Mercurial > libervia-backend
view sat/bridge/dbus_bridge.py @ 3042:964abd07dc03
bridge (dbus): AsyncIO version of D-Bus bridge:
The frontends D-Bus bridge has now an AIOBridge version which can be instantiated to use asyncio (the loop must be managed by frontends).
author | Goffi <goffi@goffi.org> |
---|---|
date | Tue, 01 Oct 2019 22:49:10 +0200 |
parents | ab2696e34d29 |
children | 2cc2f65379f7 |
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#!/usr/bin/env python3 # -*- coding: utf-8 -*- # SAT: a jabber client # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from sat.core.i18n import _ import dbus import dbus.service import dbus.mainloop.glib import inspect from sat.core.log import getLogger log = getLogger(__name__) from twisted.internet.defer import Deferred from sat.core.exceptions import BridgeInitError const_INT_PREFIX = "org.salutatoi.SAT" # Interface prefix const_ERROR_PREFIX = const_INT_PREFIX + ".error" const_OBJ_PATH = "/org/salutatoi/SAT/bridge" const_CORE_SUFFIX = ".core" const_PLUGIN_SUFFIX = ".plugin" class ParseError(Exception): pass class MethodNotRegistered(dbus.DBusException): _dbus_error_name = const_ERROR_PREFIX + ".MethodNotRegistered" class InternalError(dbus.DBusException): _dbus_error_name = const_ERROR_PREFIX + ".InternalError" class AsyncNotDeferred(dbus.DBusException): _dbus_error_name = const_ERROR_PREFIX + ".AsyncNotDeferred" class DeferredNotAsync(dbus.DBusException): _dbus_error_name = const_ERROR_PREFIX + ".DeferredNotAsync" class GenericException(dbus.DBusException): def __init__(self, twisted_error): """ @param twisted_error (Failure): instance of twisted Failure @return: DBusException """ super(GenericException, self).__init__() try: # twisted_error.value is a class class_ = twisted_error.value().__class__ except TypeError: # twisted_error.value is an instance class_ = twisted_error.value.__class__ message = twisted_error.getErrorMessage() try: self.args = (message, twisted_error.value.condition) except AttributeError: self.args = (message,) self._dbus_error_name = ".".join( [const_ERROR_PREFIX, class_.__module__, class_.__name__] ) class DbusObject(dbus.service.Object): def __init__(self, bus, path): dbus.service.Object.__init__(self, bus, path) log.debug("Init DbusObject...") self.cb = {} def register_method(self, name, cb): self.cb[name] = cb def _callback(self, name, *args, **kwargs): """call the callback if it exists, raise an exception else if the callback return a deferred, use async methods""" if not name in self.cb: raise MethodNotRegistered if "callback" in kwargs: # we must have errback too if not "errback" in kwargs: log.error("errback is missing in method call [%s]" % name) raise InternalError callback = kwargs.pop("callback") errback = kwargs.pop("errback") async_ = True else: async_ = False result = self.cb[name](*args, **kwargs) if async_: if not isinstance(result, Deferred): log.error("Asynchronous method [%s] does not return a Deferred." % name) raise AsyncNotDeferred result.addCallback( lambda result: callback() if result is None else callback(result) ) result.addErrback(lambda err: errback(GenericException(err))) else: if isinstance(result, Deferred): log.error("Synchronous method [%s] return a Deferred." % name) raise DeferredNotAsync return result ### signals ### @dbus.service.signal(const_INT_PREFIX + const_PLUGIN_SUFFIX, signature="") def dummySignal(self): # FIXME: workaround for addSignal (doesn't work if one method doensn't # already exist for plugins), probably missing some initialisation, need # further investigations pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sa{ss}s') def _debug(self, action, params, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='a{ss}sis') def actionNew(self, action_data, id, security_limit, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='ss') def connected(self, jid_s, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='ss') def contactDeleted(self, entity_jid, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='s') def disconnected(self, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='ssss') def entityDataUpdated(self, jid, name, value, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sss') def messageEncryptionStarted(self, to_jid, encryption_data, profile_key): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sa{ss}s') def messageEncryptionStopped(self, to_jid, encryption_data, profile_key): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sdssa{ss}a{ss}sa{ss}s') def messageNew(self, uid, timestamp, from_jid, to_jid, message, subject, mess_type, extra, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sa{ss}ass') def newContact(self, contact_jid, attributes, groups, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='ssss') def paramUpdate(self, name, value, category, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='ssia{ss}s') def presenceUpdate(self, entity_jid, show, priority, statuses, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sss') def progressError(self, id, error, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sa{ss}s') def progressFinished(self, id, metadata, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sa{ss}s') def progressStarted(self, id, metadata, profile): pass @dbus.service.signal(const_INT_PREFIX+const_CORE_SUFFIX, signature='sss') def subscribe(self, sub_type, entity_jid, profile): pass ### methods ### @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a(a{ss}si)', async_callbacks=None) def actionsGet(self, profile_key="@DEFAULT@"): return self._callback("actionsGet", str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='', async_callbacks=None) def addContact(self, entity_jid, profile_key="@DEFAULT@"): return self._callback("addContact", str(entity_jid), str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='', async_callbacks=('callback', 'errback')) def asyncDeleteProfile(self, profile, callback=None, errback=None): return self._callback("asyncDeleteProfile", str(profile), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sssis', out_signature='s', async_callbacks=('callback', 'errback')) def asyncGetParamA(self, name, category, attribute="value", security_limit=-1, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("asyncGetParamA", str(name), str(category), str(attribute), security_limit, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sis', out_signature='a{ss}', async_callbacks=('callback', 'errback')) def asyncGetParamsValuesFromCategory(self, category, security_limit=-1, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("asyncGetParamsValuesFromCategory", str(category), security_limit, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssa{ss}', out_signature='b', async_callbacks=('callback', 'errback')) def connect(self, profile_key="@DEFAULT@", password='', options={}, callback=None, errback=None): return self._callback("connect", str(profile_key), str(password), options, callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='', async_callbacks=('callback', 'errback')) def delContact(self, entity_jid, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("delContact", str(entity_jid), str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='asa(ss)bbbbbs', out_signature='(a{sa(sss)}a{sa(sss)}a{sa(sss)})', async_callbacks=('callback', 'errback')) def discoFindByFeatures(self, namespaces, identities, bare_jid=False, service=True, roster=True, own_jid=True, local_device=False, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("discoFindByFeatures", namespaces, identities, bare_jid, service, roster, own_jid, local_device, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssbs', out_signature='(asa(sss)a{sa(a{ss}as)})', async_callbacks=('callback', 'errback')) def discoInfos(self, entity_jid, node=u'', use_cache=True, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("discoInfos", str(entity_jid), str(node), use_cache, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssbs', out_signature='a(sss)', async_callbacks=('callback', 'errback')) def discoItems(self, entity_jid, node=u'', use_cache=True, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("discoItems", str(entity_jid), str(node), use_cache, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='', async_callbacks=('callback', 'errback')) def disconnect(self, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("disconnect", str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='s', async_callbacks=None) def encryptionNamespaceGet(self, arg_0): return self._callback("encryptionNamespaceGet", str(arg_0)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='', out_signature='aa{ss}', async_callbacks=None) def encryptionPluginsGet(self, ): return self._callback("encryptionPluginsGet", ) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sss', out_signature='s', async_callbacks=('callback', 'errback')) def encryptionTrustUIGet(self, to_jid, namespace, profile_key, callback=None, errback=None): return self._callback("encryptionTrustUIGet", str(to_jid), str(namespace), str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='s', async_callbacks=None) def getConfig(self, section, name): return self._callback("getConfig", str(section), str(name)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a(sa{ss}as)', async_callbacks=('callback', 'errback')) def getContacts(self, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("getContacts", str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='as', async_callbacks=None) def getContactsFromGroup(self, group, profile_key="@DEFAULT@"): return self._callback("getContactsFromGroup", str(group), str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='asass', out_signature='a{sa{ss}}', async_callbacks=None) def getEntitiesData(self, jids, keys, profile): return self._callback("getEntitiesData", jids, keys, str(profile)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sass', out_signature='a{ss}', async_callbacks=None) def getEntityData(self, jid, keys, profile): return self._callback("getEntityData", str(jid), keys, str(profile)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a{sa{ss}}', async_callbacks=('callback', 'errback')) def getFeatures(self, profile_key, callback=None, errback=None): return self._callback("getFeatures", str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='s', async_callbacks=None) def getMainResource(self, contact_jid, profile_key="@DEFAULT@"): return self._callback("getMainResource", str(contact_jid), str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssss', out_signature='s', async_callbacks=None) def getParamA(self, name, category, attribute="value", profile_key="@DEFAULT@"): return self._callback("getParamA", str(name), str(category), str(attribute), str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='', out_signature='as', async_callbacks=None) def getParamsCategories(self, ): return self._callback("getParamsCategories", ) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='iss', out_signature='s', async_callbacks=('callback', 'errback')) def getParamsUI(self, security_limit=-1, app='', profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("getParamsUI", security_limit, str(app), str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a{sa{s(sia{ss})}}', async_callbacks=None) def getPresenceStatuses(self, profile_key="@DEFAULT@"): return self._callback("getPresenceStatuses", str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='', out_signature='', async_callbacks=('callback', 'errback')) def getReady(self, callback=None, errback=None): return self._callback("getReady", callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='', out_signature='s', async_callbacks=None) def getVersion(self, ): return self._callback("getVersion", ) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a{ss}', async_callbacks=None) def getWaitingSub(self, profile_key="@DEFAULT@"): return self._callback("getWaitingSub", str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssiba{ss}s', out_signature='a(sdssa{ss}a{ss}sa{ss})', async_callbacks=('callback', 'errback')) def historyGet(self, from_jid, to_jid, limit, between=True, filters='', profile="@NONE@", callback=None, errback=None): return self._callback("historyGet", str(from_jid), str(to_jid), limit, between, filters, str(profile), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='b', async_callbacks=None) def isConnected(self, profile_key="@DEFAULT@"): return self._callback("isConnected", str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sa{ss}s', out_signature='a{ss}', async_callbacks=('callback', 'errback')) def launchAction(self, callback_id, data, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("launchAction", str(callback_id), data, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='b', async_callbacks=None) def loadParamsTemplate(self, filename): return self._callback("loadParamsTemplate", str(filename)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='s', async_callbacks=None) def menuHelpGet(self, menu_id, language): return self._callback("menuHelpGet", str(menu_id), str(language)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sasa{ss}is', out_signature='a{ss}', async_callbacks=('callback', 'errback')) def menuLaunch(self, menu_type, path, data, security_limit, profile_key, callback=None, errback=None): return self._callback("menuLaunch", str(menu_type), path, data, security_limit, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='si', out_signature='a(ssasasa{ss})', async_callbacks=None) def menusGet(self, language, security_limit): return self._callback("menusGet", str(language), security_limit) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='s', async_callbacks=None) def messageEncryptionGet(self, to_jid, profile_key): return self._callback("messageEncryptionGet", str(to_jid), str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssbs', out_signature='', async_callbacks=('callback', 'errback')) def messageEncryptionStart(self, to_jid, namespace='', replace=False, profile_key="@NONE@", callback=None, errback=None): return self._callback("messageEncryptionStart", str(to_jid), str(namespace), replace, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='', async_callbacks=('callback', 'errback')) def messageEncryptionStop(self, to_jid, profile_key, callback=None, errback=None): return self._callback("messageEncryptionStop", str(to_jid), str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sa{ss}a{ss}sa{ss}s', out_signature='', async_callbacks=('callback', 'errback')) def messageSend(self, to_jid, message, subject={}, mess_type="auto", extra={}, profile_key="@NONE@", callback=None, errback=None): return self._callback("messageSend", str(to_jid), message, subject, str(mess_type), extra, str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='', out_signature='a{ss}', async_callbacks=None) def namespacesGet(self, ): return self._callback("namespacesGet", ) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sis', out_signature='', async_callbacks=None) def paramsRegisterApp(self, xml, security_limit=-1, app=''): return self._callback("paramsRegisterApp", str(xml), security_limit, str(app)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sss', out_signature='', async_callbacks=('callback', 'errback')) def profileCreate(self, profile, password='', component='', callback=None, errback=None): return self._callback("profileCreate", str(profile), str(password), str(component), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='b', async_callbacks=None) def profileIsSessionStarted(self, profile_key="@DEFAULT@"): return self._callback("profileIsSessionStarted", str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='s', async_callbacks=None) def profileNameGet(self, profile_key="@DEFAULT@"): return self._callback("profileNameGet", str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='', async_callbacks=None) def profileSetDefault(self, profile): return self._callback("profileSetDefault", str(profile)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='b', async_callbacks=('callback', 'errback')) def profileStartSession(self, password='', profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("profileStartSession", str(password), str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='bb', out_signature='as', async_callbacks=None) def profilesListGet(self, clients=True, components=False): return self._callback("profilesListGet", clients, components) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ss', out_signature='a{ss}', async_callbacks=None) def progressGet(self, id, profile): return self._callback("progressGet", str(id), str(profile)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a{sa{sa{ss}}}', async_callbacks=None) def progressGetAll(self, profile): return self._callback("progressGetAll", str(profile)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a{sa{sa{ss}}}', async_callbacks=None) def progressGetAllMetadata(self, profile): return self._callback("progressGetAllMetadata", str(profile)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='', async_callbacks=('callback', 'errback')) def rosterResync(self, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("rosterResync", str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='b', async_callbacks=None) def saveParamsTemplate(self, filename): return self._callback("saveParamsTemplate", str(filename)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='s', out_signature='a{ss}', async_callbacks=('callback', 'errback')) def sessionInfosGet(self, profile_key, callback=None, errback=None): return self._callback("sessionInfosGet", str(profile_key), callback=callback, errback=errback) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sssis', out_signature='', async_callbacks=None) def setParam(self, name, value, category, security_limit=-1, profile_key="@DEFAULT@"): return self._callback("setParam", str(name), str(value), str(category), security_limit, str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssa{ss}s', out_signature='', async_callbacks=None) def setPresence(self, to_jid='', show='', statuses={}, profile_key="@DEFAULT@"): return self._callback("setPresence", str(to_jid), str(show), statuses, str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='sss', out_signature='', async_callbacks=None) def subscription(self, sub_type, entity, profile_key="@DEFAULT@"): return self._callback("subscription", str(sub_type), str(entity), str(profile_key)) @dbus.service.method(const_INT_PREFIX+const_CORE_SUFFIX, in_signature='ssass', out_signature='', async_callbacks=('callback', 'errback')) def updateContact(self, entity_jid, name, groups, profile_key="@DEFAULT@", callback=None, errback=None): return self._callback("updateContact", str(entity_jid), str(name), groups, str(profile_key), callback=callback, errback=errback) def __attributes(self, in_sign): """Return arguments to user given a in_sign @param in_sign: in_sign in the short form (using s,a,i,b etc) @return: list of arguments that correspond to a in_sign (e.g.: "sss" return "arg1, arg2, arg3")""" i = 0 idx = 0 attr = [] while i < len(in_sign): if in_sign[i] not in ["b", "y", "n", "i", "x", "q", "u", "t", "d", "s", "a"]: raise ParseError("Unmanaged attribute type [%c]" % in_sign[i]) attr.append("arg_%i" % idx) idx += 1 if in_sign[i] == "a": i += 1 if ( in_sign[i] != "{" and in_sign[i] != "(" ): # FIXME: must manage tuples out of arrays i += 1 continue # we have a simple type for the array opening_car = in_sign[i] assert opening_car in ["{", "("] closing_car = "}" if opening_car == "{" else ")" opening_count = 1 while True: # we have a dict or a list of tuples i += 1 if i >= len(in_sign): raise ParseError("missing }") if in_sign[i] == opening_car: opening_count += 1 if in_sign[i] == closing_car: opening_count -= 1 if opening_count == 0: break i += 1 return attr def addMethod(self, name, int_suffix, in_sign, out_sign, method, async_=False): """Dynamically add a method to Dbus Bridge""" inspect_args = inspect.getfullargspec(method) _arguments = inspect_args.args _defaults = list(inspect_args.defaults or []) if inspect.ismethod(method): # if we have a method, we don't want the first argument (usually 'self') del (_arguments[0]) # first arguments are for the _callback method arguments_callback = ", ".join( [repr(name)] + ( (_arguments + ["callback=callback", "errback=errback"]) if async_ else _arguments ) ) if async_: _arguments.extend(["callback", "errback"]) _defaults.extend([None, None]) # now we create a second list with default values for i in range(1, len(_defaults) + 1): _arguments[-i] = "%s = %s" % (_arguments[-i], repr(_defaults[-i])) arguments_defaults = ", ".join(_arguments) code = compile( "def %(name)s (self,%(arguments_defaults)s): return self._callback(%(arguments_callback)s)" % { "name": name, "arguments_defaults": arguments_defaults, "arguments_callback": arguments_callback, }, "<DBus bridge>", "exec", ) exec(code) # FIXME: to the same thing in a cleaner way, without compile/exec method = locals()[name] async_callbacks = ("callback", "errback") if async_ else None setattr( DbusObject, name, dbus.service.method( const_INT_PREFIX + int_suffix, in_signature=in_sign, out_signature=out_sign, async_callbacks=async_callbacks, )(method), ) function = getattr(self, name) func_table = self._dbus_class_table[ self.__class__.__module__ + "." + self.__class__.__name__ ][function._dbus_interface] func_table[function.__name__] = function # Needed for introspection def addSignal(self, name, int_suffix, signature, doc={}): """Dynamically add a signal to Dbus Bridge""" attributes = ", ".join(self.__attributes(signature)) # TODO: use doc parameter to name attributes # code = compile ('def '+name+' (self,'+attributes+'): log.debug ("'+name+' signal")', '<DBus bridge>','exec') #XXX: the log.debug is too annoying with xmllog code = compile( "def " + name + " (self," + attributes + "): pass", "<DBus bridge>", "exec" ) exec(code) signal = locals()[name] setattr( DbusObject, name, dbus.service.signal(const_INT_PREFIX + int_suffix, signature=signature)( signal ), ) function = getattr(self, name) func_table = self._dbus_class_table[ self.__class__.__module__ + "." + self.__class__.__name__ ][function._dbus_interface] func_table[function.__name__] = function # Needed for introspection class Bridge(object): def __init__(self): dbus.mainloop.glib.DBusGMainLoop(set_as_default=True) log.info("Init DBus...") try: self.session_bus = dbus.SessionBus() except dbus.DBusException as e: if e._dbus_error_name == "org.freedesktop.DBus.Error.NotSupported": log.error( _( "D-Bus is not launched, please see README to see instructions on how to launch it" ) ) raise BridgeInitError self.dbus_name = dbus.service.BusName(const_INT_PREFIX, self.session_bus) self.dbus_bridge = DbusObject(self.session_bus, const_OBJ_PATH) def _debug(self, action, params, profile): self.dbus_bridge._debug(action, params, profile) def actionNew(self, action_data, id, security_limit, profile): self.dbus_bridge.actionNew(action_data, id, security_limit, profile) def connected(self, jid_s, profile): self.dbus_bridge.connected(jid_s, profile) def contactDeleted(self, entity_jid, profile): self.dbus_bridge.contactDeleted(entity_jid, profile) def disconnected(self, profile): self.dbus_bridge.disconnected(profile) def entityDataUpdated(self, jid, name, value, profile): self.dbus_bridge.entityDataUpdated(jid, name, value, profile) def messageEncryptionStarted(self, to_jid, encryption_data, profile_key): self.dbus_bridge.messageEncryptionStarted(to_jid, encryption_data, profile_key) def messageEncryptionStopped(self, to_jid, encryption_data, profile_key): self.dbus_bridge.messageEncryptionStopped(to_jid, encryption_data, profile_key) def messageNew(self, uid, timestamp, from_jid, to_jid, message, subject, mess_type, extra, profile): self.dbus_bridge.messageNew(uid, timestamp, from_jid, to_jid, message, subject, mess_type, extra, profile) def newContact(self, contact_jid, attributes, groups, profile): self.dbus_bridge.newContact(contact_jid, attributes, groups, profile) def paramUpdate(self, name, value, category, profile): self.dbus_bridge.paramUpdate(name, value, category, profile) def presenceUpdate(self, entity_jid, show, priority, statuses, profile): self.dbus_bridge.presenceUpdate(entity_jid, show, priority, statuses, profile) def progressError(self, id, error, profile): self.dbus_bridge.progressError(id, error, profile) def progressFinished(self, id, metadata, profile): self.dbus_bridge.progressFinished(id, metadata, profile) def progressStarted(self, id, metadata, profile): self.dbus_bridge.progressStarted(id, metadata, profile) def subscribe(self, sub_type, entity_jid, profile): self.dbus_bridge.subscribe(sub_type, entity_jid, profile) def register_method(self, name, callback): log.debug("registering DBus bridge method [%s]" % name) self.dbus_bridge.register_method(name, callback) def addMethod(self, name, int_suffix, in_sign, out_sign, method, async_=False, doc={}): """Dynamically add a method to Dbus Bridge""" # FIXME: doc parameter is kept only temporary, the time to remove it from calls log.debug("Adding method [%s] to DBus bridge" % name) self.dbus_bridge.addMethod(name, int_suffix, in_sign, out_sign, method, async_) self.register_method(name, method) def addSignal(self, name, int_suffix, signature, doc={}): self.dbus_bridge.addSignal(name, int_suffix, signature, doc) setattr(Bridge, name, getattr(self.dbus_bridge, name))