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dendrite/syncapi/streams/stream_receipt.go
Neil Alexander b5a8935042
Sync refactor — Part 1 (#1688)
* It's half-alive

* Wakeups largely working

* Other tweaks, typing works

* Fix bugs, add receipt stream

* Delete notifier, other tweaks

* Dedupe a bit, add a template for the invite stream

* Clean up, add templates for other streams

* Don't leak channels

* Bring forward some more PDU logic, clean up other places

* Add some more wakeups

* Use addRoomDeltaToResponse

* Log tweaks, typing fixed?

* Fix timed out syncs

* Don't reset next batch position on timeout

* Add account data stream/position

* End of day

* Fix complete sync for receipt, typing

* Streams package

* Clean up a bit

* Complete sync send-to-device

* Don't drop errors

* More lightweight notifications

* Fix typing positions

* Don't advance position on remove again unless needed

* Device list updates

* Advance account data position

* Use limit for incremental sync

* Limit fixes, amongst other things

* Remove some fmt.Println

* Tweaks

* Re-add notifier

* Fix invite position

* Fixes

* Notify account data without advancing PDU position in notifier

* Apply account data position

* Get initial position for account data

* Fix position update

* Fix complete sync positions

* Review comments @Kegsay

* Room consumer parameters
2021-01-08 16:59:06 +00:00

92 lines
2.2 KiB
Go

package streams
import (
"context"
"encoding/json"
eduAPI "github.com/matrix-org/dendrite/eduserver/api"
"github.com/matrix-org/dendrite/syncapi/types"
"github.com/matrix-org/gomatrixserverlib"
)
type ReceiptStreamProvider struct {
StreamProvider
}
func (p *ReceiptStreamProvider) Setup() {
p.StreamProvider.Setup()
id, err := p.DB.MaxStreamPositionForReceipts(context.Background())
if err != nil {
panic(err)
}
p.latest = id
}
func (p *ReceiptStreamProvider) CompleteSync(
ctx context.Context,
req *types.SyncRequest,
) types.StreamPosition {
return p.IncrementalSync(ctx, req, 0, p.LatestPosition(ctx))
}
func (p *ReceiptStreamProvider) IncrementalSync(
ctx context.Context,
req *types.SyncRequest,
from, to types.StreamPosition,
) types.StreamPosition {
var joinedRooms []string
for roomID, membership := range req.Rooms {
if membership == gomatrixserverlib.Join {
joinedRooms = append(joinedRooms, roomID)
}
}
lastPos, receipts, err := p.DB.RoomReceiptsAfter(ctx, joinedRooms, from)
if err != nil {
req.Log.WithError(err).Error("p.DB.RoomReceiptsAfter failed")
return from
}
if len(receipts) == 0 || lastPos == 0 {
return to
}
// Group receipts by room, so we can create one ClientEvent for every room
receiptsByRoom := make(map[string][]eduAPI.OutputReceiptEvent)
for _, receipt := range receipts {
receiptsByRoom[receipt.RoomID] = append(receiptsByRoom[receipt.RoomID], receipt)
}
for roomID, receipts := range receiptsByRoom {
jr := req.Response.Rooms.Join[roomID]
var ok bool
ev := gomatrixserverlib.ClientEvent{
Type: gomatrixserverlib.MReceipt,
RoomID: roomID,
}
content := make(map[string]eduAPI.ReceiptMRead)
for _, receipt := range receipts {
var read eduAPI.ReceiptMRead
if read, ok = content[receipt.EventID]; !ok {
read = eduAPI.ReceiptMRead{
User: make(map[string]eduAPI.ReceiptTS),
}
}
read.User[receipt.UserID] = eduAPI.ReceiptTS{TS: receipt.Timestamp}
content[receipt.EventID] = read
}
ev.Content, err = json.Marshal(content)
if err != nil {
req.Log.WithError(err).Error("json.Marshal failed")
return from
}
jr.Ephemeral.Events = append(jr.Ephemeral.Events, ev)
req.Response.Rooms.Join[roomID] = jr
}
return lastPos
}