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-rw-r--r--synapse/rest/client/v2_alpha/account.py105
-rw-r--r--synapse/rest/client/v2_alpha/account_data.py10
-rw-r--r--synapse/rest/client/v2_alpha/auth.py5
-rw-r--r--synapse/rest/client/v2_alpha/devices.py27
-rw-r--r--synapse/rest/client/v2_alpha/filter.py10
-rw-r--r--synapse/rest/client/v2_alpha/groups.py4
-rw-r--r--synapse/rest/client/v2_alpha/keys.py7
-rw-r--r--synapse/rest/client/v2_alpha/notifications.py11
-rw-r--r--synapse/rest/client/v2_alpha/openid.py10
-rw-r--r--synapse/rest/client/v2_alpha/read_marker.py6
-rw-r--r--synapse/rest/client/v2_alpha/receipts.py6
-rw-r--r--synapse/rest/client/v2_alpha/register.py75
-rw-r--r--synapse/rest/client/v2_alpha/report_event.py32
-rw-r--r--synapse/rest/client/v2_alpha/sendtodevice.py2
-rw-r--r--synapse/rest/client/v2_alpha/sync.py28
-rw-r--r--synapse/rest/client/v2_alpha/tags.py10
-rw-r--r--synapse/rest/client/v2_alpha/thirdparty.py1
-rw-r--r--synapse/rest/client/v2_alpha/user_directory.py1
18 files changed, 194 insertions, 156 deletions
diff --git a/synapse/rest/client/v2_alpha/account.py b/synapse/rest/client/v2_alpha/account.py
index 30523995af..372648cafd 100644
--- a/synapse/rest/client/v2_alpha/account.py
+++ b/synapse/rest/client/v2_alpha/account.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 # Copyright 2015, 2016 OpenMarket Ltd
 # Copyright 2017 Vector Creations Ltd
+# Copyright 2018 New Vector Ltd
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -15,18 +16,20 @@
 # limitations under the License.
 import logging
 
+from six.moves import http_client
+
 from twisted.internet import defer
 
-from synapse.api.auth import has_access_token
 from synapse.api.constants import LoginType
 from synapse.api.errors import Codes, SynapseError
 from synapse.http.servlet import (
-    RestServlet, assert_params_in_request,
+    RestServlet,
+    assert_params_in_dict,
     parse_json_object_from_request,
 )
-from synapse.util.async import run_on_reactor
 from synapse.util.msisdn import phone_number_to_msisdn
 from synapse.util.threepids import check_3pid_allowed
+
 from ._base import client_v2_patterns, interactive_auth_handler
 
 logger = logging.getLogger(__name__)
@@ -44,7 +47,7 @@ class EmailPasswordRequestTokenRestServlet(RestServlet):
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
 
-        assert_params_in_request(body, [
+        assert_params_in_dict(body, [
             'id_server', 'client_secret', 'email', 'send_attempt'
         ])
 
@@ -77,7 +80,7 @@ class MsisdnPasswordRequestTokenRestServlet(RestServlet):
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
 
-        assert_params_in_request(body, [
+        assert_params_in_dict(body, [
             'id_server', 'client_secret',
             'country', 'phone_number', 'send_attempt',
         ])
@@ -126,7 +129,7 @@ class PasswordRestServlet(RestServlet):
         #
         # In the second case, we require a password to confirm their identity.
 
-        if has_access_token(request):
+        if self.auth.has_access_token(request):
             requester = yield self.auth.get_user_by_req(request)
             params = yield self.auth_handler.validate_user_via_ui_auth(
                 requester, body, self.hs.get_ip_from_request(request),
@@ -156,11 +159,10 @@ class PasswordRestServlet(RestServlet):
                     raise SynapseError(404, "Email address not found", Codes.NOT_FOUND)
                 user_id = threepid_user_id
             else:
-                logger.error("Auth succeeded but no known type!", result.keys())
+                logger.error("Auth succeeded but no known type! %r", result.keys())
                 raise SynapseError(500, "", Codes.UNKNOWN)
 
-        if 'new_password' not in params:
-            raise SynapseError(400, "", Codes.MISSING_PARAM)
+        assert_params_in_dict(params, ["new_password"])
         new_password = params['new_password']
 
         yield self._set_password_handler.set_password(
@@ -187,23 +189,37 @@ class DeactivateAccountRestServlet(RestServlet):
     @defer.inlineCallbacks
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
+        erase = body.get("erase", False)
+        if not isinstance(erase, bool):
+            raise SynapseError(
+                http_client.BAD_REQUEST,
+                "Param 'erase' must be a boolean, if given",
+                Codes.BAD_JSON,
+            )
 
         requester = yield self.auth.get_user_by_req(request)
 
         # allow ASes to dectivate their own users
         if requester.app_service:
             yield self._deactivate_account_handler.deactivate_account(
-                requester.user.to_string()
+                requester.user.to_string(), erase,
             )
             defer.returnValue((200, {}))
 
         yield self.auth_handler.validate_user_via_ui_auth(
             requester, body, self.hs.get_ip_from_request(request),
         )
-        yield self._deactivate_account_handler.deactivate_account(
-            requester.user.to_string(),
+        result = yield self._deactivate_account_handler.deactivate_account(
+            requester.user.to_string(), erase,
         )
-        defer.returnValue((200, {}))
+        if result:
+            id_server_unbind_result = "success"
+        else:
+            id_server_unbind_result = "no-support"
+
+        defer.returnValue((200, {
+            "id_server_unbind_result": id_server_unbind_result,
+        }))
 
 
 class EmailThreepidRequestTokenRestServlet(RestServlet):
@@ -218,15 +234,10 @@ class EmailThreepidRequestTokenRestServlet(RestServlet):
     @defer.inlineCallbacks
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
-
-        required = ['id_server', 'client_secret', 'email', 'send_attempt']
-        absent = []
-        for k in required:
-            if k not in body:
-                absent.append(k)
-
-        if absent:
-            raise SynapseError(400, "Missing params: %r" % absent, Codes.MISSING_PARAM)
+        assert_params_in_dict(
+            body,
+            ['id_server', 'client_secret', 'email', 'send_attempt'],
+        )
 
         if not check_3pid_allowed(self.hs, "email", body['email']):
             raise SynapseError(
@@ -256,18 +267,10 @@ class MsisdnThreepidRequestTokenRestServlet(RestServlet):
     @defer.inlineCallbacks
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
-
-        required = [
+        assert_params_in_dict(body, [
             'id_server', 'client_secret',
             'country', 'phone_number', 'send_attempt',
-        ]
-        absent = []
-        for k in required:
-            if k not in body:
-                absent.append(k)
-
-        if absent:
-            raise SynapseError(400, "Missing params: %r" % absent, Codes.MISSING_PARAM)
+        ])
 
         msisdn = phone_number_to_msisdn(body['country'], body['phone_number'])
 
@@ -300,8 +303,6 @@ class ThreepidRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_GET(self, request):
-        yield run_on_reactor()
-
         requester = yield self.auth.get_user_by_req(request)
 
         threepids = yield self.datastore.user_get_threepids(
@@ -312,8 +313,6 @@ class ThreepidRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_POST(self, request):
-        yield run_on_reactor()
-
         body = parse_json_object_from_request(request)
 
         threePidCreds = body.get('threePidCreds')
@@ -365,27 +364,31 @@ class ThreepidDeleteRestServlet(RestServlet):
 
     @defer.inlineCallbacks
     def on_POST(self, request):
-        yield run_on_reactor()
-
         body = parse_json_object_from_request(request)
-
-        required = ['medium', 'address']
-        absent = []
-        for k in required:
-            if k not in body:
-                absent.append(k)
-
-        if absent:
-            raise SynapseError(400, "Missing params: %r" % absent, Codes.MISSING_PARAM)
+        assert_params_in_dict(body, ['medium', 'address'])
 
         requester = yield self.auth.get_user_by_req(request)
         user_id = requester.user.to_string()
 
-        yield self.auth_handler.delete_threepid(
-            user_id, body['medium'], body['address']
-        )
+        try:
+            ret = yield self.auth_handler.delete_threepid(
+                user_id, body['medium'], body['address']
+            )
+        except Exception:
+            # NB. This endpoint should succeed if there is nothing to
+            # delete, so it should only throw if something is wrong
+            # that we ought to care about.
+            logger.exception("Failed to remove threepid")
+            raise SynapseError(500, "Failed to remove threepid")
+
+        if ret:
+            id_server_unbind_result = "success"
+        else:
+            id_server_unbind_result = "no-support"
 
-        defer.returnValue((200, {}))
+        defer.returnValue((200, {
+            "id_server_unbind_result": id_server_unbind_result,
+        }))
 
 
 class WhoamiRestServlet(RestServlet):
diff --git a/synapse/rest/client/v2_alpha/account_data.py b/synapse/rest/client/v2_alpha/account_data.py
index 0e0a187efd..371e9aa354 100644
--- a/synapse/rest/client/v2_alpha/account_data.py
+++ b/synapse/rest/client/v2_alpha/account_data.py
@@ -13,14 +13,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from ._base import client_v2_patterns
-
-from synapse.http.servlet import RestServlet, parse_json_object_from_request
-from synapse.api.errors import AuthError, SynapseError
+import logging
 
 from twisted.internet import defer
 
-import logging
+from synapse.api.errors import AuthError, SynapseError
+from synapse.http.servlet import RestServlet, parse_json_object_from_request
+
+from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v2_alpha/auth.py b/synapse/rest/client/v2_alpha/auth.py
index d6f3a19648..bd8b5f4afa 100644
--- a/synapse/rest/client/v2_alpha/auth.py
+++ b/synapse/rest/client/v2_alpha/auth.py
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import logging
+
 from twisted.internet import defer
 
 from synapse.api.constants import LoginType
@@ -23,9 +25,6 @@ from synapse.http.servlet import RestServlet
 
 from ._base import client_v2_patterns
 
-import logging
-
-
 logger = logging.getLogger(__name__)
 
 RECAPTCHA_TEMPLATE = """
diff --git a/synapse/rest/client/v2_alpha/devices.py b/synapse/rest/client/v2_alpha/devices.py
index 35d58b367a..9b75bb1377 100644
--- a/synapse/rest/client/v2_alpha/devices.py
+++ b/synapse/rest/client/v2_alpha/devices.py
@@ -18,13 +18,18 @@ import logging
 from twisted.internet import defer
 
 from synapse.api import errors
-from synapse.http import servlet
+from synapse.http.servlet import (
+    RestServlet,
+    assert_params_in_dict,
+    parse_json_object_from_request,
+)
+
 from ._base import client_v2_patterns, interactive_auth_handler
 
 logger = logging.getLogger(__name__)
 
 
-class DevicesRestServlet(servlet.RestServlet):
+class DevicesRestServlet(RestServlet):
     PATTERNS = client_v2_patterns("/devices$", v2_alpha=False)
 
     def __init__(self, hs):
@@ -46,7 +51,7 @@ class DevicesRestServlet(servlet.RestServlet):
         defer.returnValue((200, {"devices": devices}))
 
 
-class DeleteDevicesRestServlet(servlet.RestServlet):
+class DeleteDevicesRestServlet(RestServlet):
     """
     API for bulk deletion of devices. Accepts a JSON object with a devices
     key which lists the device_ids to delete. Requires user interactive auth.
@@ -66,19 +71,17 @@ class DeleteDevicesRestServlet(servlet.RestServlet):
         requester = yield self.auth.get_user_by_req(request)
 
         try:
-            body = servlet.parse_json_object_from_request(request)
+            body = parse_json_object_from_request(request)
         except errors.SynapseError as e:
             if e.errcode == errors.Codes.NOT_JSON:
-                # deal with older clients which didn't pass a J*DELETESON dict
+                # DELETE
+                # deal with older clients which didn't pass a JSON dict
                 # the same as those that pass an empty dict
                 body = {}
             else:
                 raise e
 
-        if 'devices' not in body:
-            raise errors.SynapseError(
-                400, "No devices supplied", errcode=errors.Codes.MISSING_PARAM
-            )
+        assert_params_in_dict(body, ["devices"])
 
         yield self.auth_handler.validate_user_via_ui_auth(
             requester, body, self.hs.get_ip_from_request(request),
@@ -91,7 +94,7 @@ class DeleteDevicesRestServlet(servlet.RestServlet):
         defer.returnValue((200, {}))
 
 
-class DeviceRestServlet(servlet.RestServlet):
+class DeviceRestServlet(RestServlet):
     PATTERNS = client_v2_patterns("/devices/(?P<device_id>[^/]*)$", v2_alpha=False)
 
     def __init__(self, hs):
@@ -120,7 +123,7 @@ class DeviceRestServlet(servlet.RestServlet):
         requester = yield self.auth.get_user_by_req(request)
 
         try:
-            body = servlet.parse_json_object_from_request(request)
+            body = parse_json_object_from_request(request)
 
         except errors.SynapseError as e:
             if e.errcode == errors.Codes.NOT_JSON:
@@ -143,7 +146,7 @@ class DeviceRestServlet(servlet.RestServlet):
     def on_PUT(self, request, device_id):
         requester = yield self.auth.get_user_by_req(request, allow_guest=True)
 
-        body = servlet.parse_json_object_from_request(request)
+        body = parse_json_object_from_request(request)
         yield self.device_handler.update_device(
             requester.user.to_string(),
             device_id,
diff --git a/synapse/rest/client/v2_alpha/filter.py b/synapse/rest/client/v2_alpha/filter.py
index 1b9dc4528d..ae86728879 100644
--- a/synapse/rest/client/v2_alpha/filter.py
+++ b/synapse/rest/client/v2_alpha/filter.py
@@ -13,17 +13,15 @@
 # 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 AuthError, SynapseError, StoreError, Codes
+from synapse.api.errors import AuthError, Codes, StoreError, SynapseError
 from synapse.http.servlet import RestServlet, parse_json_object_from_request
 from synapse.types import UserID
 
-from ._base import client_v2_patterns
-from ._base import set_timeline_upper_limit
-
-import logging
-
+from ._base import client_v2_patterns, set_timeline_upper_limit
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v2_alpha/groups.py b/synapse/rest/client/v2_alpha/groups.py
index 3bb1ec2af6..21e02c07c0 100644
--- a/synapse/rest/client/v2_alpha/groups.py
+++ b/synapse/rest/client/v2_alpha/groups.py
@@ -14,6 +14,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import logging
+
 from twisted.internet import defer
 
 from synapse.http.servlet import RestServlet, parse_json_object_from_request
@@ -21,8 +23,6 @@ from synapse.types import GroupID
 
 from ._base import client_v2_patterns
 
-import logging
-
 logger = logging.getLogger(__name__)
 
 
diff --git a/synapse/rest/client/v2_alpha/keys.py b/synapse/rest/client/v2_alpha/keys.py
index 3cc87ea63f..8486086b51 100644
--- a/synapse/rest/client/v2_alpha/keys.py
+++ b/synapse/rest/client/v2_alpha/keys.py
@@ -19,10 +19,13 @@ from twisted.internet import defer
 
 from synapse.api.errors import SynapseError
 from synapse.http.servlet import (
-    RestServlet, parse_json_object_from_request, parse_integer
+    RestServlet,
+    parse_integer,
+    parse_json_object_from_request,
+    parse_string,
 )
-from synapse.http.servlet import parse_string
 from synapse.types import StreamToken
+
 from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
diff --git a/synapse/rest/client/v2_alpha/notifications.py b/synapse/rest/client/v2_alpha/notifications.py
index 66583d6778..2a6ea3df5f 100644
--- a/synapse/rest/client/v2_alpha/notifications.py
+++ b/synapse/rest/client/v2_alpha/notifications.py
@@ -13,19 +13,18 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import logging
+
 from twisted.internet import defer
 
-from synapse.http.servlet import (
-    RestServlet, parse_string, parse_integer
-)
 from synapse.events.utils import (
-    serialize_event, format_event_for_client_v2_without_room_id,
+    format_event_for_client_v2_without_room_id,
+    serialize_event,
 )
+from synapse.http.servlet import RestServlet, parse_integer, parse_string
 
 from ._base import client_v2_patterns
 
-import logging
-
 logger = logging.getLogger(__name__)
 
 
diff --git a/synapse/rest/client/v2_alpha/openid.py b/synapse/rest/client/v2_alpha/openid.py
index aa1cae8e1e..01c90aa2a3 100644
--- a/synapse/rest/client/v2_alpha/openid.py
+++ b/synapse/rest/client/v2_alpha/openid.py
@@ -14,15 +14,15 @@
 # limitations under the License.
 
 
-from ._base import client_v2_patterns
+import logging
+
+from twisted.internet import defer
 
-from synapse.http.servlet import RestServlet, parse_json_object_from_request
 from synapse.api.errors import AuthError
+from synapse.http.servlet import RestServlet, parse_json_object_from_request
 from synapse.util.stringutils import random_string
 
-from twisted.internet import defer
-
-import logging
+from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v2_alpha/read_marker.py b/synapse/rest/client/v2_alpha/read_marker.py
index 2f8784fe06..a6e582a5ae 100644
--- a/synapse/rest/client/v2_alpha/read_marker.py
+++ b/synapse/rest/client/v2_alpha/read_marker.py
@@ -13,13 +13,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import logging
+
 from twisted.internet import defer
 
 from synapse.http.servlet import RestServlet, parse_json_object_from_request
-from ._base import client_v2_patterns
-
-import logging
 
+from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v2_alpha/receipts.py b/synapse/rest/client/v2_alpha/receipts.py
index 1fbff2edd8..de370cac45 100644
--- a/synapse/rest/client/v2_alpha/receipts.py
+++ b/synapse/rest/client/v2_alpha/receipts.py
@@ -13,14 +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.errors import SynapseError
 from synapse.http.servlet import RestServlet
-from ._base import client_v2_patterns
-
-import logging
 
+from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v2_alpha/register.py b/synapse/rest/client/v2_alpha/register.py
index 5cab00aea9..2fb4d43ccb 100644
--- a/synapse/rest/client/v2_alpha/register.py
+++ b/synapse/rest/client/v2_alpha/register.py
@@ -14,30 +14,31 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import hmac
+import logging
+from hashlib import sha1
+
+from six import string_types
+
 from twisted.internet import defer
 
 import synapse
 import synapse.types
-from synapse.api.auth import get_access_token_from_request, has_access_token
 from synapse.api.constants import LoginType
-from synapse.api.errors import SynapseError, Codes, UnrecognizedRequestError
+from synapse.api.errors import Codes, SynapseError, UnrecognizedRequestError
+from synapse.config.server import is_threepid_reserved
 from synapse.http.servlet import (
-    RestServlet, parse_json_object_from_request, assert_params_in_request, parse_string
+    RestServlet,
+    assert_params_in_dict,
+    parse_json_object_from_request,
+    parse_string,
 )
 from synapse.util.msisdn import phone_number_to_msisdn
+from synapse.util.ratelimitutils import FederationRateLimiter
 from synapse.util.threepids import check_3pid_allowed
 
 from ._base import client_v2_patterns, interactive_auth_handler
 
-import logging
-import hmac
-from hashlib import sha1
-from synapse.util.async import run_on_reactor
-from synapse.util.ratelimitutils import FederationRateLimiter
-
-from six import string_types
-
-
 # We ought to be using hmac.compare_digest() but on older pythons it doesn't
 # exist. It's a _really minor_ security flaw to use plain string comparison
 # because the timing attack is so obscured by all the other code here it's
@@ -68,7 +69,7 @@ class EmailRegisterRequestTokenRestServlet(RestServlet):
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
 
-        assert_params_in_request(body, [
+        assert_params_in_dict(body, [
             'id_server', 'client_secret', 'email', 'send_attempt'
         ])
 
@@ -104,7 +105,7 @@ class MsisdnRegisterRequestTokenRestServlet(RestServlet):
     def on_POST(self, request):
         body = parse_json_object_from_request(request)
 
-        assert_params_in_request(body, [
+        assert_params_in_dict(body, [
             'id_server', 'client_secret',
             'country', 'phone_number',
             'send_attempt',
@@ -191,19 +192,17 @@ class RegisterRestServlet(RestServlet):
     @interactive_auth_handler
     @defer.inlineCallbacks
     def on_POST(self, request):
-        yield run_on_reactor()
-
         body = parse_json_object_from_request(request)
 
-        kind = "user"
-        if "kind" in request.args:
-            kind = request.args["kind"][0]
+        kind = b"user"
+        if b"kind" in request.args:
+            kind = request.args[b"kind"][0]
 
-        if kind == "guest":
+        if kind == b"guest":
             ret = yield self._do_guest_registration(body)
             defer.returnValue(ret)
             return
-        elif kind != "user":
+        elif kind != b"user":
             raise UnrecognizedRequestError(
                 "Do not understand membership kind: %s" % (kind,)
             )
@@ -225,7 +224,7 @@ class RegisterRestServlet(RestServlet):
             desired_username = body['username']
 
         appservice = None
-        if has_access_token(request):
+        if self.auth.has_access_token(request):
             appservice = yield self.auth.get_appservice_by_req(request)
 
         # fork off as soon as possible for ASes and shared secret auth which
@@ -243,7 +242,7 @@ class RegisterRestServlet(RestServlet):
             # because the IRC bridges rely on being able to register stupid
             # IDs.
 
-            access_token = get_access_token_from_request(request)
+            access_token = self.auth.get_access_token_from_request(request)
 
             if isinstance(desired_username, string_types):
                 result = yield self._do_appservice_registration(
@@ -388,23 +387,30 @@ class RegisterRestServlet(RestServlet):
             add_msisdn = False
         else:
             # NB: This may be from the auth handler and NOT from the POST
-            if 'password' not in params:
-                raise SynapseError(400, "Missing password.",
-                                   Codes.MISSING_PARAM)
+            assert_params_in_dict(params, ["password"])
 
             desired_username = params.get("username", None)
-            new_password = params.get("password", None)
             guest_access_token = params.get("guest_access_token", None)
+            new_password = params.get("password", None)
 
             if desired_username is not None:
                 desired_username = desired_username.lower()
 
+            threepid = None
+            if auth_result:
+                threepid = auth_result.get(LoginType.EMAIL_IDENTITY)
+
             (registered_user_id, _) = yield self.registration_handler.register(
                 localpart=desired_username,
                 password=new_password,
                 guest_access_token=guest_access_token,
                 generate_token=False,
+                threepid=threepid,
             )
+            # Necessary due to auth checks prior to the threepid being
+            # written to the db
+            if is_threepid_reserved(self.hs.config, threepid):
+                yield self.store.upsert_monthly_active_user(registered_user_id)
 
             # remember that we've now registered that user account, and with
             #  what user ID (since the user may not have specified)
@@ -567,11 +573,14 @@ class RegisterRestServlet(RestServlet):
         Returns:
             defer.Deferred:
         """
-        reqd = ('medium', 'address', 'validated_at')
-        if any(x not in threepid for x in reqd):
-            # This will only happen if the ID server returns a malformed response
-            logger.info("Can't add incomplete 3pid")
-            defer.returnValue()
+        try:
+            assert_params_in_dict(threepid, ['medium', 'address', 'validated_at'])
+        except SynapseError as ex:
+            if ex.errcode == Codes.MISSING_PARAM:
+                # This will only happen if the ID server returns a malformed response
+                logger.info("Can't add incomplete 3pid")
+                defer.returnValue(None)
+            raise
 
         yield self.auth_handler.add_threepid(
             user_id,
@@ -644,7 +653,7 @@ class RegisterRestServlet(RestServlet):
     @defer.inlineCallbacks
     def _do_guest_registration(self, params):
         if not self.hs.config.allow_guest_access:
-            defer.returnValue((403, "Guest access is disabled"))
+            raise SynapseError(403, "Guest access is disabled")
         user_id, _ = yield self.registration_handler.register(
             generate_token=False,
             make_guest=True
diff --git a/synapse/rest/client/v2_alpha/report_event.py b/synapse/rest/client/v2_alpha/report_event.py
index 8903e12405..95d2a71ec2 100644
--- a/synapse/rest/client/v2_alpha/report_event.py
+++ b/synapse/rest/client/v2_alpha/report_event.py
@@ -13,13 +13,21 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from twisted.internet import defer
+import logging
 
-from synapse.http.servlet import RestServlet, parse_json_object_from_request
-from ._base import client_v2_patterns
+from six import string_types
+from six.moves import http_client
 
-import logging
+from twisted.internet import defer
+
+from synapse.api.errors import Codes, SynapseError
+from synapse.http.servlet import (
+    RestServlet,
+    assert_params_in_dict,
+    parse_json_object_from_request,
+)
 
+from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
 
@@ -42,12 +50,26 @@ class ReportEventRestServlet(RestServlet):
         user_id = requester.user.to_string()
 
         body = parse_json_object_from_request(request)
+        assert_params_in_dict(body, ("reason", "score"))
+
+        if not isinstance(body["reason"], string_types):
+            raise SynapseError(
+                http_client.BAD_REQUEST,
+                "Param 'reason' must be a string",
+                Codes.BAD_JSON,
+            )
+        if not isinstance(body["score"], int):
+            raise SynapseError(
+                http_client.BAD_REQUEST,
+                "Param 'score' must be an integer",
+                Codes.BAD_JSON,
+            )
 
         yield self.store.add_event_report(
             room_id=room_id,
             event_id=event_id,
             user_id=user_id,
-            reason=body.get("reason"),
+            reason=body["reason"],
             content=body,
             received_ts=self.clock.time_msec(),
         )
diff --git a/synapse/rest/client/v2_alpha/sendtodevice.py b/synapse/rest/client/v2_alpha/sendtodevice.py
index 90bdb1db15..a9e9a47a0b 100644
--- a/synapse/rest/client/v2_alpha/sendtodevice.py
+++ b/synapse/rest/client/v2_alpha/sendtodevice.py
@@ -40,7 +40,7 @@ class SendToDeviceRestServlet(servlet.RestServlet):
         super(SendToDeviceRestServlet, self).__init__()
         self.hs = hs
         self.auth = hs.get_auth()
-        self.txns = HttpTransactionCache(hs.get_clock())
+        self.txns = HttpTransactionCache(hs)
         self.device_message_handler = hs.get_device_message_handler()
 
     def on_PUT(self, request, message_type, txn_id):
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
index a291cffbf1..1275baa1ba 100644
--- a/synapse/rest/client/v2_alpha/sync.py
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -13,27 +13,26 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import itertools
+import logging
+
+from canonicaljson import json
+
 from twisted.internet import defer
 
-from synapse.http.servlet import (
-    RestServlet, parse_string, parse_integer, parse_boolean
+from synapse.api.constants import PresenceState
+from synapse.api.errors import SynapseError
+from synapse.api.filtering import DEFAULT_FILTER_COLLECTION, FilterCollection
+from synapse.events.utils import (
+    format_event_for_client_v2_without_room_id,
+    serialize_event,
 )
 from synapse.handlers.presence import format_user_presence_state
 from synapse.handlers.sync import SyncConfig
+from synapse.http.servlet import RestServlet, parse_boolean, parse_integer, parse_string
 from synapse.types import StreamToken
-from synapse.events.utils import (
-    serialize_event, format_event_for_client_v2_without_room_id,
-)
-from synapse.api.filtering import FilterCollection, DEFAULT_FILTER_COLLECTION
-from synapse.api.errors import SynapseError
-from synapse.api.constants import PresenceState
-from ._base import client_v2_patterns
-from ._base import set_timeline_upper_limit
-
-import itertools
-import logging
 
-import simplejson as json
+from ._base import client_v2_patterns, set_timeline_upper_limit
 
 logger = logging.getLogger(__name__)
 
@@ -371,6 +370,7 @@ class SyncRestServlet(RestServlet):
             ephemeral_events = room.ephemeral
             result["ephemeral"] = {"events": ephemeral_events}
             result["unread_notifications"] = room.unread_notifications
+            result["summary"] = room.summary
 
         return result
 
diff --git a/synapse/rest/client/v2_alpha/tags.py b/synapse/rest/client/v2_alpha/tags.py
index dac8603b07..4fea614e95 100644
--- a/synapse/rest/client/v2_alpha/tags.py
+++ b/synapse/rest/client/v2_alpha/tags.py
@@ -13,14 +13,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from ._base import client_v2_patterns
-
-from synapse.http.servlet import RestServlet, parse_json_object_from_request
-from synapse.api.errors import AuthError
+import logging
 
 from twisted.internet import defer
 
-import logging
+from synapse.api.errors import AuthError
+from synapse.http.servlet import RestServlet, parse_json_object_from_request
+
+from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
 
diff --git a/synapse/rest/client/v2_alpha/thirdparty.py b/synapse/rest/client/v2_alpha/thirdparty.py
index 6773b9ba60..d9d379182e 100644
--- a/synapse/rest/client/v2_alpha/thirdparty.py
+++ b/synapse/rest/client/v2_alpha/thirdparty.py
@@ -20,6 +20,7 @@ from twisted.internet import defer
 
 from synapse.api.constants import ThirdPartyEntityKind
 from synapse.http.servlet import RestServlet
+
 from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)
diff --git a/synapse/rest/client/v2_alpha/user_directory.py b/synapse/rest/client/v2_alpha/user_directory.py
index 2d4a43c353..cac0624ba7 100644
--- a/synapse/rest/client/v2_alpha/user_directory.py
+++ b/synapse/rest/client/v2_alpha/user_directory.py
@@ -19,6 +19,7 @@ from twisted.internet import defer
 
 from synapse.api.errors import SynapseError
 from synapse.http.servlet import RestServlet, parse_json_object_from_request
+
 from ._base import client_v2_patterns
 
 logger = logging.getLogger(__name__)