mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-22 11:41:38 +00:00
119 lines
4.1 KiB
Go
119 lines
4.1 KiB
Go
// Copyright 2017 Vector Creations 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.
|
|
|
|
// Package api provides the types that are used to communicate with the roomserver.
|
|
package api
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
)
|
|
|
|
type Kind int
|
|
|
|
const (
|
|
// KindOutlier event fall outside the contiguous event graph.
|
|
// We do not have the state for these events.
|
|
// These events are state events used to authenticate other events.
|
|
// They can become part of the contiguous event graph via backfill.
|
|
KindOutlier Kind = iota + 1
|
|
// KindNew event extend the contiguous graph going forwards.
|
|
// They usually don't need state, but may include state if the
|
|
// there was a new event that references an event that we don't
|
|
// have a copy of. New events will influence the fwd extremities
|
|
// of the room and output events will be generated as a result.
|
|
KindNew
|
|
// KindOld event extend the graph backwards, or fill gaps in
|
|
// history. They may or may not include state. They will not be
|
|
// considered for forward extremities, and output events will NOT
|
|
// be generated for them.
|
|
KindOld
|
|
)
|
|
|
|
func (k Kind) String() string {
|
|
switch k {
|
|
case KindOutlier:
|
|
return "KindOutlier"
|
|
case KindNew:
|
|
return "KindNew"
|
|
case KindOld:
|
|
return "KindOld"
|
|
default:
|
|
return "(unknown)"
|
|
}
|
|
}
|
|
|
|
// DoNotSendToOtherServers tells us not to send the event to other matrix
|
|
// servers.
|
|
const DoNotSendToOtherServers = ""
|
|
|
|
// InputRoomEvent is a matrix room event to add to the room server database.
|
|
// TODO: Implement UnmarshalJSON/MarshalJSON in a way that does something sensible with the event JSON.
|
|
type InputRoomEvent struct {
|
|
// Whether this event is new, backfilled or an outlier.
|
|
// This controls how the event is processed.
|
|
Kind Kind `json:"kind"`
|
|
// The event JSON for the event to add.
|
|
Event *gomatrixserverlib.HeaderedEvent `json:"event"`
|
|
// Which server told us about this event.
|
|
Origin gomatrixserverlib.ServerName `json:"origin"`
|
|
// Whether the state is supplied as a list of event IDs or whether it
|
|
// should be derived from the state at the previous events.
|
|
HasState bool `json:"has_state"`
|
|
// Optional list of state event IDs forming the state before this event.
|
|
// These state events must have already been persisted.
|
|
// These are only used if HasState is true.
|
|
// The list can be empty, for example when storing the first event in a room.
|
|
StateEventIDs []string `json:"state_event_ids"`
|
|
// The server name to use to push this event to other servers.
|
|
// Or empty if this event shouldn't be pushed to other servers.
|
|
SendAsServer string `json:"send_as_server"`
|
|
// The transaction ID of the send request if sent by a local user and one
|
|
// was specified
|
|
TransactionID *TransactionID `json:"transaction_id"`
|
|
}
|
|
|
|
// TransactionID contains the transaction ID sent by a client when sending an
|
|
// event, along with the ID of the client session.
|
|
type TransactionID struct {
|
|
SessionID int64 `json:"session_id"`
|
|
TransactionID string `json:"id"`
|
|
}
|
|
|
|
// InputRoomEventsRequest is a request to InputRoomEvents
|
|
type InputRoomEventsRequest struct {
|
|
InputRoomEvents []InputRoomEvent `json:"input_room_events"`
|
|
Asynchronous bool `json:"async"`
|
|
VirtualHost gomatrixserverlib.ServerName `json:"virtual_host"`
|
|
}
|
|
|
|
// InputRoomEventsResponse is a response to InputRoomEvents
|
|
type InputRoomEventsResponse struct {
|
|
ErrMsg string // set if there was any error
|
|
NotAllowed bool // true if an event in the input was not allowed.
|
|
}
|
|
|
|
func (r *InputRoomEventsResponse) Err() error {
|
|
if r.ErrMsg == "" {
|
|
return nil
|
|
}
|
|
if r.NotAllowed {
|
|
return &gomatrixserverlib.NotAllowed{
|
|
Message: r.ErrMsg,
|
|
}
|
|
}
|
|
return fmt.Errorf("InputRoomEventsResponse: %s", r.ErrMsg)
|
|
}
|