diff options
| -rw-r--r-- | synapse/appservice/__init__.py | 119 | ||||
| -rw-r--r-- | synapse/appservice/api.py | 15 | ||||
| -rw-r--r-- | synapse/handlers/appservice.py | 4 | ||||
| -rw-r--r-- | synapse/storage/appservice.py | 105 |
4 files changed, 138 insertions, 105 deletions
diff --git a/synapse/appservice/__init__.py b/synapse/appservice/__init__.py new file mode 100644 index 0000000000..f801fb5324 --- /dev/null +++ b/synapse/appservice/__init__.py @@ -0,0 +1,119 @@ +# -*- coding: utf-8 -*- +# Copyright 2015 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +from synapse.api.constants import EventTypes + +import re + + +class ApplicationService(object): + """Defines an application service. This definition is mostly what is + provided to the /register AS API. + + Provides methods to check if this service is "interested" in events. + """ + NS_USERS = "users" + NS_ALIASES = "aliases" + NS_ROOMS = "rooms" + # The ordering here is important as it is used to map database values (which + # are stored as ints representing the position in this list) to namespace + # values. + NS_LIST = [NS_USERS, NS_ALIASES, NS_ROOMS] + + def __init__(self, token, url=None, namespaces=None): + self.token = token + self.url = url + self.namespaces = self._check_namespaces(namespaces) + + def _check_namespaces(self, namespaces): + # Sanity check that it is of the form: + # { + # users: ["regex",...], + # aliases: ["regex",...], + # rooms: ["regex",...], + # } + if not namespaces: + return None + + for ns in ApplicationService.NS_LIST: + if type(namespaces[ns]) != list: + raise ValueError("Bad namespace value for '%s'", ns) + for regex in namespaces[ns]: + if not isinstance(regex, basestring): + raise ValueError("Expected string regex for ns '%s'", ns) + return namespaces + + def _matches_regex(self, test_string, namespace_key): + for regex in self.namespaces[namespace_key]: + if re.match(regex, test_string): + return True + return False + + def _matches_user(self, event): + if (hasattr(event, "user_id") and + self._matches_regex( + event.user_id, ApplicationService.NS_USERS)): + return True + # also check m.room.member state key + if (hasattr(event, "type") and event.type == EventTypes.Member + and hasattr(event, "state_key") + and self._matches_regex( + event.state_key, ApplicationService.NS_USERS)): + return True + return False + + def _matches_room_id(self, event): + if hasattr(event, "room_id"): + return self._matches_regex( + event.room_id, ApplicationService.NS_ROOMS + ) + return False + + def _matches_aliases(self, event, alias_list): + for alias in alias_list: + if self._matches_regex(alias, ApplicationService.NS_ALIASES): + return True + return False + + def is_interested(self, event, restrict_to=None, aliases_for_event=None): + """Check if this service is interested in this event. + + Args: + event(Event): The event to check. + restrict_to(str): The namespace to restrict regex tests to. + aliases_for_event(list): A list of all the known room aliases for + this event. + Returns: + bool: True if this service would like to know about this event. + """ + if aliases_for_event is None: + aliases_for_event = [] + if restrict_to and restrict_to not in ApplicationService.NS_LIST: + # this is a programming error, so fail early and raise a general + # exception + raise Exception("Unexpected restrict_to value: %s". restrict_to) + + if not restrict_to: + return (self._matches_user(event) + or self._matches_aliases(event, aliases_for_event) + or self._matches_room_id(event)) + elif restrict_to == ApplicationService.NS_ALIASES: + return self._matches_aliases(event, aliases_for_event) + elif restrict_to == ApplicationService.NS_ROOMS: + return self._matches_room_id(event) + elif restrict_to == ApplicationService.NS_USERS: + return self._matches_user(event) + + def __str__(self): + return "ApplicationService: %s" % (self.__dict__,) diff --git a/synapse/appservice/api.py b/synapse/appservice/api.py new file mode 100644 index 0000000000..803f97ea4f --- /dev/null +++ b/synapse/appservice/api.py @@ -0,0 +1,15 @@ +# -*- coding: utf-8 -*- +# Copyright 2015 OpenMarket Ltd +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + diff --git a/synapse/handlers/appservice.py b/synapse/handlers/appservice.py index dac63e2245..f05b57bcb9 100644 --- a/synapse/handlers/appservice.py +++ b/synapse/handlers/appservice.py @@ -17,7 +17,7 @@ from twisted.internet import defer from ._base import BaseHandler from synapse.api.errors import Codes, StoreError, SynapseError -from synapse.storage.appservice import ApplicationService +from synapse.appservice import ApplicationService import logging @@ -96,6 +96,7 @@ class ApplicationServicesHandler(BaseHandler): restrict_to=ApplicationService.NS_USERS ) for user_service in user_query_services: + # this needs to block XXX: Need to feed response back to caller pass # TODO poke User Query API # Do we know this room alias exists? If not, poke the room alias query @@ -107,6 +108,7 @@ class ApplicationServicesHandler(BaseHandler): restrict_to=ApplicationService.NS_ALIASES ) for alias_service in alias_query_services: + # this needs to block XXX: Need to feed response back to caller pass # TODO poke Room Alias Query API # Fork off pushes to these services - XXX First cut, best effort diff --git a/synapse/storage/appservice.py b/synapse/storage/appservice.py index cdf26ee434..48bc7e0fe6 100644 --- a/synapse/storage/appservice.py +++ b/synapse/storage/appservice.py @@ -13,119 +13,16 @@ # See the License for the specific language governing permissions and # limitations under the License. import logging -import re from twisted.internet import defer -from synapse.api.constants import EventTypes from synapse.api.errors import StoreError +from synapse.appservice import ApplicationService from ._base import SQLBaseStore logger = logging.getLogger(__name__) -# XXX: This feels like it should belong in a "models" module, not storage. -class ApplicationService(object): - """Defines an application service. - - Provides methods to check if this service is "interested" in events. - """ - NS_USERS = "users" - NS_ALIASES = "aliases" - NS_ROOMS = "rooms" - # The ordering here is important as it is used to map database values (which - # are stored as ints representing the position in this list) to namespace - # values. - NS_LIST = [NS_USERS, NS_ALIASES, NS_ROOMS] - - def __init__(self, token, url=None, namespaces=None): - self.token = token - self.url = url - self.namespaces = self._check_namespaces(namespaces) - - def _check_namespaces(self, namespaces): - # Sanity check that it is of the form: - # { - # users: ["regex",...], - # aliases: ["regex",...], - # rooms: ["regex",...], - # } - if not namespaces: - return None - - for ns in ApplicationService.NS_LIST: - if type(namespaces[ns]) != list: - raise ValueError("Bad namespace value for '%s'", ns) - for regex in namespaces[ns]: - if not isinstance(regex, basestring): - raise ValueError("Expected string regex for ns '%s'", ns) - return namespaces - - def _matches_regex(self, test_string, namespace_key): - for regex in self.namespaces[namespace_key]: - if re.match(regex, test_string): - return True - return False - - def _matches_user(self, event): - if (hasattr(event, "user_id") and - self._matches_regex( - event.user_id, ApplicationService.NS_USERS)): - return True - # also check m.room.member state key - if (hasattr(event, "type") and event.type == EventTypes.Member - and hasattr(event, "state_key") - and self._matches_regex( - event.state_key, ApplicationService.NS_USERS)): - return True - return False - - def _matches_room_id(self, event): - if hasattr(event, "room_id"): - return self._matches_regex( - event.room_id, ApplicationService.NS_ROOMS - ) - return False - - def _matches_aliases(self, event, alias_list): - for alias in alias_list: - if self._matches_regex(alias, ApplicationService.NS_ALIASES): - return True - return False - - def is_interested(self, event, restrict_to=None, aliases_for_event=None): - """Check if this service is interested in this event. - - Args: - event(Event): The event to check. - restrict_to(str): The namespace to restrict regex tests to. - aliases_for_event(list): A list of all the known room aliases for - this event. - Returns: - bool: True if this service would like to know about this event. - """ - if aliases_for_event is None: - aliases_for_event = [] - if restrict_to and restrict_to not in ApplicationService.NS_LIST: - # this is a programming error, so fail early and raise a general - # exception - raise Exception("Unexpected restrict_to value: %s". restrict_to) - - if not restrict_to: - return (self._matches_user(event) - or self._matches_aliases(event, aliases_for_event) - or self._matches_room_id(event)) - elif restrict_to == ApplicationService.NS_ALIASES: - return self._matches_aliases(event, aliases_for_event) - elif restrict_to == ApplicationService.NS_ROOMS: - return self._matches_room_id(event) - elif restrict_to == ApplicationService.NS_USERS: - return self._matches_user(event) - - def __str__(self): - return "ApplicationService: %s" % (self.__dict__,) - - class ApplicationServiceCache(object): """Caches ApplicationServices and provides utility functions on top. |