Add heroes to the room summary (#2373)

* Implement room summary heroes

* Add passing tests

* Move MembershipCount to addRoomSummary

* Add comments, close Statement
This commit is contained in:
Till 2022-04-26 10:53:17 +02:00 committed by GitHub
parent feac9db43f
commit e8be2b234f
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
8 changed files with 131 additions and 26 deletions

View file

@ -39,6 +39,7 @@ type Database interface {
GetStateDeltas(ctx context.Context, device *userapi.Device, r types.Range, userID string, stateFilter *gomatrixserverlib.StateFilter) ([]types.StateDelta, []string, error)
RoomIDsWithMembership(ctx context.Context, userID string, membership string) ([]string, error)
MembershipCount(ctx context.Context, roomID, membership string, pos types.StreamPosition) (int, error)
GetRoomHeroes(ctx context.Context, roomID, userID string, memberships []string) ([]string, error)
RecentEvents(ctx context.Context, roomID string, r types.Range, eventFilter *gomatrixserverlib.RoomEventFilter, chronologicalOrder bool, onlySyncEvents bool) ([]types.StreamEvent, bool, error)

View file

@ -19,6 +19,8 @@ import (
"database/sql"
"fmt"
"github.com/lib/pq"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/syncapi/storage/tables"
"github.com/matrix-org/dendrite/syncapi/types"
@ -61,9 +63,13 @@ const selectMembershipCountSQL = "" +
" SELECT DISTINCT ON (room_id, user_id) room_id, user_id, membership FROM syncapi_memberships WHERE room_id = $1 AND stream_pos <= $2 ORDER BY room_id, user_id, stream_pos DESC" +
") t WHERE t.membership = $3"
const selectHeroesSQL = "" +
"SELECT user_id FROM syncapi_memberships WHERE room_id = $1 AND user_id != $2 AND membership = ANY($3) LIMIT 5"
type membershipsStatements struct {
upsertMembershipStmt *sql.Stmt
selectMembershipCountStmt *sql.Stmt
selectHeroesStmt *sql.Stmt
}
func NewPostgresMembershipsTable(db *sql.DB) (tables.Memberships, error) {
@ -72,13 +78,11 @@ func NewPostgresMembershipsTable(db *sql.DB) (tables.Memberships, error) {
if err != nil {
return nil, err
}
if s.upsertMembershipStmt, err = db.Prepare(upsertMembershipSQL); err != nil {
return nil, err
}
if s.selectMembershipCountStmt, err = db.Prepare(selectMembershipCountSQL); err != nil {
return nil, err
}
return s, nil
return s, sqlutil.StatementList{
{&s.upsertMembershipStmt, upsertMembershipSQL},
{&s.selectMembershipCountStmt, selectMembershipCountSQL},
{&s.selectHeroesStmt, selectHeroesSQL},
}.Prepare(db)
}
func (s *membershipsStatements) UpsertMembership(
@ -108,3 +112,23 @@ func (s *membershipsStatements) SelectMembershipCount(
err = stmt.QueryRowContext(ctx, roomID, pos, membership).Scan(&count)
return
}
func (s *membershipsStatements) SelectHeroes(
ctx context.Context, txn *sql.Tx, roomID, userID string, memberships []string,
) (heroes []string, err error) {
stmt := sqlutil.TxStmt(txn, s.selectHeroesStmt)
var rows *sql.Rows
rows, err = stmt.QueryContext(ctx, roomID, userID, pq.StringArray(memberships))
if err != nil {
return
}
defer internal.CloseAndLogIfError(ctx, rows, "SelectHeroes: rows.close() failed")
var hero string
for rows.Next() {
if err = rows.Scan(&hero); err != nil {
return
}
heroes = append(heroes, hero)
}
return heroes, rows.Err()
}

View file

@ -124,6 +124,10 @@ func (d *Database) MembershipCount(ctx context.Context, roomID, membership strin
return d.Memberships.SelectMembershipCount(ctx, nil, roomID, membership, pos)
}
func (d *Database) GetRoomHeroes(ctx context.Context, roomID, userID string, memberships []string) ([]string, error) {
return d.Memberships.SelectHeroes(ctx, nil, roomID, userID, memberships)
}
func (d *Database) RecentEvents(ctx context.Context, roomID string, r types.Range, eventFilter *gomatrixserverlib.RoomEventFilter, chronologicalOrder bool, onlySyncEvents bool) ([]types.StreamEvent, bool, error) {
return d.OutputEvents.SelectRecentEvents(ctx, nil, roomID, r, eventFilter, chronologicalOrder, onlySyncEvents)
}

View file

@ -18,7 +18,9 @@ import (
"context"
"database/sql"
"fmt"
"strings"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/syncapi/storage/tables"
"github.com/matrix-org/dendrite/syncapi/types"
@ -61,10 +63,14 @@ const selectMembershipCountSQL = "" +
" SELECT * FROM syncapi_memberships WHERE room_id = $1 AND stream_pos <= $2 GROUP BY user_id HAVING(max(stream_pos))" +
") t WHERE t.membership = $3"
const selectHeroesSQL = "" +
"SELECT DISTINCT user_id FROM syncapi_memberships WHERE room_id = $1 AND user_id != $2 AND membership IN ($3) LIMIT 5"
type membershipsStatements struct {
db *sql.DB
upsertMembershipStmt *sql.Stmt
selectMembershipCountStmt *sql.Stmt
//selectHeroesStmt *sql.Stmt - prepared at runtime due to variadic
}
func NewSqliteMembershipsTable(db *sql.DB) (tables.Memberships, error) {
@ -75,13 +81,11 @@ func NewSqliteMembershipsTable(db *sql.DB) (tables.Memberships, error) {
if err != nil {
return nil, err
}
if s.upsertMembershipStmt, err = db.Prepare(upsertMembershipSQL); err != nil {
return nil, err
}
if s.selectMembershipCountStmt, err = db.Prepare(selectMembershipCountSQL); err != nil {
return nil, err
}
return s, nil
return s, sqlutil.StatementList{
{&s.upsertMembershipStmt, upsertMembershipSQL},
{&s.selectMembershipCountStmt, selectMembershipCountSQL},
// {&s.selectHeroesStmt, selectHeroesSQL}, - prepared at runtime due to variadic
}.Prepare(db)
}
func (s *membershipsStatements) UpsertMembership(
@ -111,3 +115,36 @@ func (s *membershipsStatements) SelectMembershipCount(
err = stmt.QueryRowContext(ctx, roomID, pos, membership).Scan(&count)
return
}
func (s *membershipsStatements) SelectHeroes(
ctx context.Context, txn *sql.Tx, roomID, userID string, memberships []string,
) (heroes []string, err error) {
stmtSQL := strings.Replace(selectHeroesSQL, "($3)", sqlutil.QueryVariadicOffset(len(memberships), 2), 1)
stmt, err := s.db.PrepareContext(ctx, stmtSQL)
if err != nil {
return
}
defer internal.CloseAndLogIfError(ctx, stmt, "SelectHeroes: stmt.close() failed")
params := []interface{}{
roomID, userID,
}
for _, membership := range memberships {
params = append(params, membership)
}
stmt = sqlutil.TxStmt(txn, stmt)
var rows *sql.Rows
rows, err = stmt.QueryContext(ctx, params...)
if err != nil {
return
}
defer internal.CloseAndLogIfError(ctx, rows, "SelectHeroes: rows.close() failed")
var hero string
for rows.Next() {
if err = rows.Scan(&hero); err != nil {
return
}
heroes = append(heroes, hero)
}
return heroes, rows.Err()
}

View file

@ -170,6 +170,7 @@ type Receipts interface {
type Memberships interface {
UpsertMembership(ctx context.Context, txn *sql.Tx, event *gomatrixserverlib.HeaderedEvent, streamPos, topologicalPos types.StreamPosition) error
SelectMembershipCount(ctx context.Context, txn *sql.Tx, roomID, membership string, pos types.StreamPosition) (count int, err error)
SelectHeroes(ctx context.Context, txn *sql.Tx, roomID, userID string, memberships []string) (heroes []string, err error)
}
type NotificationData interface {