self._commands[node]
|
|
if cmd.isVisibleFor(self.is_same_jid(jid)):
|
|
iq = stanza.buildReply('result')
|
|
q = iq.getTag('query')
|
|
q.addChild('identity',
|
|
attrs={'type': 'command-node',
|
|
'category': 'automation',
|
|
'name': cmd.commandname})
|
|
q.addChild('feature', attrs={'var': nbxmpp.NS_COMMANDS})
|
|
for feature in cmd.commandfeatures:
|
|
q.addChild('feature', attrs={'var': feature})
|
|
|
|
self._con.connection.send(iq)
|
|
return True
|
|
|
|
return False
|
|
|
|
def command_items_query(self, stanza):
|
|
"""
|
|
Send disco#items result for query for command.
|
|
Return True if the result was sent, False if not.
|
|
"""
|
|
jid = helpers.get_full_jid_from_iq(stanza)
|
|
node = stanza.getTagAttr('query', 'node')
|
|
|
|
if node not in self._commands:
|
|
return False
|
|
|
|
cmd = self._commands[node]
|
|
if cmd.isVisibleFor(self.is_same_jid(jid)):
|
|
iq = stanza.buildReply('result')
|
|
self._con.connection.send(iq)
|
|
return True
|
|
|
|
return False
|
|
|
|
def _execute_command_received(self, con, stanza):
|
|
jid = helpers.get_full_jid_from_iq(stanza)
|
|
|
|
cmd = stanza.getTag('command')
|
|
if cmd is None:
|
|
log.error('Malformed stanza (no command node) %s', stanza)
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
node = cmd.getAttr('node')
|
|
if node is None:
|
|
log.error('Malformed stanza (no node attr) %s', stanza)
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
sessionid = cmd.getAttr('sessionid')
|
|
if sessionid is None:
|
|
# we start a new command session
|
|
# only if we are visible for the jid and command exist
|
|
if node not in self._commands.keys():
|
|
self._con.connection.send(
|
|
nbxmpp.Error(
|
|
stanza, nbxmpp.NS_STANZAS + ' item-not-found'))
|
|
log.warning('Comand %s does not exist: %s', node, jid)
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
newcmd = self._commands[node]
|
|
if not newcmd.isVisibleFor(self.is_same_jid(jid)):
|
|
log.warning('Command not visible for jid: %s', jid)
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
# generate new sessionid
|
|
sessionid = self._con.connection.getAnID()
|
|
|
|
# create new instance and run it
|
|
obj = newcmd(conn=self, jid=jid, sessionid=sessionid)
|
|
rc = obj.execute(stanza)
|
|
if rc:
|
|
self._sessions[(jid, sessionid, node)] = obj
|
|
log.info('Comand %s executed: %s', node, jid)
|
|
raise nbxmpp.NodeProcessed
|
|
else:
|
|
# the command is already running, check for it
|
|
magictuple = (jid, sessionid, node)
|
|
if magictuple not in self._sessions:
|
|
# we don't have this session... ha!
|
|
log.warning('Invalid session %s', magictuple)
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
action = cmd.getAttr('action')
|
|
obj = self._sessions[magictuple]
|
|
|
|
try:
|
|
if action == 'cancel':
|
|
rc = obj.cancel(stanza)
|
|
elif action == 'prev':
|
|
rc = obj.prev(stanza)
|
|
elif action == 'next':
|
|
rc = obj.next(stanza)
|
|
elif action == 'execute' or action is None:
|
|
rc = obj.execute(stanza)
|
|
elif action == 'complete':
|
|
rc = obj.complete(stanza)
|
|
else:
|
|
# action is wrong. stop the session, send error
|
|
raise AttributeError
|
|
except AttributeError:
|
|
# the command probably doesn't handle invoked action...
|
|
# stop the session, return error
|
|
del self._sessions[magictuple]
|
|
log.warning('Wrong action %s %s', node, jid)
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
# delete the session if rc is False
|
|
if not rc:
|
|
del self._sessions[magictuple]
|
|
|
|
raise nbxmpp.NodeProcessed
|
|
|
|
def request_command_list(self, jid):
|
|
"""
|
|
Request the command list.
|
|
"""
|
|
log.info('Request Command List: %s', jid)
|
|
query = nbxmpp.Iq(typ='get', to=jid, queryNS=nbxmpp.NS_DISCO_ITEMS)
|
|
query.setQuerynode(nbxmpp.NS_COMMANDS)
|
|
|
|
self._con.connection.SendAndCallForResponse(
|
|
query, self._command_list_received)
|
|
|
|
def _command_list_received(self, stanza):
|
|
if not nbxmpp.isResultNode(stanza):
|
|
log.info('Error: %s', stanza.getError())
|
|
|
|
app.nec.push_incoming_event(
|
|
AdHocCommandError(None, conn=self._con,
|
|
error=stanza.getError()))
|
|
return
|
|
|
|
items = stanza.getQueryPayload()
|
|
commandlist = []
|
|
if items:
|
|
commandlist = [(t.getAttr('node'), t.getAttr('name')) for t in items]
|
|
|
|
log.info('Received: %s', commandlist)
|
|
app.nec.push_incoming_event(
|
|
AdHocCommandListReceived(
|
|
None, conn=self._con, commandlist=commandlist))
|
|
|
|
def send_command(self, jid, node, session_id,
|
|
form, action='execute'):
|
|
"""
|
|
Send the command with data form. Wait for reply
|
|
"""
|
|
log.info('Send Command: %s %s %s %s', jid, node, session_id, action)
|
|
stanza = nbxmpp.Iq(typ='set', to=jid)
|
|
cmdnode = stanza.addChild('command',
|
|
namespace=nbxmpp.NS_COMMANDS,
|
|
attrs={'node': node,
|
|
'action': action})
|
|
|
|
if session_id:
|
|
cmdnode.setAttr('sessionid', session_id)
|
|
|
|
if form:
|
|
cmdnode.addChild(node=form.get_purged())
|
|
|
|
self._con.connection.SendAndCallForResponse(
|
|
stanza, self._action_response_received)
|
|
|
|
def _action_response_received(self, stanza):
|
|
if not nbxmpp.isResultNode(stanza):
|
|
log.info('Error: %s', stanza.getError())
|
|
|
|
app.nec.push_incoming_event(
|
|
AdHocCommandError(None, conn=self._con,
|
|
error=stanza.getError()))
|
|
return
|
|
log.info('Received action response')
|
|
command = stanza.getTag('command')
|
|
app.nec.push_incoming_event(
|
|
AdHocCommandActionResponse(
|
|
None, conn=self._con, command=command))
|
|
|
|
def send_cancel(self, jid, node, session_id):
|
|
"""
|
|
Send the command with action='cancel'
|
|
"""
|
|
log.info('Cancel: %s %s %s', jid, node, session_id)
|
|
stanza = nbxmpp.Iq(typ='set', to=jid)
|
|
stanza.addChild('command', namespace=nbxmpp.NS_COMMANDS,
|
|
attrs={
|
|
'node': node,
|
|
'sessionid': session_id,
|
|
'action': 'cancel'
|
|
})
|
|
|
|
self._con.connection.SendAndCallForResponse(
|
|
stanza, self._cancel_result_received)
|
|
|
|
def _cancel_result_received(self, stanza):
|
|
if not nbxmpp.isResultNode(stanza):
|
|
log.warning('Error: %s', stanza.getError())
|
|
else:
|
|
log.info('Cancel successful')
|
|
|
|
|
|
class AdHocCommandError(NetworkIncomingEvent):
|
|
name = 'adhoc-command-error'
|
|
base_network_events = []
|
|
|
|
|
|
class AdHocCommandListReceived(NetworkIncomingEvent):
|
|
name = 'adhoc-command-list'
|
|
base_network_events = []
|
|
|
|
|
|
class AdHocCommandActionResponse(NetworkIncomingEvent):
|
|
name = 'adhoc-command-action-response'
|
|
base_network_events = []
|
|
|
|
|
|
def get_instance(*args, **kwargs):
|
|
return AdHocCommands(*args, **kwargs), 'AdHocCommands'
|