forked from MirrorHub/mautrix-whatsapp
a948ea0146
See d578d1a610
Database upgrades from before v0.4.0 were squashed, users must update
to at least v0.4.0 before updating beyond this commit.
238 lines
7.2 KiB
Go
238 lines
7.2 KiB
Go
// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
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// Copyright (C) 2021 Tulir Asokan
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package database
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import (
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"database/sql"
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"errors"
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"strings"
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"time"
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log "maunium.net/go/maulogger/v2"
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"maunium.net/go/mautrix/id"
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"maunium.net/go/mautrix/util/dbutil"
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"go.mau.fi/whatsmeow/types"
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)
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type MessageQuery struct {
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db *Database
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log log.Logger
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}
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func (mq *MessageQuery) New() *Message {
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return &Message{
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db: mq.db,
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log: mq.log,
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}
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}
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const (
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getAllMessagesQuery = `
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SELECT chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid FROM message
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WHERE chat_jid=$1 AND chat_receiver=$2
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`
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getMessageByJIDQuery = `
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SELECT chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid FROM message
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WHERE chat_jid=$1 AND chat_receiver=$2 AND jid=$3
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`
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getMessageByMXIDQuery = `
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SELECT chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid FROM message
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WHERE mxid=$1
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`
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getLastMessageInChatQuery = `
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SELECT chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid FROM message
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WHERE chat_jid=$1 AND chat_receiver=$2 AND timestamp<=$3 AND sent=true ORDER BY timestamp DESC LIMIT 1
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`
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getFirstMessageInChatQuery = `
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SELECT chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid FROM message
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WHERE chat_jid=$1 AND chat_receiver=$2 AND sent=true ORDER BY timestamp ASC LIMIT 1
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`
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getMessagesBetweenQuery = `
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SELECT chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid FROM message
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WHERE chat_jid=$1 AND chat_receiver=$2 AND timestamp>$3 AND timestamp<=$4 AND sent=true AND error='' ORDER BY timestamp ASC
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`
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)
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func (mq *MessageQuery) GetAll(chat PortalKey) (messages []*Message) {
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rows, err := mq.db.Query(getAllMessagesQuery, chat.JID, chat.Receiver)
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if err != nil || rows == nil {
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return nil
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}
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for rows.Next() {
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messages = append(messages, mq.New().Scan(rows))
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}
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return
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}
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func (mq *MessageQuery) GetByJID(chat PortalKey, jid types.MessageID) *Message {
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return mq.maybeScan(mq.db.QueryRow(getMessageByJIDQuery, chat.JID, chat.Receiver, jid))
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}
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func (mq *MessageQuery) GetByMXID(mxid id.EventID) *Message {
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return mq.maybeScan(mq.db.QueryRow(getMessageByMXIDQuery, mxid))
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}
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func (mq *MessageQuery) GetLastInChat(chat PortalKey) *Message {
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return mq.GetLastInChatBefore(chat, time.Now().Add(60*time.Second))
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}
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func (mq *MessageQuery) GetLastInChatBefore(chat PortalKey, maxTimestamp time.Time) *Message {
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msg := mq.maybeScan(mq.db.QueryRow(getLastMessageInChatQuery, chat.JID, chat.Receiver, maxTimestamp.Unix()))
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if msg == nil || msg.Timestamp.IsZero() {
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// Old db, we don't know what the last message is.
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return nil
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}
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return msg
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}
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func (mq *MessageQuery) GetFirstInChat(chat PortalKey) *Message {
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return mq.maybeScan(mq.db.QueryRow(getFirstMessageInChatQuery, chat.JID, chat.Receiver))
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}
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func (mq *MessageQuery) GetMessagesBetween(chat PortalKey, minTimestamp, maxTimestamp time.Time) (messages []*Message) {
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rows, err := mq.db.Query(getMessagesBetweenQuery, chat.JID, chat.Receiver, minTimestamp.Unix(), maxTimestamp.Unix())
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if err != nil || rows == nil {
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return nil
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}
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for rows.Next() {
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messages = append(messages, mq.New().Scan(rows))
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}
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return
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}
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func (mq *MessageQuery) maybeScan(row *sql.Row) *Message {
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if row == nil {
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return nil
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}
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return mq.New().Scan(row)
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}
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type MessageErrorType string
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const (
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MsgNoError MessageErrorType = ""
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MsgErrDecryptionFailed MessageErrorType = "decryption_failed"
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MsgErrMediaNotFound MessageErrorType = "media_not_found"
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)
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type MessageType string
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const (
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MsgUnknown MessageType = ""
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MsgFake MessageType = "fake"
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MsgNormal MessageType = "message"
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MsgReaction MessageType = "reaction"
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)
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type Message struct {
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db *Database
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log log.Logger
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Chat PortalKey
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JID types.MessageID
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MXID id.EventID
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Sender types.JID
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Timestamp time.Time
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Sent bool
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Type MessageType
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Error MessageErrorType
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BroadcastListJID types.JID
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}
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func (msg *Message) IsFakeMXID() bool {
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return strings.HasPrefix(msg.MXID.String(), "net.maunium.whatsapp.fake::")
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}
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func (msg *Message) IsFakeJID() bool {
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return strings.HasPrefix(msg.JID, "FAKE::") || msg.JID == string(msg.MXID)
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}
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func (msg *Message) Scan(row dbutil.Scannable) *Message {
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var ts int64
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err := row.Scan(&msg.Chat.JID, &msg.Chat.Receiver, &msg.JID, &msg.MXID, &msg.Sender, &ts, &msg.Sent, &msg.Type, &msg.Error, &msg.BroadcastListJID)
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if err != nil {
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if !errors.Is(err, sql.ErrNoRows) {
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msg.log.Errorln("Database scan failed:", err)
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}
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return nil
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}
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if ts != 0 {
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msg.Timestamp = time.Unix(ts, 0)
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}
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return msg
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}
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func (msg *Message) Insert(txn *sql.Tx) {
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var sender interface{} = msg.Sender
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// Slightly hacky hack to allow inserting empty senders (used for post-backfill dummy events)
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if msg.Sender.IsEmpty() {
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sender = ""
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}
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query := `
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INSERT INTO message
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(chat_jid, chat_receiver, jid, mxid, sender, timestamp, sent, type, error, broadcast_list_jid)
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VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)
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`
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args := []interface{}{
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msg.Chat.JID, msg.Chat.Receiver, msg.JID, msg.MXID, sender, msg.Timestamp.Unix(), msg.Sent, msg.Type, msg.Error, msg.BroadcastListJID,
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}
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var err error
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if txn != nil {
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_, err = txn.Exec(query, args...)
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} else {
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_, err = msg.db.Exec(query, args...)
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}
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if err != nil {
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msg.log.Warnfln("Failed to insert %s@%s: %v", msg.Chat, msg.JID, err)
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}
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}
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func (msg *Message) MarkSent(ts time.Time) {
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msg.Sent = true
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msg.Timestamp = ts
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_, err := msg.db.Exec("UPDATE message SET sent=true, timestamp=$1 WHERE chat_jid=$2 AND chat_receiver=$3 AND jid=$4", ts.Unix(), msg.Chat.JID, msg.Chat.Receiver, msg.JID)
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if err != nil {
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msg.log.Warnfln("Failed to update %s@%s: %v", msg.Chat, msg.JID, err)
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}
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}
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func (msg *Message) UpdateMXID(txn *sql.Tx, mxid id.EventID, newType MessageType, newError MessageErrorType) {
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msg.MXID = mxid
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msg.Type = newType
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msg.Error = newError
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query := "UPDATE message SET mxid=$1, type=$2, error=$3 WHERE chat_jid=$4 AND chat_receiver=$5 AND jid=$6"
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args := []interface{}{mxid, newType, newError, msg.Chat.JID, msg.Chat.Receiver, msg.JID}
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var err error
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if txn != nil {
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_, err = txn.Exec(query, args...)
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} else {
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_, err = msg.db.Exec(query, args...)
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}
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if err != nil {
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msg.log.Warnfln("Failed to update %s@%s: %v", msg.Chat, msg.JID, err)
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}
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}
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func (msg *Message) Delete() {
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_, err := msg.db.Exec("DELETE FROM message WHERE chat_jid=$1 AND chat_receiver=$2 AND jid=$3", msg.Chat.JID, msg.Chat.Receiver, msg.JID)
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if err != nil {
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msg.log.Warnfln("Failed to delete %s@%s: %v", msg.Chat, msg.JID, err)
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}
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}
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