mautrix-whatsapp/database/user.go
2021-12-29 21:40:08 +02:00

140 lines
3.6 KiB
Go

// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2021 Tulir Asokan
//
// 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 <https://www.gnu.org/licenses/>.
package database
import (
"database/sql"
"sync"
"time"
log "maunium.net/go/maulogger/v2"
"maunium.net/go/mautrix/id"
"go.mau.fi/whatsmeow/types"
)
type UserQuery struct {
db *Database
log log.Logger
}
func (uq *UserQuery) New() *User {
return &User{
db: uq.db,
log: uq.log,
lastReadCache: make(map[PortalKey]time.Time),
inSpaceCache: make(map[PortalKey]bool),
}
}
func (uq *UserQuery) GetAll() (users []*User) {
rows, err := uq.db.Query(`SELECT mxid, username, agent, device, management_room, space_room FROM "user"`)
if err != nil || rows == nil {
return nil
}
defer rows.Close()
for rows.Next() {
users = append(users, uq.New().Scan(rows))
}
return
}
func (uq *UserQuery) GetByMXID(userID id.UserID) *User {
row := uq.db.QueryRow(`SELECT mxid, username, agent, device, management_room, space_room FROM "user" WHERE mxid=$1`, userID)
if row == nil {
return nil
}
return uq.New().Scan(row)
}
func (uq *UserQuery) GetByUsername(username string) *User {
row := uq.db.QueryRow(`SELECT mxid, username, agent, device, management_room, space_room FROM "user" WHERE username=$1`, username)
if row == nil {
return nil
}
return uq.New().Scan(row)
}
type User struct {
db *Database
log log.Logger
MXID id.UserID
JID types.JID
ManagementRoom id.RoomID
SpaceRoom id.RoomID
lastReadCache map[PortalKey]time.Time
lastReadCacheLock sync.Mutex
inSpaceCache map[PortalKey]bool
inSpaceCacheLock sync.Mutex
}
func (user *User) Scan(row Scannable) *User {
var username sql.NullString
var device, agent sql.NullByte
err := row.Scan(&user.MXID, &username, &agent, &device, &user.ManagementRoom, &user.SpaceRoom)
if err != nil {
if err != sql.ErrNoRows {
user.log.Errorln("Database scan failed:", err)
}
return nil
}
if len(username.String) > 0 {
user.JID = types.NewADJID(username.String, agent.Byte, device.Byte)
}
return user
}
func (user *User) usernamePtr() *string {
if !user.JID.IsEmpty() {
return &user.JID.User
}
return nil
}
func (user *User) agentPtr() *uint8 {
if !user.JID.IsEmpty() {
return &user.JID.Agent
}
return nil
}
func (user *User) devicePtr() *uint8 {
if !user.JID.IsEmpty() {
return &user.JID.Device
}
return nil
}
func (user *User) Insert() {
_, err := user.db.Exec(`INSERT INTO "user" (mxid, username, agent, device, management_room, space_room) VALUES ($1, $2, $3, $4, $5, $6)`,
user.MXID, user.usernamePtr(), user.agentPtr(), user.devicePtr(), user.ManagementRoom, user.SpaceRoom)
if err != nil {
user.log.Warnfln("Failed to insert %s: %v", user.MXID, err)
}
}
func (user *User) Update() {
_, err := user.db.Exec(`UPDATE "user" SET username=$1, agent=$2, device=$3, management_room=$4, space_room=$5 WHERE mxid=$6`,
user.usernamePtr(), user.agentPtr(), user.devicePtr(), user.ManagementRoom, user.SpaceRoom, user.MXID)
if err != nil {
user.log.Warnfln("Failed to update %s: %v", user.MXID, err)
}
}