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-rw-r--r--synapse/handlers/__init__.py2
-rw-r--r--synapse/handlers/federation.py2
-rw-r--r--synapse/handlers/message.py10
-rw-r--r--synapse/handlers/search.py163
-rw-r--r--synapse/handlers/sync.py2
5 files changed, 172 insertions, 7 deletions
diff --git a/synapse/handlers/__init__.py b/synapse/handlers/__init__.py
index 8725c3c420..87b4d381c7 100644
--- a/synapse/handlers/__init__.py
+++ b/synapse/handlers/__init__.py
@@ -32,6 +32,7 @@ from .sync import SyncHandler
 from .auth import AuthHandler
 from .identity import IdentityHandler
 from .receipts import ReceiptsHandler
+from .search import SearchHandler
 
 
 class Handlers(object):
@@ -68,3 +69,4 @@ class Handlers(object):
         self.sync_handler = SyncHandler(hs)
         self.auth_handler = AuthHandler(hs)
         self.identity_handler = IdentityHandler(hs)
+        self.search_handler = SearchHandler(hs)
diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 3882ba79ed..a710bdcfdb 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -242,7 +242,7 @@ class FederationHandler(BaseHandler):
     @defer.inlineCallbacks
     def _filter_events_for_server(self, server_name, room_id, events):
         event_to_state = yield self.store.get_state_for_events(
-            room_id, frozenset(e.event_id for e in events),
+            frozenset(e.event_id for e in events),
             types=(
                 (EventTypes.RoomHistoryVisibility, ""),
                 (EventTypes.Member, None),
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index b70258697b..dfeeae76db 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -164,7 +164,7 @@ class MessageHandler(BaseHandler):
     @defer.inlineCallbacks
     def _filter_events_for_client(self, user_id, room_id, events):
         event_id_to_state = yield self.store.get_state_for_events(
-            room_id, frozenset(e.event_id for e in events),
+            frozenset(e.event_id for e in events),
             types=(
                 (EventTypes.RoomHistoryVisibility, ""),
                 (EventTypes.Member, user_id),
@@ -290,7 +290,7 @@ class MessageHandler(BaseHandler):
         elif member_event.membership == Membership.LEAVE:
             key = (event_type, state_key)
             room_state = yield self.store.get_state_for_events(
-                room_id, [member_event.event_id], [key]
+                [member_event.event_id], [key]
             )
             data = room_state[member_event.event_id].get(key)
 
@@ -314,7 +314,7 @@ class MessageHandler(BaseHandler):
             room_state = yield self.state_handler.get_current_state(room_id)
         elif member_event.membership == Membership.LEAVE:
             room_state = yield self.store.get_state_for_events(
-                room_id, [member_event.event_id], None
+                [member_event.event_id], None
             )
             room_state = room_state[member_event.event_id]
 
@@ -406,7 +406,7 @@ class MessageHandler(BaseHandler):
                 elif event.membership == Membership.LEAVE:
                     room_end_token = "s%d" % (event.stream_ordering,)
                     deferred_room_state = self.store.get_state_for_events(
-                        event.room_id, [event.event_id], None
+                        [event.event_id], None
                     )
                     deferred_room_state.addCallback(
                         lambda states: states[event.event_id]
@@ -499,7 +499,7 @@ class MessageHandler(BaseHandler):
     def _room_initial_sync_parted(self, user_id, room_id, pagin_config,
                                   member_event):
         room_state = yield self.store.get_state_for_events(
-            member_event.room_id, [member_event.event_id], None
+            [member_event.event_id], None
         )
 
         room_state = room_state[member_event.event_id]
diff --git a/synapse/handlers/search.py b/synapse/handlers/search.py
new file mode 100644
index 0000000000..71182a8fe0
--- /dev/null
+++ b/synapse/handlers/search.py
@@ -0,0 +1,163 @@
+# -*- 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 twisted.internet import defer
+
+from ._base import BaseHandler
+
+from synapse.api.constants import (
+    EventTypes, KnownRoomEventKeys, Membership, SearchConstraintTypes
+)
+from synapse.api.errors import SynapseError
+from synapse.events.utils import serialize_event
+
+import logging
+
+
+logger = logging.getLogger(__name__)
+
+
+KEYS_TO_ALLOWED_CONSTRAINT_TYPES = {
+    KnownRoomEventKeys.CONTENT_BODY: [SearchConstraintTypes.FTS],
+    KnownRoomEventKeys.CONTENT_MSGTYPE: [SearchConstraintTypes.EXACT],
+    KnownRoomEventKeys.CONTENT_NAME: [
+        SearchConstraintTypes.FTS,
+        SearchConstraintTypes.EXACT,
+        SearchConstraintTypes.SUBSTRING,
+    ],
+    KnownRoomEventKeys.CONTENT_TOPIC: [SearchConstraintTypes.FTS],
+    KnownRoomEventKeys.SENDER: [SearchConstraintTypes.EXACT],
+    KnownRoomEventKeys.ORIGIN_SERVER_TS: [SearchConstraintTypes.RANGE],
+    KnownRoomEventKeys.ROOM_ID: [SearchConstraintTypes.EXACT],
+}
+
+
+class RoomConstraint(object):
+    def __init__(self, search_type, keys, value):
+        self.search_type = search_type
+        self.keys = keys
+        self.value = value
+
+    @classmethod
+    def from_dict(cls, d):
+        search_type = d["type"]
+        keys = d["keys"]
+
+        for key in keys:
+            if key not in KEYS_TO_ALLOWED_CONSTRAINT_TYPES:
+                raise SynapseError(400, "Unrecognized key %r", key)
+
+            if search_type not in KEYS_TO_ALLOWED_CONSTRAINT_TYPES[key]:
+                raise SynapseError(
+                    400,
+                    "Disallowed constraint type %r for key %r", search_type, key
+                )
+
+        return cls(search_type, keys, d["value"])
+
+
+class SearchHandler(BaseHandler):
+
+    def __init__(self, hs):
+        super(SearchHandler, self).__init__(hs)
+
+    @defer.inlineCallbacks
+    def _filter_events_for_client(self, user_id, room_id, events):
+        event_id_to_state = yield self.store.get_state_for_events(
+            frozenset(e.event_id for e in events),
+            types=(
+                (EventTypes.RoomHistoryVisibility, ""),
+                (EventTypes.Member, user_id),
+            )
+        )
+
+        def allowed(event, state):
+            if event.type == EventTypes.RoomHistoryVisibility:
+                return True
+
+            membership_ev = state.get((EventTypes.Member, user_id), None)
+            if membership_ev:
+                membership = membership_ev.membership
+            else:
+                membership = Membership.LEAVE
+
+            if membership == Membership.JOIN:
+                return True
+
+            history = state.get((EventTypes.RoomHistoryVisibility, ''), None)
+            if history:
+                visibility = history.content.get("history_visibility", "shared")
+            else:
+                visibility = "shared"
+
+            if visibility == "public":
+                return True
+            elif visibility == "shared":
+                return True
+            elif visibility == "joined":
+                return membership == Membership.JOIN
+            elif visibility == "invited":
+                return membership == Membership.INVITE
+
+            return True
+
+        defer.returnValue([
+            event
+            for event in events
+            if allowed(event, event_id_to_state[event.event_id])
+        ])
+
+    @defer.inlineCallbacks
+    def search(self, user, content):
+        constraint_dicts = content["search_categories"]["room_events"]["constraints"]
+        constraints = [RoomConstraint.from_dict(c)for c in constraint_dicts]
+
+        fts = False
+        for c in constraints:
+            if c.search_type == SearchConstraintTypes.FTS:
+                if fts:
+                    raise SynapseError(400, "Only one constraint can be FTS")
+                fts = True
+
+        rooms = yield self.store.get_rooms_for_user(
+            user.to_string(),
+        )
+
+        # For some reason the list of events contains duplicates
+        # TODO(paul): work out why because I really don't think it should
+        room_ids = set(r.room_id for r in rooms)
+
+        res = yield self.store.search_msgs(room_ids, constraints)
+
+        time_now = self.clock.time_msec()
+
+        results = {
+            r["result"].event_id: {
+                "rank": r["rank"],
+                "result": serialize_event(r["result"], time_now)
+            }
+            for r in res
+        }
+
+        logger.info("returning: %r", results)
+
+        defer.returnValue({
+            "search_categories": {
+                "room_events": {
+                    "results": results,
+                    "count": len(results)
+                }
+            }
+        })
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 9914ff6f9c..a8940de166 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -312,7 +312,7 @@ class SyncHandler(BaseHandler):
     @defer.inlineCallbacks
     def _filter_events_for_client(self, user_id, room_id, events):
         event_id_to_state = yield self.store.get_state_for_events(
-            room_id, frozenset(e.event_id for e in events),
+            frozenset(e.event_id for e in events),
             types=(
                 (EventTypes.RoomHistoryVisibility, ""),
                 (EventTypes.Member, user_id),