111 lines
3.8 KiB
Go
111 lines
3.8 KiB
Go
package rpc
|
||
|
||
import (
|
||
"context"
|
||
"github.com/gotd/td/tg"
|
||
"telesrv/internal/domain"
|
||
)
|
||
|
||
// maxHistoryTTLPeriod 限制自毁倒计时上界（366 天）。无上界时客户端可传接近
|
||
// int32 上限的 period，使发送路径 expires_at = date + ttl_period 经 int32 截断
|
||
// 回绕为负值，被到期扫描的 expires_at>0 过滤掉，导致 TTL 静默失效（消息以为
|
||
// 会自毁实则永久留存）。
|
||
const maxHistoryTTLPeriod = 366 * 24 * 3600
|
||
|
||
func (r *Router) onMessagesGetDefaultHistoryTTL(ctx context.Context) (*tg.DefaultHistoryTTL, error) {
|
||
userID, _, err := r.currentUserID(ctx)
|
||
if err != nil {
|
||
return nil, internalErr()
|
||
}
|
||
period := 0
|
||
if ttlSvc, ok := r.deps.Messages.(historyTTLMessagesService); r.deps.Messages != nil && ok {
|
||
period, err = ttlSvc.DefaultHistoryTTL(ctx, userID)
|
||
if err != nil {
|
||
return nil, internalErr()
|
||
}
|
||
}
|
||
return &tg.DefaultHistoryTTL{Period: period}, nil
|
||
}
|
||
|
||
func (r *Router) onMessagesSetDefaultHistoryTTL(ctx context.Context, period int) (bool, error) {
|
||
userID, _, err := r.currentUserID(ctx)
|
||
if err != nil {
|
||
return false, internalErr()
|
||
}
|
||
if period < 0 || period > maxHistoryTTLPeriod {
|
||
return false, ttlPeriodInvalidErr()
|
||
}
|
||
if ttlSvc, ok := r.deps.Messages.(historyTTLMessagesService); r.deps.Messages != nil && ok {
|
||
if err := ttlSvc.SetDefaultHistoryTTL(ctx, userID, period); err != nil {
|
||
return false, internalErr()
|
||
}
|
||
}
|
||
return true, nil
|
||
}
|
||
|
||
func (r *Router) onMessagesSetHistoryTTL(ctx context.Context, req *tg.MessagesSetHistoryTTLRequest) (tg.UpdatesClass, error) {
|
||
userID, _, err := r.currentUserID(ctx)
|
||
if err != nil {
|
||
return nil, internalErr()
|
||
}
|
||
if req.Period < 0 || req.Period > maxHistoryTTLPeriod {
|
||
return nil, ttlPeriodInvalidErr()
|
||
}
|
||
peer, err := r.checkedDomainPeerFromInputPeer(ctx, userID, req.Peer)
|
||
if err != nil {
|
||
return nil, err
|
||
}
|
||
switch peer.Type {
|
||
case domain.PeerTypeUser:
|
||
if ttlSvc, ok := r.deps.Messages.(historyTTLMessagesService); r.deps.Messages != nil && ok {
|
||
if err := ttlSvc.SetPrivateHistoryTTL(ctx, userID, peer, req.Period); err != nil {
|
||
return nil, internalErr()
|
||
}
|
||
}
|
||
case domain.PeerTypeChannel:
|
||
ttlSvc, ok := r.deps.Channels.(channelHistoryTTLService)
|
||
if r.deps.Channels == nil || !ok {
|
||
return nil, channelInvalidErr(domain.ErrChannelInvalid)
|
||
}
|
||
channel, recipients, err := ttlSvc.SetHistoryTTL(ctx, userID, peer.ID, req.Period, int(r.clock.Now().Unix()))
|
||
if err != nil {
|
||
return nil, channelInvalidErr(err)
|
||
}
|
||
date := int(r.clock.Now().Unix())
|
||
out := r.peerHistoryTTLUpdates(ctx, userID, peer, req.Peer, req.Period, date)
|
||
r.pushChannelUpdates(ctx, userID, channel.ID, recipients, func(viewerUserID int64) *tg.Updates {
|
||
return r.peerHistoryTTLUpdates(ctx, viewerUserID, peer, req.Peer, req.Period, date)
|
||
})
|
||
return out, nil
|
||
default:
|
||
return nil, peerIDInvalidErr()
|
||
}
|
||
date := int(r.clock.Now().Unix())
|
||
out := r.peerHistoryTTLUpdates(ctx, userID, peer, req.Peer, req.Period, date)
|
||
r.pushUserUpdates(ctx, userID, out)
|
||
if peer.Type == domain.PeerTypeUser && peer.ID != userID {
|
||
otherPeer := domain.Peer{Type: domain.PeerTypeUser, ID: userID}
|
||
r.pushUserUpdates(ctx, peer.ID, r.peerHistoryTTLUpdates(ctx, peer.ID, otherPeer, nil, req.Period, date))
|
||
}
|
||
return out, nil
|
||
}
|
||
|
||
func (r *Router) peerHistoryTTLUpdates(ctx context.Context, viewerUserID int64, peer domain.Peer, inputPeer tg.InputPeerClass, period int, date int) *tg.Updates {
|
||
update := &tg.UpdatePeerHistoryTTL{Peer: tgPeer(peer)}
|
||
if period > 0 {
|
||
update.SetTTLPeriod(period)
|
||
}
|
||
chats := []tg.ChatClass{}
|
||
if inputPeer != nil {
|
||
chats = r.chatsForInputPeer(ctx, viewerUserID, inputPeer)
|
||
} else if peer.Type == domain.PeerTypeChannel {
|
||
chats = r.chatsForMessageUpdate(ctx, viewerUserID, domain.Message{Peer: peer})
|
||
}
|
||
return &tg.Updates{
|
||
Updates: []tg.UpdateClass{update},
|
||
Users: []tg.UserClass{},
|
||
Chats: chats,
|
||
Date: date,
|
||
Seq: 0,
|
||
}
|
||
}
|