90 lines
3.2 KiB
Go
90 lines
3.2 KiB
Go
// GoToSocial
|
|
// Copyright (C) GoToSocial Authors admin@gotosocial.org
|
|
// SPDX-License-Identifier: AGPL-3.0-or-later
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package stream
|
|
|
|
import "sync"
|
|
|
|
const (
|
|
// EventTypeNotification -- a user should be shown a notification
|
|
EventTypeNotification string = "notification"
|
|
// EventTypeUpdate -- a user should be shown an update in their timeline
|
|
EventTypeUpdate string = "update"
|
|
// EventTypeDelete -- something should be deleted from a user
|
|
EventTypeDelete string = "delete"
|
|
)
|
|
|
|
const (
|
|
// TimelineLocal -- public statuses from the LOCAL timeline.
|
|
TimelineLocal string = "public:local"
|
|
// TimelinePublic -- public statuses, including federated ones.
|
|
TimelinePublic string = "public"
|
|
// TimelineHome -- statuses for a user's Home timeline.
|
|
TimelineHome string = "user"
|
|
// TimelineNotifications -- notification events.
|
|
TimelineNotifications string = "user:notification"
|
|
// TimelineDirect -- statuses sent to a user directly.
|
|
TimelineDirect string = "direct"
|
|
// TimelineList -- statuses for a user's list timeline.
|
|
TimelineList string = "list"
|
|
)
|
|
|
|
// AllStatusTimelines contains all Timelines that a status could conceivably be delivered to -- useful for doing deletes.
|
|
var AllStatusTimelines = []string{
|
|
TimelineLocal,
|
|
TimelinePublic,
|
|
TimelineHome,
|
|
TimelineDirect,
|
|
TimelineList,
|
|
}
|
|
|
|
// StreamsForAccount is a wrapper for the multiple streams that one account can have running at the same time.
|
|
// TODO: put a limit on this
|
|
type StreamsForAccount struct {
|
|
// The currently held streams for this account
|
|
Streams []*Stream
|
|
// Mutex to lock/unlock when modifying the slice of streams.
|
|
sync.Mutex
|
|
}
|
|
|
|
// Stream represents one open stream for a client.
|
|
type Stream struct {
|
|
// ID of this stream, generated during creation.
|
|
ID string
|
|
// A set of types subscribed to by this stream: user/public/etc.
|
|
// It's a map to ensure no duplicates; the value is ignored.
|
|
StreamTypes map[string]any
|
|
// Channel of messages for the client to read from
|
|
Messages chan *Message
|
|
// Channel to close when the client drops away
|
|
Hangup chan interface{}
|
|
// Only put messages in the stream when Connected
|
|
Connected bool
|
|
// Mutex to lock/unlock when inserting messages, hanging up, changing the connected state etc.
|
|
sync.Mutex
|
|
}
|
|
|
|
// Message represents one streamed message.
|
|
type Message struct {
|
|
// All the stream types this message should be delivered to.
|
|
Stream []string `json:"stream"`
|
|
// The event type of the message (update/delete/notification etc)
|
|
Event string `json:"event"`
|
|
// The actual payload of the message. In case of an update or notification, this will be a JSON string.
|
|
Payload string `json:"payload"`
|
|
}
|