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portal.go
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portal.go
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// mautrix-signal - A Matrix-signal puppeting bridge.
// Copyright (C) 2023 Scott Weber, 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 (
"context"
"database/sql"
"github.com/google/uuid"
"go.mau.fi/util/dbutil"
"maunium.net/go/mautrix/id"
"go.mau.fi/mautrix-signal/pkg/libsignalgo"
"go.mau.fi/mautrix-signal/pkg/signalmeow/types"
)
const (
portalBaseSelect = `
SELECT chat_id, receiver, mxid, name, topic, avatar_path, avatar_hash, avatar_url,
name_set, avatar_set, topic_set, revision, encrypted, relay_user_id, expiration_time
FROM portal
`
getPortalByMXIDQuery = portalBaseSelect + `WHERE mxid=$1`
getPortalByChatIDQuery = portalBaseSelect + `WHERE chat_id=$1 AND receiver=$2`
getPortalsByReceiver = portalBaseSelect + `WHERE receiver=$1`
getPortalsByUser = portalBaseSelect + `WHERE chat_id=$1`
getAllPortalsWithMXIDQuery = portalBaseSelect + `WHERE mxid IS NOT NULL`
getChatsNotInSpaceQuery = `
SELECT chat_id FROM portal
LEFT JOIN user_portal ON portal.chat_id=user_portal.portal_chat_id AND portal.receiver=user_portal.portal_receiver
WHERE mxid<>'' AND receiver=$1 AND (user_portal.in_space=false OR user_portal.in_space IS NULL)
`
insertPortalQuery = `
INSERT INTO portal (
chat_id, receiver, mxid, name, topic, avatar_path, avatar_hash, avatar_url,
name_set, avatar_set, topic_set, revision, encrypted, relay_user_id, expiration_time
) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15)
`
updatePortalQuery = `
UPDATE portal SET
mxid=$3, name=$4, topic=$5, avatar_path=$6, avatar_hash=$7, avatar_url=$8,
name_set=$9, avatar_set=$10, topic_set=$11, revision=$12, encrypted=$13, relay_user_id=$14, expiration_time=$15
WHERE chat_id=$1 AND receiver=$2
`
deletePortalQuery = `DELETE FROM portal WHERE chat_id=$1 AND receiver=$2`
reIDPortalQuery = `UPDATE portal SET chat_id=$2 WHERE chat_id=$1 AND receiver=$3`
)
type PortalQuery struct {
*dbutil.QueryHelper[*Portal]
}
type PortalKey struct {
ChatID string
Receiver uuid.UUID
}
func (pk *PortalKey) UserID() libsignalgo.ServiceID {
parsed, _ := libsignalgo.ServiceIDFromString(pk.ChatID)
return parsed
}
func (pk *PortalKey) GroupID() types.GroupIdentifier {
if len(pk.ChatID) == 44 {
return types.GroupIdentifier(pk.ChatID)
}
return ""
}
func NewPortalKey(chatID string, receiver uuid.UUID) PortalKey {
return PortalKey{
ChatID: chatID,
Receiver: receiver,
}
}
type Portal struct {
qh *dbutil.QueryHelper[*Portal]
PortalKey
MXID id.RoomID
Name string
Topic string
AvatarPath string
AvatarHash string
AvatarURL id.ContentURI
NameSet bool
AvatarSet bool
TopicSet bool
Revision uint32
Encrypted bool
RelayUserID id.UserID
ExpirationTime uint32
}
func newPortal(qh *dbutil.QueryHelper[*Portal]) *Portal {
return &Portal{qh: qh}
}
func (pq *PortalQuery) GetByMXID(ctx context.Context, mxid id.RoomID) (*Portal, error) {
return pq.QueryOne(ctx, getPortalByMXIDQuery, mxid)
}
func (pq *PortalQuery) GetByChatID(ctx context.Context, pk PortalKey) (*Portal, error) {
return pq.QueryOne(ctx, getPortalByChatIDQuery, pk.ChatID, pk.Receiver)
}
func (pq *PortalQuery) FindPrivateChatsWith(ctx context.Context, userID uuid.UUID) ([]*Portal, error) {
return pq.QueryMany(ctx, getPortalsByUser, userID.String())
}
func (pq *PortalQuery) FindPrivateChatsOf(ctx context.Context, receiver uuid.UUID) ([]*Portal, error) {
return pq.QueryMany(ctx, getPortalsByReceiver, receiver)
}
func (pq *PortalQuery) GetAllWithMXID(ctx context.Context) ([]*Portal, error) {
return pq.QueryMany(ctx, getAllPortalsWithMXIDQuery)
}
func (pq *PortalQuery) FindPrivateChatsNotInSpace(ctx context.Context, receiver uuid.UUID) ([]PortalKey, error) {
rows, err := pq.GetDB().Query(ctx, getChatsNotInSpaceQuery, receiver)
if err != nil {
return nil, err
}
return dbutil.NewRowIter(rows, func(rows dbutil.Scannable) (key PortalKey, err error) {
err = rows.Scan(&key.ChatID)
key.Receiver = receiver
return
}).AsList()
}
func (p *Portal) Scan(row dbutil.Scannable) (*Portal, error) {
var mxid sql.NullString
err := row.Scan(
&p.ChatID,
&p.Receiver,
&mxid,
&p.Name,
&p.Topic,
&p.AvatarPath,
&p.AvatarHash,
&p.AvatarURL,
&p.NameSet,
&p.AvatarSet,
&p.TopicSet,
&p.Revision,
&p.Encrypted,
&p.RelayUserID,
&p.ExpirationTime,
)
if err != nil {
return nil, err
}
p.MXID = id.RoomID(mxid.String)
return p, nil
}
func (p *Portal) sqlVariables() []any {
return []any{
p.ChatID,
p.Receiver,
dbutil.StrPtr(p.MXID),
p.Name,
p.Topic,
p.AvatarPath,
p.AvatarHash,
&p.AvatarURL,
p.NameSet,
p.AvatarSet,
p.TopicSet,
p.Revision,
p.Encrypted,
p.RelayUserID,
p.ExpirationTime,
}
}
func (p *Portal) Insert(ctx context.Context) error {
return p.qh.Exec(ctx, insertPortalQuery, p.sqlVariables()...)
}
func (p *Portal) Update(ctx context.Context) error {
return p.qh.Exec(ctx, updatePortalQuery, p.sqlVariables()...)
}
func (p *Portal) Delete(ctx context.Context) error {
return p.qh.Exec(ctx, deletePortalQuery, p.ChatID, p.Receiver)
}
func (p *Portal) ReID(ctx context.Context, newID string) error {
return p.qh.Exec(ctx, reIDPortalQuery, p.ChatID, newID, p.Receiver)
}