c20109a573
* Add wiring for querying the roomserver for the default room version * Try to implement /capabilities for room versions * Update copyright notices * Update sytests, add /capabilities endpoint into CS API * Update sytest-whitelist * Add GetDefaultRoomVersion * Fix cases where state package was shadowed * Fix version formatting * Update Dockerfile to Go 1.13.6 * oh yes types I remember * And fix the default too
64 lines
3.1 KiB
Go
64 lines
3.1 KiB
Go
// Copyright 2017 Vector Creations Ltd
|
|
// Copyright 2018 New Vector Ltd
|
|
// Copyright 2019-2020 The Matrix.org Foundation C.I.C.
|
|
//
|
|
// 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.
|
|
|
|
package database
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/matrix-org/dendrite/roomserver/types"
|
|
)
|
|
|
|
// A RoomStateDatabase has the storage APIs needed to load state from the database
|
|
type RoomStateDatabase interface {
|
|
// Store the room state at an event in the database
|
|
AddState(
|
|
ctx context.Context,
|
|
roomNID types.RoomNID,
|
|
stateBlockNIDs []types.StateBlockNID,
|
|
state []types.StateEntry,
|
|
) (types.StateSnapshotNID, error)
|
|
// Look up the state of a room at each event for a list of string event IDs.
|
|
// Returns an error if there is an error talking to the database
|
|
// Returns a types.MissingEventError if the room state for the event IDs aren't in the database
|
|
StateAtEventIDs(ctx context.Context, eventIDs []string) ([]types.StateAtEvent, error)
|
|
// Look up the numeric IDs for a list of string event types.
|
|
// Returns a map from string event type to numeric ID for the event type.
|
|
EventTypeNIDs(ctx context.Context, eventTypes []string) (map[string]types.EventTypeNID, error)
|
|
// Look up the numeric IDs for a list of string event state keys.
|
|
// Returns a map from string state key to numeric ID for the state key.
|
|
EventStateKeyNIDs(ctx context.Context, eventStateKeys []string) (map[string]types.EventStateKeyNID, error)
|
|
// Look up the numeric state data IDs for each numeric state snapshot ID
|
|
// The returned slice is sorted by numeric state snapshot ID.
|
|
StateBlockNIDs(ctx context.Context, stateNIDs []types.StateSnapshotNID) ([]types.StateBlockNIDList, error)
|
|
// Look up the state data for each numeric state data ID
|
|
// The returned slice is sorted by numeric state data ID.
|
|
StateEntries(ctx context.Context, stateBlockNIDs []types.StateBlockNID) ([]types.StateEntryList, error)
|
|
// Look up the state data for the state key tuples for each numeric state block ID
|
|
// This is used to fetch a subset of the room state at a snapshot.
|
|
// If a block doesn't contain any of the requested tuples then it can be discarded from the result.
|
|
// The returned slice is sorted by numeric state block ID.
|
|
StateEntriesForTuples(
|
|
ctx context.Context,
|
|
stateBlockNIDs []types.StateBlockNID,
|
|
stateKeyTuples []types.StateKeyTuple,
|
|
) ([]types.StateEntryList, error)
|
|
// Look up the Events for a list of numeric event IDs.
|
|
// Returns a sorted list of events.
|
|
Events(ctx context.Context, eventNIDs []types.EventNID) ([]types.Event, error)
|
|
// Look up snapshot NID for an event ID string
|
|
SnapshotNIDFromEventID(ctx context.Context, eventID string) (types.StateSnapshotNID, error)
|
|
}
|