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authorMark Haines <mark.haines@matrix.org>2015-01-26 18:53:31 +0000
committerMark Haines <mark.haines@matrix.org>2015-01-26 18:53:31 +0000
commit436513068de73ab47d9ba9a32046420be3d86588 (patch)
tree07fb90a26067ed1f015ff77aa659d9a9d3104b8d
parentMerge branch 'develop' into client_v2_sync (diff)
downloadsynapse-436513068de73ab47d9ba9a32046420be3d86588.tar.xz
Start implementing the non-incremental sync portion of the v2 /sync API
-rw-r--r--synapse/events/utils.py6
-rw-r--r--synapse/handlers/__init__.py2
-rw-r--r--synapse/handlers/sync.py87
-rw-r--r--synapse/rest/client/v2_alpha/sync.py105
4 files changed, 146 insertions, 54 deletions
diff --git a/synapse/events/utils.py b/synapse/events/utils.py
index e391aca4cc..b7f1ad4b40 100644
--- a/synapse/events/utils.py
+++ b/synapse/events/utils.py
@@ -89,7 +89,7 @@ def prune_event(event):
     return type(event)(allowed_fields)
 
 
-def serialize_event(e, time_now_ms, client_event=True):
+def serialize_event(e, time_now_ms, client_event=True, strip_ids=False):
     # FIXME(erikj): To handle the case of presence events and the like
     if not isinstance(e, EventBase):
         return e
@@ -138,4 +138,8 @@ def serialize_event(e, time_now_ms, client_event=True):
     d.pop("unsigned", None)
     d.pop("origin", None)
 
+    if strip_ids:
+        d.pop("room_id", None)
+        d.pop("event_id", None)
+
     return d
diff --git a/synapse/handlers/__init__.py b/synapse/handlers/__init__.py
index fe071a4bc2..a32eab9316 100644
--- a/synapse/handlers/__init__.py
+++ b/synapse/handlers/__init__.py
@@ -26,6 +26,7 @@ from .presence import PresenceHandler
 from .directory import DirectoryHandler
 from .typing import TypingNotificationHandler
 from .admin import AdminHandler
+from .sync import SyncHandler
 
 
 class Handlers(object):
@@ -51,3 +52,4 @@ class Handlers(object):
         self.directory_handler = DirectoryHandler(hs)
         self.typing_notification_handler = TypingNotificationHandler(hs)
         self.admin_handler = AdminHandler(hs)
+        self.sync_handler = SyncHandler(hs)
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index ec20ea4890..bbabaf3df1 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -1,26 +1,49 @@
+# -*- 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 ._base import BaseHandler
+
+from synapse.streams.config import PaginationConfig
+from synapse.api.constants import Membership
+
+from twisted.internet import defer
+
 import collections
+import logging
+
+logger = logging.getLogger(__name__)
 
 
 SyncConfig = collections.namedtuple("SyncConfig", [
     "user",
     "device",
-    "since",
     "limit",
     "gap",
-    "sort"
-    "backfill"
+    "sort",
+    "backfill",
     "filter",
-)
+])
 
 
 RoomSyncResult = collections.namedtuple("RoomSyncResult", [
     "room_id",
     "limited",
     "published",
-    "prev_batch",
-    "events",
+    "events", # dict of event
     "state",
-    "event_map",
+    "prev_batch",
 ])
 
 
@@ -41,10 +64,11 @@ class SyncHandler(BaseHandler):
     def __init__(self, hs):
         super(SyncHandler, self).__init__(hs)
         self.event_sources = hs.get_event_sources()
+        self.clock = hs.get_clock()
 
     def wait_for_sync_for_user(self, sync_config, since_token=None, timeout=0):
         if timeout == 0:
-            return self.current_sync_for_user(sync_config, since)
+            return self.current_sync_for_user(sync_config, since_token)
         else:
             def current_sync_callback(since_token):
                 return self.current_sync_for_user(
@@ -53,58 +77,71 @@ class SyncHandler(BaseHandler):
             return self.notifier.wait_for_events(
                 sync_config.filter, since_token, current_sync_callback
             )
-        defer.returnValue(result)
 
     def current_sync_for_user(self, sync_config, since_token=None):
         if since_token is None:
-            return self.inital_sync(sync_config)
+            return self.initial_sync(sync_config)
         else:
             return self.incremental_sync(sync_config)
 
     @defer.inlineCallbacks
     def initial_sync(self, sync_config):
+        if sync_config.sort == "timeline,desc":
+            # TODO(mjark): Handle going through events in reverse order?.
+            # What does "most recent events" mean when applying the limits mean
+            # in this case?
+            raise NotImplementedError()
+
         now_token = yield self.event_sources.get_current_token()
 
         presence_stream = self.event_sources.sources["presence"]
-        # TODO (markjh): This looks wrong, shouldn't we be getting the presence
+        # TODO (mjark): This looks wrong, shouldn't we be getting the presence
         # UP to the present rather than after the present?
         pagination_config = PaginationConfig(from_token=now_token)
         presence, _ = yield presence_stream.get_pagination_rows(
-            user, pagination_config.get_source_config("presence"), None
+            user=sync_config.user,
+            pagination_config=pagination_config.get_source_config("presence"),
+            key=None
         )
         room_list = yield self.store.get_rooms_for_user_where_membership_is(
-            user_id=user_id,
+            user_id=sync_config.user.to_string(),
             membership_list=[Membership.INVITE, Membership.JOIN]
         )
 
-        # TODO (markjh): Does public mean "published"?
+        # TODO (mjark): Does public mean "published"?
         published_rooms = yield self.store.get_rooms(is_public=True)
-        published_room_ids = set(r["room_id"] for r in public_rooms)
+        published_room_ids = set(r["room_id"] for r in published_rooms)
 
+        rooms = []
         for event in room_list:
-
-            messages, token = yield self.store.get_recent_events_for_room(
+            #TODO (mjark): Apply the event filter in sync_config.
+            recent_events, token = yield self.store.get_recent_events_for_room(
                 event.room_id,
                 limit=sync_config.limit,
                 end_token=now_token.room_key,
             )
             prev_batch_token = now_token.copy_and_replace("room_key", token[0])
-            current_state = yield self.state_handler.get_current_state(
+            current_state_events = yield self.state_handler.get_current_state(
                 event.room_id
             )
 
             rooms.append(RoomSyncResult(
                 room_id=event.room_id,
                 published=event.room_id in published_room_ids,
+                events=recent_events,
+                prev_batch=prev_batch_token,
+                state=current_state_events,
+                limited=True,
+            ))
 
-
-
+        defer.returnValue(SyncResult(
+            public_user_data=presence,
+            private_user_data=[],
+            rooms=rooms,
+            next_batch=now_token,
+        ))
 
 
     @defer.inlineCallbacks
     def incremental_sync(self, sync_config):
-        
-
-
-
-
+        pass
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
index 39bb5ec8e9..cc667ebafc 100644
--- a/synapse/rest/client/v2_alpha/sync.py
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Copyright 2014, 2015 OpenMarket Ltd
+# 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.
@@ -16,6 +16,9 @@
 from twisted.internet import defer
 
 from synapse.http.servlet import RestServlet
+from synapse.handlers.sync import SyncConfig
+from synapse.types import StreamToken
+from synapse.events.utils import serialize_event
 from ._base import client_v2_pattern
 
 import logging
@@ -73,14 +76,15 @@ class SyncRestServlet(RestServlet):
     def __init__(self, hs):
         super(SyncRestServlet, self).__init__()
         self.auth = hs.get_auth()
-        #self.sync_handler = hs.get_handlers().sync_hanlder
+        self.sync_handler = hs.get_handlers().sync_handler
+        self.clock = hs.get_clock()
 
     @defer.inlineCallbacks
     def on_GET(self, request):
         user = yield self.auth.get_user_by_req(request)
 
         timeout = self.parse_integer(request, "timeout", default=0)
-        limit = self.parse_integer(request, "limit", default=None)
+        limit = self.parse_integer(request, "limit", required=True)
         gap = self.parse_boolean(request, "gap", default=True)
         sort = self.parse_string(
             request, "sort", default="timeline,asc",
@@ -91,7 +95,7 @@ class SyncRestServlet(RestServlet):
             request, "set_presence", default="online",
             allowed_values=self.ALLOWED_PRESENCE
         )
-        backfill = self.parse_boolean(request, "backfill", default=True)
+        backfill = self.parse_boolean(request, "backfill", default=False)
         filter_id = self.parse_string(request, "filter", default=None)
 
         logger.info(
@@ -108,36 +112,81 @@ class SyncRestServlet(RestServlet):
         # if filter.matches(event):
         #   # stuff
 
-        # if timeout != 0:
-        #   register for updates from the event stream
-
-        #rooms = []
-
-        if gap:
-            pass
-            # now_stream_token = get_current_stream_token
-            # for room_id in get_rooms_for_user(user, filter=filter):
-            #   state, events, start, end, limited, published = updates_for_room(
-            #       from=since, to=now_stream_token, limit=limit,
-            #       anchor_to_start=False
-            #   )
-            #   rooms[room_id] = (state, events, start, limited, published)
-            # next_stream_token = now.
+        sync_config = SyncConfig(
+            user=user,
+            device="TODO", # TODO(mjark) Get the device_id from access_token
+            gap=gap,
+            limit=limit,
+            sort=sort,
+            backfill=backfill,
+            filter="TODO", # TODO(mjark) Add the filter to the config.
+        )
+
+        if since is not None:
+            since_token = StreamToken.from_string(since)
         else:
-            pass
-            # now_stream_token = get_current_stream_token
-            # for room_id in get_rooms_for_user(user, filter=filter)
-            #   state, events, start, end, limited, published = updates_for_room(
-            #       from=since, to=now_stream_token, limit=limit,
-            #       anchor_to_start=False
-            #   )
-            #   next_stream_token = min(next_stream_token, end)
+            since_token = None
 
+        sync_result = yield self.sync_handler.wait_for_sync_for_user(
+            sync_config, since_token=since_token, timeout=timeout
+        )
 
-        response_content = {}
+        time_now = self.clock.time_msec()
+
+        response_content = {
+            "public_user_data": self.encode_events(
+                sync_result.public_user_data, filter, time_now
+            ),
+            "private_user_data": self.encode_events(
+                sync_result.private_user_data, filter, time_now
+            ),
+            "rooms": self.encode_rooms(sync_result.rooms, filter, time_now),
+            "next_batch": sync_result.next_batch.to_string(),
+        }
 
         defer.returnValue((200, response_content))
 
+    def encode_events(self, events, filter, time_now):
+        return [self.encode_event(event, filter, time_now) for event in events]
+
+    @staticmethod
+    def encode_event(event, filter, time_now):
+        # TODO(mjark): Respect formatting requirements in the filter.
+        return serialize_event(event, time_now)
+
+    def encode_rooms(self, rooms, filter, time_now):
+        return [self.encode_room(room, filter, time_now) for room in rooms]
+
+    @staticmethod
+    def encode_room(room, filter, time_now):
+        event_map = {}
+        state_event_ids = []
+        recent_event_ids = []
+        for event in room.state:
+            # TODO(mjark): Respect formatting requirements in the filter.
+            event_map[event.event_id] = serialize_event(
+                event, time_now, strip_ids=True
+            )
+            state_event_ids.append(event.event_id)
+
+        for event in room.events:
+            # TODO(mjark): Respect formatting requirements in the filter.
+            event_map[event.event_id] = serialize_event(
+                event, time_now, strip_ids=True
+            )
+            recent_event_ids.append(event.event_id)
+        return {
+            "room_id": room.room_id,
+            "event_map": event_map,
+            "events": {
+                "batch": recent_event_ids,
+                "prev_batch": room.prev_batch.to_string(),
+            },
+            "state": state_event_ids,
+            "limited": room.limited,
+            "published": room.published,
+        }
+
 
 def register_servlets(hs, http_server):
     SyncRestServlet(hs).register(http_server)