From 627e4f01d2bf2516ddb3f8737bb682753e9c21f1 Mon Sep 17 00:00:00 2001
From: Mark Haines <mark.haines@matrix.org>
Date: Tue, 16 Dec 2014 16:07:41 +0000
Subject: [PATCH] Remove send_message since nothing was calling it. Remove
 Snapshot because only send_message was using it

---
 synapse/handlers/message.py | 38 ------------------
 synapse/storage/__init__.py | 80 -------------------------------------
 2 files changed, 118 deletions(-)

diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index baf372fda..b529d890b 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -18,8 +18,6 @@ from twisted.internet import defer
 from synapse.api.constants import EventTypes, Membership
 from synapse.api.errors import RoomError
 from synapse.streams.config import PaginationConfig
-from synapse.util.logcontext import PreserveLoggingContext
-
 from synapse.events.validator import EventValidator
 
 from ._base import BaseHandler
@@ -66,35 +64,6 @@ class MessageHandler(BaseHandler):
 
         defer.returnValue(None)
 
-    @defer.inlineCallbacks
-    def send_message(self, event=None, suppress_auth=False):
-        """ Send a message.
-
-        Args:
-            event : The message event to store.
-            suppress_auth (bool) : True to suppress auth for this message. This
-            is primarily so the home server can inject messages into rooms at
-            will.
-        Raises:
-            SynapseError if something went wrong.
-        """
-
-        self.ratelimit(event.user_id)
-        # TODO(paul): Why does 'event' not have a 'user' object?
-        user = self.hs.parse_userid(event.user_id)
-        assert self.hs.is_mine(user), "User must be our own: %s" % (user,)
-
-        snapshot = yield self.store.snapshot_room(event)
-
-        yield self._on_new_room_event(
-            event, snapshot, suppress_auth=suppress_auth
-        )
-
-        with PreserveLoggingContext():
-            self.hs.get_handlers().presence_handler.bump_presence_active_time(
-                user
-            )
-
     @defer.inlineCallbacks
     def get_messages(self, user_id=None, room_id=None, pagin_config=None,
                      feedback=False):
@@ -212,13 +181,6 @@ class MessageHandler(BaseHandler):
             defer.returnValue(fb)
         defer.returnValue(None)
 
-    @defer.inlineCallbacks
-    def send_feedback(self, event):
-        snapshot = yield self.store.snapshot_room(event)
-
-        # store message in db
-        yield self._on_new_room_event(event, snapshot)
-
     @defer.inlineCallbacks
     def get_state_events(self, user_id, room_id):
         """Retrieve all state events for a given room.
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py
index cc1dcc2e7..c051f33a5 100644
--- a/synapse/storage/__init__.py
+++ b/synapse/storage/__init__.py
@@ -419,86 +419,6 @@ class DataStore(RoomMemberStore, RoomStore,
             ],
         )
 
-    def snapshot_room(self, event):
-        """Snapshot the room for an update by a user
-        Args:
-            room_id (synapse.types.RoomId): The room to snapshot.
-            user_id (synapse.types.UserId): The user to snapshot the room for.
-            state_type (str): Optional state type to snapshot.
-            state_key (str): Optional state key to snapshot.
-        Returns:
-            synapse.storage.Snapshot: A snapshot of the state of the room.
-        """
-        def _snapshot(txn):
-            prev_events = self._get_latest_events_in_room(
-                txn,
-                event.room_id
-            )
-
-            prev_state = None
-            state_key = None
-            if hasattr(event, "state_key"):
-                state_key = event.state_key
-                prev_state = self._get_latest_state_in_room(
-                    txn,
-                    event.room_id,
-                    type=event.type,
-                    state_key=state_key,
-                )
-
-            return Snapshot(
-                store=self,
-                room_id=event.room_id,
-                user_id=event.user_id,
-                prev_events=prev_events,
-                prev_state=prev_state,
-                state_type=event.type,
-                state_key=state_key,
-            )
-
-        return self.runInteraction("snapshot_room", _snapshot)
-
-
-class Snapshot(object):
-    """Snapshot of the state of a room
-    Args:
-        store (DataStore): The datastore.
-        room_id (RoomId): The room of the snapshot.
-        user_id (UserId): The user this snapshot is for.
-        prev_events (list): The list of event ids this snapshot is after.
-        membership_state (RoomMemberEvent): The current state of the user in
-            the room.
-        state_type (str, optional): State type captured by the snapshot
-        state_key (str, optional): State key captured by the snapshot
-        prev_state_pdu (PduEntry, optional): pdu id of
-            the previous value of the state type and key in the room.
-    """
-
-    def __init__(self, store, room_id, user_id, prev_events,
-                 prev_state, state_type=None, state_key=None):
-        self.store = store
-        self.room_id = room_id
-        self.user_id = user_id
-        self.prev_events = prev_events
-        self.prev_state = prev_state
-        self.state_type = state_type
-        self.state_key = state_key
-
-    def fill_out_prev_events(self, event):
-        if not hasattr(event, "prev_events"):
-            event.prev_events = [
-                (event_id, hashes)
-                for event_id, hashes, _ in self.prev_events
-            ]
-
-            if self.prev_events:
-                event.depth = max([int(v) for _, _, v in self.prev_events]) + 1
-            else:
-                event.depth = 0
-
-        if not hasattr(event, "prev_state") and self.prev_state is not None:
-            event.prev_state = self.prev_state
-
 
 def schema_path(schema):
     """ Get a filesystem path for the named database schema