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-rw-r--r--synapse/rest/client/v1/admin.py55
-rw-r--r--synapse/rest/client/v1/base.py12
-rw-r--r--synapse/rest/client/v1/directory.py16
-rw-r--r--synapse/rest/client/v1/events.py8
-rw-r--r--synapse/rest/client/v1/initial_sync.py4
-rw-r--r--synapse/rest/client/v1/login.py30
-rw-r--r--synapse/rest/client/v1/logout.py8
-rw-r--r--synapse/rest/client/v1/presence.py13
-rw-r--r--synapse/rest/client/v1/profile.py5
-rw-r--r--synapse/rest/client/v1/push_rule.py24
-rw-r--r--synapse/rest/client/v1/pusher.py32
-rw-r--r--synapse/rest/client/v1/register.py43
-rw-r--r--synapse/rest/client/v1/room.py36
-rw-r--r--synapse/rest/client/v1/voip.py9
14 files changed, 132 insertions, 163 deletions
diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py
index 8fb08dc526..01c3f2eb04 100644
--- a/synapse/rest/client/v1/admin.py
+++ b/synapse/rest/client/v1/admin.py
@@ -14,19 +14,24 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from twisted.internet import defer
+import logging
 
 from six.moves import http_client
 
+from twisted.internet import defer
+
 from synapse.api.constants import Membership
-from synapse.api.errors import AuthError, SynapseError, Codes, NotFoundError
+from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError
+from synapse.http.servlet import (
+    assert_params_in_dict,
+    parse_json_object_from_request,
+    parse_integer,
+    parse_string
+)
 from synapse.types import UserID, create_requester
-from synapse.http.servlet import parse_json_object_from_request
 
 from .base import ClientV1RestServlet, client_path_patterns
 
-import logging
-
 logger = logging.getLogger(__name__)
 
 
@@ -98,16 +103,8 @@ class PurgeMediaCacheRestServlet(ClientV1RestServlet):
         if not is_admin:
             raise AuthError(403, "You are not a server admin")
 
-        before_ts = request.args.get("before_ts", None)
-        if not before_ts:
-            raise SynapseError(400, "Missing 'before_ts' arg")
-
-        logger.info("before_ts: %r", before_ts[0])
-
-        try:
-            before_ts = int(before_ts[0])
-        except Exception:
-            raise SynapseError(400, "Invalid 'before_ts' arg")
+        before_ts = parse_integer(request, "before_ts", required=True)
+        logger.info("before_ts: %r", before_ts)
 
         ret = yield self.media_repository.delete_old_remote_media(before_ts)
 
@@ -300,10 +297,8 @@ class ShutdownRoomRestServlet(ClientV1RestServlet):
             raise AuthError(403, "You are not a server admin")
 
         content = parse_json_object_from_request(request)
-
-        new_room_user_id = content.get("new_room_user_id")
-        if not new_room_user_id:
-            raise SynapseError(400, "Please provide field `new_room_user_id`")
+        assert_params_in_dict(content, ["new_room_user_id"])
+        new_room_user_id = content["new_room_user_id"]
 
         room_creator_requester = create_requester(new_room_user_id)
 
@@ -464,9 +459,8 @@ class ResetPasswordRestServlet(ClientV1RestServlet):
             raise AuthError(403, "You are not a server admin")
 
         params = parse_json_object_from_request(request)
+        assert_params_in_dict(params, ["new_password"])
         new_password = params['new_password']
-        if not new_password:
-            raise SynapseError(400, "Missing 'new_password' arg")
 
         logger.info("new_password: %r", new_password)
 
@@ -514,12 +508,9 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
             raise SynapseError(400, "Can only users a local user")
 
         order = "name"  # order by name in user table
-        start = request.args.get("start")[0]
-        limit = request.args.get("limit")[0]
-        if not limit:
-            raise SynapseError(400, "Missing 'limit' arg")
-        if not start:
-            raise SynapseError(400, "Missing 'start' arg")
+        start = parse_integer(request, "start", required=True)
+        limit = parse_integer(request, "limit", required=True)
+
         logger.info("limit: %s, start: %s", limit, start)
 
         ret = yield self.handlers.admin_handler.get_users_paginate(
@@ -551,12 +542,9 @@ class GetUsersPaginatedRestServlet(ClientV1RestServlet):
 
         order = "name"  # order by name in user table
         params = parse_json_object_from_request(request)
+        assert_params_in_dict(params, ["limit", "start"])
         limit = params['limit']
         start = params['start']
-        if not limit:
-            raise SynapseError(400, "Missing 'limit' arg")
-        if not start:
-            raise SynapseError(400, "Missing 'start' arg")
         logger.info("limit: %s, start: %s", limit, start)
 
         ret = yield self.handlers.admin_handler.get_users_paginate(
@@ -604,10 +592,7 @@ class SearchUsersRestServlet(ClientV1RestServlet):
         if not self.hs.is_mine(target_user):
             raise SynapseError(400, "Can only users a local user")
 
-        term = request.args.get("term")[0]
-        if not term:
-            raise SynapseError(400, "Missing 'term' arg")
-
+        term = parse_string(request, "term", required=True)
         logger.info("term: %s ", term)
 
         ret = yield self.handlers.admin_handler.search_users(
diff --git a/synapse/rest/client/v1/base.py b/synapse/rest/client/v1/base.py
index 197335d7aa..c77d7aba68 100644
--- a/synapse/rest/client/v1/base.py
+++ b/synapse/rest/client/v1/base.py
@@ -16,14 +16,12 @@
 """This module contains base REST classes for constructing client v1 servlets.
 """
 
-from synapse.http.servlet import RestServlet
-from synapse.api.urls import CLIENT_PREFIX
-from synapse.rest.client.transactions import HttpTransactionCache
-
-import re
-
 import logging
+import re
 
+from synapse.api.urls import CLIENT_PREFIX
+from synapse.http.servlet import RestServlet
+from synapse.rest.client.transactions import HttpTransactionCache
 
 logger = logging.getLogger(__name__)
 
@@ -64,4 +62,4 @@ class ClientV1RestServlet(RestServlet):
         self.hs = hs
         self.builder_factory = hs.get_event_builder_factory()
         self.auth = hs.get_auth()
-        self.txns = HttpTransactionCache(hs.get_clock())
+        self.txns = HttpTransactionCache(hs)
diff --git a/synapse/rest/client/v1/directory.py b/synapse/rest/client/v1/directory.py
index 1c3933380f..69dcd618cb 100644
--- a/synapse/rest/client/v1/directory.py
+++ b/synapse/rest/client/v1/directory.py
@@ -14,17 +14,16 @@
 # limitations under the License.
 
 
+import logging
+
 from twisted.internet import defer
 
-from synapse.api.errors import AuthError, SynapseError, Codes
-from synapse.types import RoomAlias
+from synapse.api.errors import AuthError, Codes, SynapseError
 from synapse.http.servlet import parse_json_object_from_request
+from synapse.types import RoomAlias
 
 from .base import ClientV1RestServlet, client_path_patterns
 
-import logging
-
-
 logger = logging.getLogger(__name__)
 
 
@@ -53,15 +52,14 @@ class ClientDirectoryServer(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def on_PUT(self, request, room_alias):
+        room_alias = RoomAlias.from_string(room_alias)
+
         content = parse_json_object_from_request(request)
         if "room_id" not in content:
-            raise SynapseError(400, "Missing room_id key",
+            raise SynapseError(400, 'Missing params: ["room_id"]',
                                errcode=Codes.BAD_JSON)
 
         logger.debug("Got content: %s", content)
-
-        room_alias = RoomAlias.from_string(room_alias)
-
         logger.debug("Got room name: %s", room_alias.to_string())
 
         room_id = content["room_id"]
diff --git a/synapse/rest/client/v1/events.py b/synapse/rest/client/v1/events.py
index 701b6f549b..b70c9c2806 100644
--- a/synapse/rest/client/v1/events.py
+++ b/synapse/rest/client/v1/events.py
@@ -14,15 +14,15 @@
 # limitations under the License.
 
 """This module contains REST servlets to do with event streaming, /events."""
+import logging
+
 from twisted.internet import defer
 
 from synapse.api.errors import SynapseError
-from synapse.streams.config import PaginationConfig
-from .base import ClientV1RestServlet, client_path_patterns
 from synapse.events.utils import serialize_event
+from synapse.streams.config import PaginationConfig
 
-import logging
-
+from .base import ClientV1RestServlet, client_path_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v1/initial_sync.py b/synapse/rest/client/v1/initial_sync.py
index 478e21eea8..00a1a99feb 100644
--- a/synapse/rest/client/v1/initial_sync.py
+++ b/synapse/rest/client/v1/initial_sync.py
@@ -16,6 +16,8 @@
 from twisted.internet import defer
 
 from synapse.streams.config import PaginationConfig
+from synapse.http.servlet import parse_boolean
+
 from .base import ClientV1RestServlet, client_path_patterns
 
 
@@ -32,7 +34,7 @@ class InitialSyncRestServlet(ClientV1RestServlet):
         requester = yield self.auth.get_user_by_req(request)
         as_client_event = "raw" not in request.args
         pagination_config = PaginationConfig.from_request(request)
-        include_archived = request.args.get("archived", None) == ["true"]
+        include_archived = parse_boolean(request, "archived", default=False)
         content = yield self.initial_sync_handler.snapshot_all_rooms(
             user_id=requester.user.to_string(),
             pagin_config=pagination_config,
diff --git a/synapse/rest/client/v1/login.py b/synapse/rest/client/v1/login.py
index 88ca5184cd..cb85fa1436 100644
--- a/synapse/rest/client/v1/login.py
+++ b/synapse/rest/client/v1/login.py
@@ -13,30 +13,26 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from twisted.internet import defer
-
-from synapse.api.errors import SynapseError, LoginError, Codes
-from synapse.types import UserID
-from synapse.http.server import finish_request
-from synapse.http.servlet import parse_json_object_from_request
-from synapse.util.msisdn import phone_number_to_msisdn
-
-from .base import ClientV1RestServlet, client_path_patterns
-
-from canonicaljson import json
-
+import logging
 import urllib
+import xml.etree.ElementTree as ET
+
 from six.moves.urllib import parse as urlparse
 
-import logging
-from saml2 import BINDING_HTTP_POST
-from saml2 import config
+from canonicaljson import json
+from saml2 import BINDING_HTTP_POST, config
 from saml2.client import Saml2Client
 
-import xml.etree.ElementTree as ET
-
+from twisted.internet import defer
 from twisted.web.client import PartialDownloadError
 
+from synapse.api.errors import Codes, LoginError, SynapseError
+from synapse.http.server import finish_request
+from synapse.http.servlet import parse_json_object_from_request
+from synapse.types import UserID
+from synapse.util.msisdn import phone_number_to_msisdn
+
+from .base import ClientV1RestServlet, client_path_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v1/logout.py b/synapse/rest/client/v1/logout.py
index e092158cb7..430c692336 100644
--- a/synapse/rest/client/v1/logout.py
+++ b/synapse/rest/client/v1/logout.py
@@ -13,16 +13,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import logging
+
 from twisted.internet import defer
 
-from synapse.api.auth import get_access_token_from_request
 from synapse.api.errors import AuthError
 
 from .base import ClientV1RestServlet, client_path_patterns
 
-import logging
-
-
 logger = logging.getLogger(__name__)
 
 
@@ -52,7 +50,7 @@ class LogoutRestServlet(ClientV1RestServlet):
             if requester.device_id is None:
                 # the acccess token wasn't associated with a device.
                 # Just delete the access token
-                access_token = get_access_token_from_request(request)
+                access_token = self._auth.get_access_token_from_request(request)
                 yield self._auth_handler.delete_access_token(access_token)
             else:
                 yield self._device_handler.delete_device(
diff --git a/synapse/rest/client/v1/presence.py b/synapse/rest/client/v1/presence.py
index 647994bd53..a14f0c807e 100644
--- a/synapse/rest/client/v1/presence.py
+++ b/synapse/rest/client/v1/presence.py
@@ -15,17 +15,18 @@
 
 """ This module contains REST servlets to do with presence: /presence/<paths>
 """
+import logging
+
+from six import string_types
+
 from twisted.internet import defer
 
-from synapse.api.errors import SynapseError, AuthError
-from synapse.types import UserID
+from synapse.api.errors import AuthError, SynapseError
 from synapse.handlers.presence import format_user_presence_state
 from synapse.http.servlet import parse_json_object_from_request
-from .base import ClientV1RestServlet, client_path_patterns
-
-from six import string_types
+from synapse.types import UserID
 
-import logging
+from .base import ClientV1RestServlet, client_path_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v1/profile.py b/synapse/rest/client/v1/profile.py
index e4e3611a14..a23edd8fe5 100644
--- a/synapse/rest/client/v1/profile.py
+++ b/synapse/rest/client/v1/profile.py
@@ -16,9 +16,10 @@
 """ This module contains REST servlets to do with profile: /profile/<paths> """
 from twisted.internet import defer
 
-from .base import ClientV1RestServlet, client_path_patterns
-from synapse.types import UserID
 from synapse.http.servlet import parse_json_object_from_request
+from synapse.types import UserID
+
+from .base import ClientV1RestServlet, client_path_patterns
 
 
 class ProfileDisplaynameRestServlet(ClientV1RestServlet):
diff --git a/synapse/rest/client/v1/push_rule.py b/synapse/rest/client/v1/push_rule.py
index 6bb4821ec6..6e95d9bec2 100644
--- a/synapse/rest/client/v1/push_rule.py
+++ b/synapse/rest/client/v1/push_rule.py
@@ -16,16 +16,18 @@
 from twisted.internet import defer
 
 from synapse.api.errors import (
-    SynapseError, UnrecognizedRequestError, NotFoundError, StoreError
+    NotFoundError,
+    StoreError,
+    SynapseError,
+    UnrecognizedRequestError,
 )
-from .base import ClientV1RestServlet, client_path_patterns
-from synapse.storage.push_rule import (
-    InconsistentRuleException, RuleNotFoundException
-)
-from synapse.push.clientformat import format_push_rules_for_user
+from synapse.http.servlet import parse_json_value_from_request, parse_string
 from synapse.push.baserules import BASE_RULE_IDS
+from synapse.push.clientformat import format_push_rules_for_user
 from synapse.push.rulekinds import PRIORITY_CLASS_MAP
-from synapse.http.servlet import parse_json_value_from_request
+from synapse.storage.push_rule import InconsistentRuleException, RuleNotFoundException
+
+from .base import ClientV1RestServlet, client_path_patterns
 
 
 class PushRuleRestServlet(ClientV1RestServlet):
@@ -73,13 +75,13 @@ class PushRuleRestServlet(ClientV1RestServlet):
         except InvalidRuleException as e:
             raise SynapseError(400, e.message)
 
-        before = request.args.get("before", None)
+        before = parse_string(request, "before")
         if before:
-            before = _namespaced_rule_id(spec, before[0])
+            before = _namespaced_rule_id(spec, before)
 
-        after = request.args.get("after", None)
+        after = parse_string(request, "after")
         if after:
-            after = _namespaced_rule_id(spec, after[0])
+            after = _namespaced_rule_id(spec, after)
 
         try:
             yield self.store.add_push_rule(
diff --git a/synapse/rest/client/v1/pusher.py b/synapse/rest/client/v1/pusher.py
index 40e523cc5f..182a68b1e2 100644
--- a/synapse/rest/client/v1/pusher.py
+++ b/synapse/rest/client/v1/pusher.py
@@ -13,20 +13,22 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import logging
+
 from twisted.internet import defer
 
-from synapse.api.errors import SynapseError, Codes
-from synapse.push import PusherConfigException
+from synapse.api.errors import Codes, StoreError, SynapseError
+from synapse.http.server import finish_request
 from synapse.http.servlet import (
-    parse_json_object_from_request, parse_string, RestServlet
+    RestServlet,
+    assert_params_in_dict,
+    parse_json_object_from_request,
+    parse_string,
 )
-from synapse.http.server import finish_request
-from synapse.api.errors import StoreError
+from synapse.push import PusherConfigException
 
 from .base import ClientV1RestServlet, client_path_patterns
 
-import logging
-
 logger = logging.getLogger(__name__)
 
 
@@ -90,15 +92,11 @@ class PushersSetRestServlet(ClientV1RestServlet):
             )
             defer.returnValue((200, {}))
 
-        reqd = ['kind', 'app_id', 'app_display_name',
-                'device_display_name', 'pushkey', 'lang', 'data']
-        missing = []
-        for i in reqd:
-            if i not in content:
-                missing.append(i)
-        if len(missing):
-            raise SynapseError(400, "Missing parameters: " + ','.join(missing),
-                               errcode=Codes.MISSING_PARAM)
+        assert_params_in_dict(
+            content,
+            ['kind', 'app_id', 'app_display_name',
+             'device_display_name', 'pushkey', 'lang', 'data']
+        )
 
         logger.debug("set pushkey %s to kind %s", content['pushkey'], content['kind'])
         logger.debug("Got pushers request with body: %r", content)
@@ -147,7 +145,7 @@ class PushersRemoveRestServlet(RestServlet):
     SUCCESS_HTML = "<html><body>You have been unsubscribed</body><html>"
 
     def __init__(self, hs):
-        super(RestServlet, self).__init__()
+        super(PushersRemoveRestServlet, self).__init__()
         self.hs = hs
         self.notifier = hs.get_notifier()
         self.auth = hs.get_auth()
diff --git a/synapse/rest/client/v1/register.py b/synapse/rest/client/v1/register.py
index c10320dedf..25a143af8d 100644
--- a/synapse/rest/client/v1/register.py
+++ b/synapse/rest/client/v1/register.py
@@ -14,21 +14,19 @@
 # limitations under the License.
 
 """This module contains REST servlets to do with registration: /register"""
+import hmac
+import logging
+from hashlib import sha1
+
 from twisted.internet import defer
 
-from synapse.api.errors import SynapseError, Codes
-from synapse.api.constants import LoginType
-from synapse.api.auth import get_access_token_from_request
-from .base import ClientV1RestServlet, client_path_patterns
 import synapse.util.stringutils as stringutils
-from synapse.http.servlet import parse_json_object_from_request
+from synapse.api.constants import LoginType
+from synapse.api.errors import Codes, SynapseError
+from synapse.http.servlet import assert_params_in_dict, parse_json_object_from_request
 from synapse.types import create_requester
 
-from hashlib import sha1
-import hmac
-import logging
-
-from six import string_types
+from .base import ClientV1RestServlet, client_path_patterns
 
 logger = logging.getLogger(__name__)
 
@@ -66,6 +64,7 @@ class RegisterRestServlet(ClientV1RestServlet):
         # TODO: persistent storage
         self.sessions = {}
         self.enable_registration = hs.config.enable_registration
+        self.auth = hs.get_auth()
         self.auth_handler = hs.get_auth_handler()
         self.handlers = hs.get_handlers()
 
@@ -123,8 +122,7 @@ class RegisterRestServlet(ClientV1RestServlet):
         session = (register_json["session"]
                    if "session" in register_json else None)
         login_type = None
-        if "type" not in register_json:
-            raise SynapseError(400, "Missing 'type' key.")
+        assert_params_in_dict(register_json, ["type"])
 
         try:
             login_type = register_json["type"]
@@ -309,11 +307,9 @@ class RegisterRestServlet(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def _do_app_service(self, request, register_json, session):
-        as_token = get_access_token_from_request(request)
-
-        if "user" not in register_json:
-            raise SynapseError(400, "Expected 'user' key.")
+        as_token = self.auth.get_access_token_from_request(request)
 
+        assert_params_in_dict(register_json, ["user"])
         user_localpart = register_json["user"].encode("utf-8")
 
         handler = self.handlers.registration_handler
@@ -330,12 +326,7 @@ class RegisterRestServlet(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def _do_shared_secret(self, request, register_json, session):
-        if not isinstance(register_json.get("mac", None), string_types):
-            raise SynapseError(400, "Expected mac.")
-        if not isinstance(register_json.get("user", None), string_types):
-            raise SynapseError(400, "Expected 'user' key.")
-        if not isinstance(register_json.get("password", None), string_types):
-            raise SynapseError(400, "Expected 'password' key.")
+        assert_params_in_dict(register_json, ["mac", "user", "password"])
 
         if not self.hs.config.registration_shared_secret:
             raise SynapseError(400, "Shared secret registration is not enabled")
@@ -399,7 +390,7 @@ class CreateUserRestServlet(ClientV1RestServlet):
     def on_POST(self, request):
         user_json = parse_json_object_from_request(request)
 
-        access_token = get_access_token_from_request(request)
+        access_token = self.auth.get_access_token_from_request(request)
         app_service = self.store.get_app_service_by_token(
             access_token
         )
@@ -418,11 +409,7 @@ class CreateUserRestServlet(ClientV1RestServlet):
 
     @defer.inlineCallbacks
     def _do_create(self, requester, user_json):
-        if "localpart" not in user_json:
-            raise SynapseError(400, "Expected 'localpart' key.")
-
-        if "displayname" not in user_json:
-            raise SynapseError(400, "Expected 'displayname' key.")
+        assert_params_in_dict(user_json, ["localpart", "displayname"])
 
         localpart = user_json["localpart"].encode("utf-8")
         displayname = user_json["displayname"].encode("utf-8")
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index e6ae5db79b..3d62447854 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -15,23 +15,28 @@
 # limitations under the License.
 
 """ This module contains REST servlets to do with rooms: /rooms/<paths> """
+import logging
+
+from six.moves.urllib import parse as urlparse
+
+from canonicaljson import json
+
 from twisted.internet import defer
 
-from .base import ClientV1RestServlet, client_path_patterns
-from synapse.api.errors import SynapseError, Codes, AuthError
-from synapse.streams.config import PaginationConfig
 from synapse.api.constants import EventTypes, Membership
+from synapse.api.errors import AuthError, Codes, SynapseError
 from synapse.api.filtering import Filter
-from synapse.types import UserID, RoomID, RoomAlias, ThirdPartyInstanceID
-from synapse.events.utils import serialize_event, format_event_for_client_v2
+from synapse.events.utils import format_event_for_client_v2, serialize_event
 from synapse.http.servlet import (
-    parse_json_object_from_request, parse_string, parse_integer
+    assert_params_in_dict,
+    parse_integer,
+    parse_json_object_from_request,
+    parse_string,
 )
+from synapse.streams.config import PaginationConfig
+from synapse.types import RoomAlias, RoomID, ThirdPartyInstanceID, UserID
 
-from six.moves.urllib import parse as urlparse
-
-import logging
-from canonicaljson import json
+from .base import ClientV1RestServlet, client_path_patterns
 
 logger = logging.getLogger(__name__)
 
@@ -431,9 +436,9 @@ class RoomMessageListRestServlet(ClientV1RestServlet):
             request, default_limit=10,
         )
         as_client_event = "raw" not in request.args
-        filter_bytes = request.args.get("filter", None)
+        filter_bytes = parse_string(request, "filter")
         if filter_bytes:
-            filter_json = urlparse.unquote(filter_bytes[-1]).decode("UTF-8")
+            filter_json = urlparse.unquote(filter_bytes).decode("UTF-8")
             event_filter = Filter(json.loads(filter_json))
         else:
             event_filter = None
@@ -526,7 +531,7 @@ class RoomEventContextServlet(ClientV1RestServlet):
     def on_GET(self, request, room_id, event_id):
         requester = yield self.auth.get_user_by_req(request, allow_guest=True)
 
-        limit = int(request.args.get("limit", [10])[0])
+        limit = parse_integer(request, "limit", default=10)
 
         results = yield self.handlers.room_context_handler.get_event_context(
             requester.user,
@@ -632,8 +637,7 @@ class RoomMembershipRestServlet(ClientV1RestServlet):
 
         target = requester.user
         if membership_action in ["invite", "ban", "unban", "kick"]:
-            if "user_id" not in content:
-                raise SynapseError(400, "Missing user_id key.")
+            assert_params_in_dict(content, ["user_id"])
             target = UserID.from_string(content["user_id"])
 
         event_content = None
@@ -760,7 +764,7 @@ class SearchRestServlet(ClientV1RestServlet):
 
         content = parse_json_object_from_request(request)
 
-        batch = request.args.get("next_batch", [None])[0]
+        batch = parse_string(request, "next_batch")
         results = yield self.handlers.search_handler.search(
             requester.user,
             content,
diff --git a/synapse/rest/client/v1/voip.py b/synapse/rest/client/v1/voip.py
index c43b30b73a..62f4c3d93e 100644
--- a/synapse/rest/client/v1/voip.py
+++ b/synapse/rest/client/v1/voip.py
@@ -13,16 +13,15 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import base64
+import hashlib
+import hmac
+
 from twisted.internet import defer
 
 from .base import ClientV1RestServlet, client_path_patterns
 
 
-import hmac
-import hashlib
-import base64
-
-
 class VoipRestServlet(ClientV1RestServlet):
     PATTERNS = client_path_patterns("/voip/turnServer$")
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-21 04:38:21 +0000