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authorMark Haines <mark.haines@matrix.org>2015-01-23 18:31:29 +0000
committerMark Haines <mark.haines@matrix.org>2015-01-23 18:48:17 +0000
commite26340cee7049b6c36f4c3451ec7524fa6b80d1c (patch)
tree465ffd7cd075f2c5525981a82d01bdaf4b7584ae /synapse
parentMerge pull request #33 from matrix-org/extract_rest_servlet_from_client_v1 (diff)
downloadsynapse-e26340cee7049b6c36f4c3451ec7524fa6b80d1c.tar.xz
Start implementing the v2_alpha sync API
Diffstat (limited to 'synapse')
-rw-r--r--synapse/api/urls.py1
-rw-r--r--synapse/http/servlet.py57
-rw-r--r--synapse/rest/client/v2_alpha/__init__.py33
-rw-r--r--synapse/rest/client/v2_alpha/_base.py38
-rw-r--r--synapse/rest/client/v2_alpha/sync.py143
5 files changed, 272 insertions, 0 deletions
diff --git a/synapse/api/urls.py b/synapse/api/urls.py
index a299392049..693c0efda6 100644
--- a/synapse/api/urls.py
+++ b/synapse/api/urls.py
@@ -16,6 +16,7 @@
 """Contains the URL paths to prefix various aspects of the server with. """
 
 CLIENT_PREFIX = "/_matrix/client/api/v1"
+CLIENT_V2_ALPHA_PREFIX = "/_matrix/client/v2_alpha"
 FEDERATION_PREFIX = "/_matrix/federation/v1"
 WEB_CLIENT_PREFIX = "/_matrix/client"
 CONTENT_REPO_PREFIX = "/_matrix/content"
diff --git a/synapse/http/servlet.py b/synapse/http/servlet.py
index d5ccf2742f..a4eb6c817c 100644
--- a/synapse/http/servlet.py
+++ b/synapse/http/servlet.py
@@ -15,6 +15,8 @@
 
 """ This module contains base REST classes for constructing REST servlets. """
 
+from synapse.api.errors import SynapseError
+
 import logging
 
 
@@ -54,3 +56,58 @@ class RestServlet(object):
                     http_server.register_path(method, pattern, method_handler)
         else:
             raise NotImplementedError("RestServlet must register something.")
+
+    @staticmethod
+    def parse_integer(request, name, default=None, required=False):
+        if name in request.args:
+            try:
+                return int(request.args[name][0])
+            except:
+                message = "Query parameter %r must be an integer" % (name,)
+                raise SynapseError(400, message)
+        else:
+            if required:
+                message = "Missing integer query parameter %r" % (name,)
+                raise SynapseError(400, message)
+            else:
+                return default
+
+    @staticmethod
+    def parse_boolean(request, name, default=None, required=False):
+        if name in request.args:
+            try:
+                return {
+                    "true": True,
+                    "false": False,
+                }[request.args[name][0]]
+            except:
+                message = (
+                    "Boolean query parameter %r must be one of"
+                    " ['true', 'false']"
+                ) % (name,)
+                raise SynapseError(400, message)
+        else:
+            if required:
+                message = "Missing boolean query parameter %r" % (name,)
+                raise SynapseError(400, message)
+            else:
+                return default
+
+    @staticmethod
+    def parse_string(request, name, default=None, required=False,
+                     allowed_values=None, param_type="string"):
+        if name in request.args:
+            value = request.args[name][0]
+            if allowed_values is not None and value not in allowed_values:
+                message = "Query parameter %r must be one of [%s]" % (
+                    name, ", ".join(repr(v) for v in allowed_values)
+                )
+                raise SynapseError(message)
+            else:
+                return value
+        else:
+            if required:
+                message = "Missing %s query parameter %r" % (param_type, name)
+                raise SynapseError(400, message)
+            else:
+                return default
diff --git a/synapse/rest/client/v2_alpha/__init__.py b/synapse/rest/client/v2_alpha/__init__.py
new file mode 100644
index 0000000000..e75f9d250f
--- /dev/null
+++ b/synapse/rest/client/v2_alpha/__init__.py
@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 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 . import (
+    sync,
+)
+
+from synapse.http.server import JsonResource
+
+
+class ClientV2AlphaRestResource(JsonResource):
+    """A resource for version 2 alpha of the matrix client API."""
+
+    def __init__(self, hs):
+        JsonResource.__init__(self)
+        self.register_servlets(self, hs)
+
+    @staticmethod
+    def register_servlets(client_resource, hs):
+        sync.register_servlets(hs, client_resource)
diff --git a/synapse/rest/client/v2_alpha/_base.py b/synapse/rest/client/v2_alpha/_base.py
new file mode 100644
index 0000000000..22dc5cb862
--- /dev/null
+++ b/synapse/rest/client/v2_alpha/_base.py
@@ -0,0 +1,38 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 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.
+
+"""This module contains base REST classes for constructing client v1 servlets.
+"""
+
+from synapse.api.urls import CLIENT_V2_ALPHA_PREFIX
+import re
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+def client_v2_pattern(path_regex):
+    """Creates a regex compiled client path with the correct client path
+    prefix.
+
+    Args:
+        path_regex (str): The regex string to match. This should NOT have a ^
+        as this will be prefixed.
+    Returns:
+        SRE_Pattern
+    """
+    return re.compile("^" + CLIENT_V2_ALPHA_PREFIX + path_regex)
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
new file mode 100644
index 0000000000..39bb5ec8e9
--- /dev/null
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -0,0 +1,143 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014, 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 twisted.internet import defer
+
+from synapse.http.servlet import RestServlet
+from ._base import client_v2_pattern
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class SyncRestServlet(RestServlet):
+    """
+
+    GET parameters::
+        timeout(int): How long to wait for new events in milliseconds.
+        limit(int): Maxiumum number of events per room to return.
+        gap(bool): Create gaps the message history if limit is exceeded to
+            ensure that the client has the most recent messages. Defaults to
+            "true".
+        sort(str,str): tuple of sort key (e.g. "timeline") and direction
+            (e.g. "asc", "desc"). Defaults to "timeline,asc".
+        since(batch_token): Batch token when asking for incremental deltas.
+        set_presence(str): What state the device presence should be set to.
+            default is "online".
+        backfill(bool): Should the HS request message history from other
+            servers. This may take a long time making it unsuitable for clients
+            expecting a prompt response. Defaults to "true".
+        filter(filter_id): A filter to apply to the events returned.
+        filter_*: Filter override parameters.
+
+    Response JSON::
+        {
+            "next_batch": // batch token for the next /sync
+            "private_user_data": // private events for this user.
+            "public_user_data": // public events for all users including the
+                                // public events for this user.
+            "rooms": [{ // List of rooms with updates.
+                "room_id": // Id of the room being updated
+                "limited": // Was the per-room event limit exceeded?
+                "published": // Is the room published by our HS?
+                "event_map": // Map of EventID -> event JSON.
+                "events": { // The recent events in the room if gap is "true"
+                            // otherwise the next events in the room.
+                    "batch": [] // list of EventIDs in the "event_map".
+                    "prev_batch": // back token for getting previous events.
+                }
+                "state": [] // list of EventIDs updating the current state to
+                            // be what it should be at the end of the batch.
+            }]
+        }
+    """
+
+
+    PATTERN = client_v2_pattern("/sync$")
+    ALLOWED_SORT = set(["timeline,asc", "timeline,desc"])
+    ALLOWED_PRESENCE = set(["online", "offline", "idle"])
+
+    def __init__(self, hs):
+        super(SyncRestServlet, self).__init__()
+        self.auth = hs.get_auth()
+        #self.sync_handler = hs.get_handlers().sync_hanlder
+
+    @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)
+        gap = self.parse_boolean(request, "gap", default=True)
+        sort = self.parse_string(
+            request, "sort", default="timeline,asc",
+            allowed_values=self.ALLOWED_SORT
+        )
+        since = self.parse_string(request, "since")
+        set_presence = self.parse_string(
+            request, "set_presence", default="online",
+            allowed_values=self.ALLOWED_PRESENCE
+        )
+        backfill = self.parse_boolean(request, "backfill", default=True)
+        filter_id = self.parse_string(request, "filter", default=None)
+
+        logger.info(
+            "/sync: user=%r, timeout=%r, limit=%r, gap=%r, sort=%r, since=%r,"
+            " set_presence=%r, backfill=%r, filter_id=%r" % (
+                user, timeout, limit, gap, sort, since, set_presence,
+                backfill, filter_id
+            )
+        )
+
+        # TODO(mjark): Load filter and apply overrides.
+        # filter = self.filters.load_fitler(filter_id_str)
+        # filter = filter.apply_overrides(http_request)
+        # 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.
+        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)
+
+
+        response_content = {}
+
+        defer.returnValue((200, response_content))
+
+
+def register_servlets(hs, http_server):
+    SyncRestServlet(hs).register(http_server)