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-rw-r--r--synapse/storage/__init__.py187
1 files changed, 144 insertions, 43 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index 5d5b5f7c44..d06033b980 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -13,30 +13,35 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from twisted.internet import defer
 
 from synapse.api.events.room import (
     RoomMemberEvent, MessageEvent, RoomTopicEvent, FeedbackEvent,
-    RoomConfigEvent
+    RoomConfigEvent, RoomNameEvent,
 )
 
+from synapse.util.logutils import log_function
+
 from .directory import DirectoryStore
 from .feedback import FeedbackStore
-from .message import MessageStore
 from .presence import PresenceStore
 from .profile import ProfileStore
 from .registration import RegistrationStore
 from .room import RoomStore
 from .roommember import RoomMemberStore
-from .roomdata import RoomDataStore
 from .stream import StreamStore
 from .pdu import StatePduStore, PduStore
 from .transactions import TransactionStore
 
 import json
+import logging
 import os
 
 
-class DataStore(RoomDataStore, RoomMemberStore, MessageStore, RoomStore,
+logger = logging.getLogger(__name__)
+
+
+class DataStore(RoomMemberStore, RoomStore,
                 RegistrationStore, StreamStore, ProfileStore, FeedbackStore,
                 PresenceStore, PduStore, StatePduStore, TransactionStore,
                 DirectoryStore):
@@ -44,51 +49,147 @@ class DataStore(RoomDataStore, RoomMemberStore, MessageStore, RoomStore,
     def __init__(self, hs):
         super(DataStore, self).__init__(hs)
         self.event_factory = hs.get_event_factory()
+        self.hs = hs
 
-    def persist_event(self, event):
-        if event.type == MessageEvent.TYPE:
-            return self.store_message(
-                user_id=event.user_id,
-                room_id=event.room_id,
-                msg_id=event.msg_id,
-                content=json.dumps(event.content)
-            )
-        elif event.type == RoomMemberEvent.TYPE:
-            return self.store_room_member(
-                user_id=event.target_user_id,
-                sender=event.user_id,
-                room_id=event.room_id,
-                content=event.content,
-                membership=event.content["membership"]
-            )
+        self.min_token_deferred = self._get_min_token()
+        self.min_token = None
+
+    @defer.inlineCallbacks
+    @log_function
+    def persist_event(self, event, backfilled=False):
+        if event.type == RoomMemberEvent.TYPE:
+            yield self._store_room_member(event)
         elif event.type == FeedbackEvent.TYPE:
-            return self.store_feedback(
-                room_id=event.room_id,
-                msg_id=event.msg_id,
-                msg_sender_id=event.msg_sender_id,
-                fb_sender_id=event.user_id,
-                fb_type=event.feedback_type,
-                content=json.dumps(event.content)
-            )
+            yield self._store_feedback(event)
+#        elif event.type == RoomConfigEvent.TYPE:
+#            yield self._store_room_config(event)
+        elif event.type == RoomNameEvent.TYPE:
+            yield self._store_room_name(event)
         elif event.type == RoomTopicEvent.TYPE:
-            return self.store_room_data(
-                room_id=event.room_id,
-                etype=event.type,
-                state_key=event.state_key,
-                content=json.dumps(event.content)
+            yield self._store_room_topic(event)
+
+        ret = yield self._store_event(event, backfilled)
+        defer.returnValue(ret)
+
+    @defer.inlineCallbacks
+    def get_event(self, event_id):
+        events_dict = yield self._simple_select_one(
+            "events",
+            {"event_id": event_id},
+            [
+                "event_id",
+                "type",
+                "sender",
+                "room_id",
+                "content",
+                "unrecognized_keys"
+            ],
+        )
+
+        event = self._parse_event_from_row(events_dict)
+        defer.returnValue(event)
+
+    @defer.inlineCallbacks
+    @log_function
+    def _store_event(self, event, backfilled):
+        # FIXME (erikj): This should be removed when we start amalgamating
+        # event and pdu storage
+        yield self.hs.get_federation().fill_out_prev_events(event)
+
+        vals = {
+            "topological_ordering": event.depth,
+            "event_id": event.event_id,
+            "type": event.type,
+            "room_id": event.room_id,
+            "content": json.dumps(event.content),
+            "processed": True,
+        }
+
+        if hasattr(event, "outlier"):
+            vals["outlier"] = event.outlier
+        else:
+            vals["outlier"] = False
+
+        if backfilled:
+            if not self.min_token_deferred.called:
+                yield self.min_token_deferred
+            self.min_token -= 1
+            vals["stream_ordering"] = self.min_token
+
+        unrec = {
+            k: v
+            for k, v in event.get_full_dict().items()
+            if k not in vals.keys()
+        }
+        vals["unrecognized_keys"] = json.dumps(unrec)
+
+        try:
+            yield self._simple_insert("events", vals)
+        except:
+            logger.exception(
+                "Failed to persist, probably duplicate: %s",
+                event.event_id
+            )
+            return
+
+        if not backfilled and hasattr(event, "state_key"):
+            vals = {
+                "event_id": event.event_id,
+                "room_id": event.room_id,
+                "type": event.type,
+                "state_key": event.state_key,
+            }
+
+            if hasattr(event, "prev_state"):
+                vals["prev_state"] = event.prev_state
+
+            yield self._simple_insert("state_events", vals)
+
+            yield self._simple_insert(
+                "current_state_events",
+                {
+                    "event_id": event.event_id,
+                    "room_id": event.room_id,
+                    "type": event.type,
+                    "state_key": event.state_key,
+                }
             )
-        elif event.type == RoomConfigEvent.TYPE:
-            if "visibility" in event.content:
-                visibility = event.content["visibility"]
-                return self.store_room_config(
-                    room_id=event.room_id,
-                    visibility=visibility
-                )
 
+        latest = yield self.get_room_events_max_id()
+        defer.returnValue(latest)
+
+    @defer.inlineCallbacks
+    def get_current_state(self, room_id, event_type=None, state_key=""):
+        sql = (
+            "SELECT e.* FROM events as e "
+            "INNER JOIN current_state_events as c ON e.event_id = c.event_id "
+            "INNER JOIN state_events as s ON e.event_id = s.event_id "
+            "WHERE c.room_id = ? "
+        )
+
+        if event_type:
+            sql += " AND s.type = ? AND s.state_key = ? "
+            args = (room_id, event_type, state_key)
         else:
-            raise NotImplementedError(
-                "Don't know how to persist type=%s" % event.type
-            )
+            args = (room_id, )
+
+        results = yield self._execute_and_decode(sql, *args)
+
+        defer.returnValue([self._parse_event_from_row(r) for r in results])
+
+    @defer.inlineCallbacks
+    def _get_min_token(self):
+        row = yield self._execute(
+            None,
+            "SELECT MIN(stream_ordering) FROM events"
+        )
+
+        self.min_token = row[0][0] if row and row[0] and row[0][0] else -1
+        self.min_token = min(self.min_token, -1)
+
+        logger.debug("min_token is: %s", self.min_token)
+
+        defer.returnValue(self.min_token)
 
 
 def schema_path(schema):