mautrix-discord/database/sqlstatestore.go
Sumner Evans fdb219bb82
sqlstatestore: fix query for FindSharedRooms
There were missing spaces in the string concatenation
2022-04-27 22:00:07 -06:00

304 lines
8.4 KiB
Go

package database
import (
"database/sql"
"encoding/json"
"sync"
log "maunium.net/go/maulogger/v2"
"maunium.net/go/mautrix/appservice"
"maunium.net/go/mautrix/event"
"maunium.net/go/mautrix/id"
)
type SQLStateStore struct {
*appservice.TypingStateStore
db *Database
log log.Logger
Typing map[id.RoomID]map[id.UserID]int64
typingLock sync.RWMutex
}
// make sure that SQLStateStore implements the appservice.StateStore interface
var _ appservice.StateStore = (*SQLStateStore)(nil)
func NewSQLStateStore(db *Database) *SQLStateStore {
return &SQLStateStore{
TypingStateStore: appservice.NewTypingStateStore(),
db: db,
log: db.log.Sub("StateStore"),
}
}
func (s *SQLStateStore) IsRegistered(userID id.UserID) bool {
var isRegistered bool
query := "SELECT EXISTS(SELECT 1 FROM mx_registrations WHERE user_id=$1)"
row := s.db.QueryRow(query, userID)
err := row.Scan(&isRegistered)
if err != nil {
s.log.Warnfln("Failed to scan registration existence for %s: %v", userID, err)
}
return isRegistered
}
func (s *SQLStateStore) MarkRegistered(userID id.UserID) {
query := "INSERT INTO mx_registrations (user_id) VALUES ($1)" +
" ON CONFLICT (user_id) DO NOTHING"
_, err := s.db.Exec(query, userID)
if err != nil {
s.log.Warnfln("Failed to mark %s as registered: %v", userID, err)
}
}
func (s *SQLStateStore) IsTyping(roomID id.RoomID, userID id.UserID) bool {
s.log.Debugln("IsTyping")
return false
}
func (s *SQLStateStore) SetTyping(roomID id.RoomID, userID id.UserID, timeout int64) {
s.log.Debugln("SetTyping")
}
func (s *SQLStateStore) IsInRoom(roomID id.RoomID, userID id.UserID) bool {
return s.IsMembership(roomID, userID, "join")
}
func (s *SQLStateStore) IsInvited(roomID id.RoomID, userID id.UserID) bool {
return s.IsMembership(roomID, userID, "join", "invite")
}
func (s *SQLStateStore) IsMembership(roomID id.RoomID, userID id.UserID, allowedMemberships ...event.Membership) bool {
membership := s.GetMembership(roomID, userID)
for _, allowedMembership := range allowedMemberships {
if allowedMembership == membership {
return true
}
}
return false
}
func (s *SQLStateStore) GetMembership(roomID id.RoomID, userID id.UserID) event.Membership {
query := "SELECT membership FROM mx_user_profile WHERE " +
"room_id=$1 AND user_id=$2"
row := s.db.QueryRow(query, roomID, userID)
membership := event.MembershipLeave
err := row.Scan(&membership)
if err != nil && err != sql.ErrNoRows {
s.log.Warnfln("Failed to scan membership of %s in %s: %v", userID, roomID, err)
}
return membership
}
func (s *SQLStateStore) GetMember(roomID id.RoomID, userID id.UserID) *event.MemberEventContent {
member, ok := s.TryGetMember(roomID, userID)
if !ok {
member.Membership = event.MembershipLeave
}
return member
}
func (s *SQLStateStore) TryGetMember(roomID id.RoomID, userID id.UserID) (*event.MemberEventContent, bool) {
query := "SELECT membership, displayname, avatar_url FROM mx_user_profile " +
"WHERE room_id=$1 AND user_id=$2"
row := s.db.QueryRow(query, roomID, userID)
var member event.MemberEventContent
err := row.Scan(&member.Membership, &member.Displayname, &member.AvatarURL)
if err != nil && err != sql.ErrNoRows {
s.log.Warnfln("Failed to scan member info of %s in %s: %v", userID, roomID, err)
}
return &member, err == nil
}
func (s *SQLStateStore) SetMembership(roomID id.RoomID, userID id.UserID, membership event.Membership) {
query := "INSERT INTO mx_user_profile (room_id, user_id, membership)" +
" VALUES ($1, $2, $3) ON CONFLICT (room_id, user_id) DO UPDATE SET" +
" membership=excluded.membership"
_, err := s.db.Exec(query, roomID, userID, membership)
if err != nil {
s.log.Warnfln("Failed to set membership of %s in %s to %s: %v", userID, roomID, membership, err)
}
}
func (s *SQLStateStore) SetMember(roomID id.RoomID, userID id.UserID, member *event.MemberEventContent) {
query := "INSERT INTO mx_user_profile" +
" (room_id, user_id, membership, displayname, avatar_url)" +
" VALUES ($1, $2, $3, $4, $5) ON CONFLICT (room_id, user_id)" +
" DO UPDATE SET membership=excluded.membership," +
" displayname=excluded.displayname, avatar_url=excluded.avatar_url"
_, err := s.db.Exec(query, roomID, userID, member.Membership, member.Displayname, member.AvatarURL)
if err != nil {
s.log.Warnfln("Failed to set membership of %s in %s to %s: %v", userID, roomID, member, err)
}
}
func (s *SQLStateStore) SetPowerLevels(roomID id.RoomID, levels *event.PowerLevelsEventContent) {
levelsBytes, err := json.Marshal(levels)
if err != nil {
s.log.Errorfln("Failed to marshal power levels of %s: %v", roomID, err)
return
}
query := "INSERT INTO mx_room_state (room_id, power_levels)" +
" VALUES ($1, $2) ON CONFLICT (room_id) DO UPDATE SET" +
" power_levels=excluded.power_levels"
_, err = s.db.Exec(query, roomID, levelsBytes)
if err != nil {
s.log.Warnfln("Failed to store power levels of %s: %v", roomID, err)
}
}
func (s *SQLStateStore) GetPowerLevels(roomID id.RoomID) *event.PowerLevelsEventContent {
query := "SELECT power_levels FROM mx_room_state WHERE room_id=$1"
row := s.db.QueryRow(query, roomID)
if row == nil {
return nil
}
var data []byte
err := row.Scan(&data)
if err != nil {
s.log.Errorfln("Failed to scan power levels of %s: %v", roomID, err)
return nil
}
levels := &event.PowerLevelsEventContent{}
err = json.Unmarshal(data, levels)
if err != nil {
s.log.Errorfln("Failed to parse power levels of %s: %v", roomID, err)
return nil
}
return levels
}
func (s *SQLStateStore) GetPowerLevel(roomID id.RoomID, userID id.UserID) int {
if s.db.dialect == "postgres" {
query := "SELECT COALESCE((power_levels->'users'->$2)::int," +
" (power_levels->'users_default')::int, 0)" +
" FROM mx_room_state WHERE room_id=$1"
row := s.db.QueryRow(query, roomID, userID)
if row == nil {
// Power levels not in db
return 0
}
var powerLevel int
err := row.Scan(&powerLevel)
if err != nil {
s.log.Errorfln("Failed to scan power level of %s in %s: %v", userID, roomID, err)
}
return powerLevel
}
return s.GetPowerLevels(roomID).GetUserLevel(userID)
}
func (s *SQLStateStore) GetPowerLevelRequirement(roomID id.RoomID, eventType event.Type) int {
if s.db.dialect == "postgres" {
defaultType := "events_default"
defaultValue := 0
if eventType.IsState() {
defaultType = "state_default"
defaultValue = 50
}
query := "SELECT COALESCE((power_levels->'events'->$2)::int," +
" (power_levels->'$3')::int, $4)" +
" FROM mx_room_state WHERE room_id=$1"
row := s.db.QueryRow(query, roomID, eventType.Type, defaultType, defaultValue)
if row == nil {
// Power levels not in db
return defaultValue
}
var powerLevel int
err := row.Scan(&powerLevel)
if err != nil {
s.log.Errorfln("Failed to scan power level for %s in %s: %v", eventType, roomID, err)
}
return powerLevel
}
return s.GetPowerLevels(roomID).GetEventLevel(eventType)
}
func (s *SQLStateStore) HasPowerLevel(roomID id.RoomID, userID id.UserID, eventType event.Type) bool {
if s.db.dialect == "postgres" {
defaultType := "events_default"
defaultValue := 0
if eventType.IsState() {
defaultType = "state_default"
defaultValue = 50
}
query := "SELECT COALESCE((power_levels->'users'->$2)::int," +
" (power_levels->'users_default')::int, 0) >=" +
" COALESCE((power_levels->'events'->$3)::int," +
" (power_levels->'$4')::int, $5)" +
" FROM mx_room_state WHERE room_id=$1"
row := s.db.QueryRow(query, roomID, userID, eventType.Type, defaultType, defaultValue)
if row == nil {
// Power levels not in db
return defaultValue == 0
}
var hasPower bool
err := row.Scan(&hasPower)
if err != nil {
s.log.Errorfln("Failed to scan power level for %s in %s: %v", eventType, roomID, err)
}
return hasPower
}
return s.GetPowerLevel(roomID, userID) >= s.GetPowerLevelRequirement(roomID, eventType)
}
func (store *SQLStateStore) FindSharedRooms(userID id.UserID) []id.RoomID {
query := `
SELECT room_id FROM mx_user_profile
LEFT JOIN portal ON portal.mxid=mx_user_profile.room_id
WHERE user_id=$1 AND portal.encrypted=true
`
rooms := []id.RoomID{}
rows, err := store.db.Query(query, userID)
if err != nil {
store.log.Warnfln("Failed to query shared rooms with %s: %v", userID, err)
return rooms
}
for rows.Next() {
var roomID id.RoomID
err = rows.Scan(&roomID)
if err != nil {
store.log.Warnfln("Failed to scan room ID: %v", err)
} else {
rooms = append(rooms, roomID)
}
}
return rooms
}