763 lines
23 KiB
Go
763 lines
23 KiB
Go
package rpc
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import (
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"context"
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"errors"
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"strings"
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"unicode/utf8"
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"github.com/iamxvbaba/td/tg"
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"telesrv/internal/domain"
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)
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func (r *Router) onMessagesSendMessage(ctx context.Context, req *tg.MessagesSendMessageRequest) (tg.UpdatesClass, error) {
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start := r.clock.Now()
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var duplicate bool
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var sendErr error
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defer func() {
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r.metrics().MessageSend(r.clock.Now().Sub(start), duplicate, sendErr)
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}()
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if utf8.RuneCountInString(req.Message) > maxSendMessageTextLength {
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sendErr = messageTooLongErr()
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return nil, sendErr
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}
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if len(req.Entities) > maxMessageEntityCount {
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sendErr = entitiesTooLongErr()
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return nil, sendErr
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}
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if req.RandomID == 0 {
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sendErr = randomIDEmptyErr()
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return nil, sendErr
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}
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if req.QuickReplyShortcut != nil {
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updates, err := r.onMessagesSaveQuickReplyText(ctx, req)
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if err != nil {
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sendErr = err
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return nil, err
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}
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return updates, nil
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}
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if req.ScheduleRepeatPeriod != 0 {
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sendErr = scheduleDateInvalidErr()
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return nil, sendErr
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}
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if err := sendMessageUnsupportedOptionErr(req); err != nil {
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sendErr = err
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return nil, sendErr
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}
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userID, _, err := r.currentUserID(ctx)
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if err != nil {
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sendErr = internalErr()
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return nil, sendErr
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}
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if userID == 0 {
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sendErr = peerIDInvalidErr()
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return nil, sendErr
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}
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peer, ok := r.domainPeerFromInputPeer(userID, req.Peer)
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if !ok || peer.ID == 0 {
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sendErr = peerIDInvalidErr()
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return nil, sendErr
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}
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idempotencyFingerprint, err := sendMessageIdempotencyFingerprint(req)
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if err != nil {
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sendErr = internalErr()
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return nil, sendErr
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}
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// 自动实体必须在普通/频道/monoforum 分流前完成，保证所有文本写路径持久化同一份
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// 服务端补全结果。指纹仍基于原始请求，派生实体不改变 random_id 幂等语义。
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entities := req.Entities
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if req.RichMessage == nil {
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entities = r.augmentAutoEntities(req.Message, entities)
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}
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suggestedInput, hasSuggestedPost := req.GetSuggestedPost()
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// monoforum 普通用户发送不带 reply_to，saved_peer 必须由服务端推导为自己；管理员回复才必须
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// 显式携带 monoforum_peer_id。仅凭 reply_to 判路由会把用户请求误送进普通 megagroup 路径。
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var mono domain.Channel
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var monoforum, monoforumAdmin bool
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if peer.Type == domain.PeerTypeChannel && r.deps.Channels != nil {
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mono, monoforumAdmin, err = r.deps.Channels.ResolveMonoforumSend(ctx, userID, peer.ID)
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switch {
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case err == nil:
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monoforum = true
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case !errors.Is(err, domain.ErrChannelInvalid):
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sendErr = internalErr()
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return nil, sendErr
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}
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}
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if hasSuggestedPost && !monoforum {
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sendErr = suggestedPostPeerInvalidErr()
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return nil, sendErr
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}
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if monoforum {
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suggestedPost, suggestedErr := domainSuggestedPost(suggestedInput, hasSuggestedPost)
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if suggestedErr != nil {
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sendErr = suggestedErr
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return nil, sendErr
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}
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savedPeer, err := r.monoforumSavedPeerForSender(userID, monoforumAdmin, req.ReplyTo)
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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replyTo, err := r.monoforumMessageReplyFromInput(ctx, userID, peer, req.ReplyTo)
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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replay, err := r.lookupChannelSendReplay(ctx, userID, peer.ID, savedPeer, req.RandomID, idempotencyFingerprint)
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if err != nil {
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sendErr = err
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return nil, err
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}
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if replay.found {
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duplicate = true
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if req.ClearDraft {
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r.clearDraftAfterSend(ctx, userID, peer, replyTo)
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}
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return r.monoforumSendUpdates(ctx, userID, replay.channel.Channel, savedPeer, replay.channel), nil
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}
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if err := r.checkSendRateLimit(ctx, userID, 1); err != nil {
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sendErr = err
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return nil, sendErr
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}
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checkedPeer, err := r.checkedDomainPeerFromInputPeer(ctx, userID, req.Peer)
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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updates, err := r.sendMonoforumMessage(ctx, userID, checkedPeer, mono, monoforumAdmin, domain.SendMonoforumMessageRequest{
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SavedPeer: savedPeer,
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RandomID: req.RandomID,
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IdempotencyFingerprint: idempotencyFingerprint,
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IdempotencyPreflighted: replay.checked,
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Message: req.Message,
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Entities: domainMessageEntities(entities),
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ReplyTo: replyTo,
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Silent: req.Silent,
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NoForwards: req.Noforwards,
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SuggestedPost: suggestedPost,
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AllowPaidStars: req.AllowPaidStars,
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ClearDraft: req.ClearDraft,
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})
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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return updates, nil
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}
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replay, err := r.lookupOutgoingReplay(ctx, userID, peer, req.RandomID, idempotencyFingerprint)
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if err != nil {
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sendErr = err
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return nil, err
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}
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if replay.found {
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duplicate = true
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return r.outgoingReplayUpdates(ctx, userID, peer, req.RandomID, replay), nil
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}
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// Mutable catalog state, rate accounting and access checks are intentionally after exact
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// replay lookup: a committed send remains acknowledgeable after those states change.
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if r.messageEffectInvalid(ctx, req.Effect) {
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sendErr = effectIDInvalidErr()
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return nil, sendErr
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}
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if err := r.checkSendRateLimit(ctx, userID, 1); err != nil {
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sendErr = err
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return nil, sendErr
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}
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peer, err = r.checkedDomainPeerFromInputPeer(ctx, userID, req.Peer)
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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// reply_markup：bot 可发送 inline keyboard 与普通 reply keyboard/hide/force；
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// 非 bot 静默丢弃。仅请求携带 markup 时查询 is_bot。
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// 仅在请求携带 markup 时才查 is_bot，避免普通发送多打一次查询。
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var replyMarkup *domain.MessageReplyMarkup
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if req.ReplyMarkup != nil {
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replyMarkup, err = domainOutgoingReplyMarkupForSender(req.ReplyMarkup, r.userIsBot(ctx, userID))
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if err != nil {
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sendErr = replyMarkupErr(err)
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return nil, sendErr
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}
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if err := r.validateReplyMarkupForPeer(ctx, userID, peer, replyMarkup); err != nil {
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sendErr = err
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return nil, sendErr
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}
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}
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// rich_message（Layer 228 富文本）：blocks、HTML、Markdown 均在边界归一为
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// PageBlock + 内嵌媒体快照；普通消息恒 nil。
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var richMessage *domain.MessageRichMessage
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if req.RichMessage != nil {
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richMessage, err = r.domainRichMessageFromInput(ctx, req.RichMessage)
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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}
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if req.Message != "" && richMessage != nil {
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sendErr = mediaInvalidErr()
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return nil, sendErr
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}
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if req.Message == "" && richMessage == nil {
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sendErr = messageEmptyErr()
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return nil, sendErr
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}
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// 链接预览：纯文本消息（私聊或频道）含可预览 URL 且未抑制时，挂 pending 占位，异步解析回填。
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// 富文本消息有独立媒体语义，不叠加。
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var previewMedia *domain.MessageMedia
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if richMessage == nil {
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previewMedia = r.webPageMediaFromText(ctx, req.Message, entities, req.NoWebpage, req.InvertMedia)
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}
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if req.ScheduleDate != 0 && !scheduleDateIsImmediate(req.ScheduleDate, int(r.clock.Now().Unix())) {
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updates, err := r.scheduleOutgoing(ctx, userID, peer, outgoingSend{
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randomID: req.RandomID,
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idempotencyFingerprint: idempotencyFingerprint,
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idempotencyPreflighted: replay.checked,
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message: req.Message,
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entities: entities,
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media: previewMedia,
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silent: req.Silent,
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noforwards: req.Noforwards,
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replyToInput: req.ReplyTo,
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sendAsInput: req.SendAs,
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clearDraft: req.ClearDraft,
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richMessage: richMessage,
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allowPaidStars: req.AllowPaidStars,
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}, req.ScheduleDate, req.ScheduleRepeatPeriod)
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if err != nil {
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sendErr = err
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return nil, err
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}
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return updates, nil
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}
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updates, dup, err := r.sendOutgoing(ctx, userID, peer, outgoingSend{
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randomID: req.RandomID,
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idempotencyFingerprint: idempotencyFingerprint,
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idempotencyPreflighted: replay.checked,
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message: req.Message,
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entities: entities,
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media: previewMedia,
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silent: req.Silent,
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noforwards: req.Noforwards,
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replyToInput: req.ReplyTo,
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sendAsInput: req.SendAs,
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clearDraft: req.ClearDraft,
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replyMarkup: replyMarkup,
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richMessage: richMessage,
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effect: req.Effect,
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allowPaidStars: req.AllowPaidStars,
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})
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duplicate = dup
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if err != nil {
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sendErr = err
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return nil, sendErr
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}
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return updates, nil
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}
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func messageSendErr(err error) error {
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var paymentRequired *domain.StarsPaymentRequiredError
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switch {
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case errors.As(err, &paymentRequired) && paymentRequired.Stars > 0:
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return allowPaymentRequiredErr(paymentRequired.Stars)
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case errors.Is(err, domain.ErrStarsInsufficient):
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return balanceTooLowErr()
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case errors.Is(err, domain.ErrUserFrozen):
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return frozenMethodInvalidErr()
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case errors.Is(err, domain.ErrReplyMessageIDInvalid):
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return replyMessageIDInvalidErr()
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case errors.Is(err, domain.ErrMessageRandomIDDuplicate):
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return randomIDDuplicateErr()
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case errors.Is(err, domain.ErrMessageEmpty):
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return messageEmptyErr()
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default:
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return internalErr()
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}
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}
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func (r *Router) peerBlocksUser(ctx context.Context, userID, peerUserID int64) (bool, error) {
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if userID == 0 || peerUserID == 0 || userID == peerUserID || r.deps.Contacts == nil {
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return false, nil
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}
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blocked, err := r.deps.Contacts.IsBlocked(ctx, peerUserID, userID)
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if err != nil {
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return false, internalErr()
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}
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return blocked, nil
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}
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func (r *Router) messageReplyFromInput(ctx context.Context, userID int64, peer domain.Peer, input tg.InputReplyToClass) (*domain.MessageReply, error) {
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if input == nil {
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return nil, nil
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}
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reply, ok := input.(*tg.InputReplyToMessage)
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if !ok {
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switch st := input.(type) {
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case *tg.InputReplyToStory:
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// story 回复（评论）：客户端发一条带 reply_to=inputReplyToStory 的私聊消息。
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// 只支持回复会话对端（story 作者）的 story，投影为 messageReplyStoryHeader。
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if st.StoryID <= 0 || st.StoryID > domain.MaxStoryID {
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return nil, storyIDInvalidErr()
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}
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storyOwner, err := r.checkedDomainPeerFromInputPeer(ctx, userID, st.Peer)
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if err != nil {
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return nil, err
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}
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if storyOwner != peer {
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return nil, storyIDInvalidErr()
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}
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return &domain.MessageReply{Peer: storyOwner, StoryID: st.StoryID}, nil
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case *tg.InputReplyToMonoForum:
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return nil, replyToMonoforumPeerInvalidErr()
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default:
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return nil, inputConstructorInvalidErr()
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}
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}
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if reply.Zero() {
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return nil, nil
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}
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if _, ok := reply.GetMonoforumPeerID(); ok {
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return nil, replyToMonoforumPeerInvalidErr()
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}
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if _, ok := reply.GetTodoItemID(); ok {
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return nil, replyMessageIDInvalidErr()
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}
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if _, ok := reply.GetPollOption(); ok {
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return nil, pollOptionInvalidErr()
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}
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replyPeer := peer
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if inputPeer, ok := reply.GetReplyToPeerID(); ok {
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parsed, err := r.checkedDomainPeerFromInputPeer(ctx, userID, inputPeer)
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if err != nil || parsed != peer {
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return nil, replyMessageIDInvalidErr()
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}
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replyPeer = parsed
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}
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topMsgID, ok := reply.GetTopMsgID()
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if ok && (topMsgID < 0 || topMsgID > domain.MaxMessageBoxID) {
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return nil, replyMessageIDInvalidErr()
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}
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if reply.ReplyToMsgID < 0 || reply.ReplyToMsgID > domain.MaxMessageBoxID {
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return nil, replyMessageIDInvalidErr()
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}
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if reply.ReplyToMsgID == 0 && topMsgID == 0 {
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return nil, replyMessageIDInvalidErr()
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}
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quoteText, _ := reply.GetQuoteText()
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if utf8.RuneCountInString(quoteText) > maxReplyQuoteLength {
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return nil, limitInvalidErr()
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}
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quoteEntities, _ := reply.GetQuoteEntities()
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if len(quoteEntities) > maxMessageEntityCount {
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return nil, limitInvalidErr()
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}
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quoteOffset, ok := reply.GetQuoteOffset()
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if ok && (quoteOffset < 0 || quoteOffset > domain.MaxMessageReplyQuoteOffset) {
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return nil, replyMessageIDInvalidErr()
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}
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return &domain.MessageReply{
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MessageID: reply.ReplyToMsgID,
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Peer: replyPeer,
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TopMessageID: topMsgID,
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QuoteText: quoteText,
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QuoteEntities: domainMessageEntities(quoteEntities),
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QuoteOffset: quoteOffset,
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}, nil
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}
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func sendMessageUnsupportedOptionErr(req *tg.MessagesSendMessageRequest) error {
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switch {
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// reply_markup 不再一律拒绝：bot inline keyboard 在 sendOutgoing 前单独解析+校验
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// （非 bot 静默丢弃，I1）。
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case req.QuickReplyShortcut != nil:
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return shortcutInvalidErr()
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// req.Effect 不再一律拒绝：消息特效已实现，合法性在 messageEffectInvalid 单独校验。
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case req.AllowPaidStars < 0:
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return starsAmountInvalidErr()
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case req.AllowPaidFloodskip:
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return paymentUnsupportedErr()
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default:
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return nil
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}
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}
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// messageEffectInvalid 校验消息特效 id：0（无特效）恒合法；非零必须命中 getAvailableEffects
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// 目录（客户端只会从该目录选取 id），否则视为非法 → EFFECT_ID_INVALID。effects 目录常驻
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// 内存（seed 时构建），校验为内存线性扫描，不查库；effect==0 的常规发送零额外成本。
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func (r *Router) messageEffectInvalid(ctx context.Context, effect int64) bool {
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if effect == 0 {
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return false
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}
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if r.deps.Files == nil {
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return true
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}
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effects, _, err := r.deps.Files.AvailableEffects(ctx)
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if err != nil {
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return true
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}
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for _, e := range effects {
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if e.ID == effect {
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return false
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}
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}
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return true
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}
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func (r *Router) mentionedUserIDsFromMessage(ctx context.Context, currentUserID int64, message string, entities []tg.MessageEntityClass) ([]int64, error) {
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if r.deps.Users == nil {
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return nil, nil
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}
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identity, _ := r.deps.Users.(UserIdentityService)
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seen := make(map[int64]struct{})
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out := make([]int64, 0)
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add := func(id int64) {
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if id == 0 {
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return
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}
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if _, ok := seen[id]; ok {
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return
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}
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seen[id] = struct{}{}
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out = append(out, id)
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}
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for _, entity := range entities {
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input, ok := entity.(*tg.InputMessageEntityMentionName)
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if !ok || input.UserID == nil {
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continue
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}
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user, found, err := r.userFromInput(ctx, currentUserID, input.UserID)
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if err != nil {
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return nil, internalErr()
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}
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if found {
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add(user.ID)
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}
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if len(out) >= domain.MaxChannelMentionRecipients {
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return out, nil
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}
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}
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if identity != nil {
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for _, username := range extractMentionUsernames(message, domain.MaxChannelMentionRecipients-len(out)) {
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user, found, err := identity.ResolveUsername(ctx, currentUserID, username)
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if err != nil {
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return nil, internalErr()
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}
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if found {
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add(user.ID)
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}
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if len(out) >= domain.MaxChannelMentionRecipients {
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return out, nil
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}
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}
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}
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return out, nil
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}
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func extractMentionUsernames(message string, limit int) []string {
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if limit <= 0 || message == "" {
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return nil
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}
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seen := make(map[string]struct{})
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out := make([]string, 0)
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for i := 0; i < len(message); i++ {
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if message[i] != '@' {
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continue
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}
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if i > 0 && isUsernameByte(message[i-1]) {
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continue
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}
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j := i + 1
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for j < len(message) && isUsernameByte(message[j]) {
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j++
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}
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if j == i+1 {
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continue
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}
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username := strings.ToLower(message[i+1 : j])
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if _, ok := seen[username]; ok {
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continue
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}
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seen[username] = struct{}{}
|
||
out = append(out, username)
|
||
if len(out) == limit {
|
||
return out
|
||
}
|
||
i = j - 1
|
||
}
|
||
return out
|
||
}
|
||
|
||
func isUsernameByte(b byte) bool {
|
||
return (b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || (b >= '0' && b <= '9') || b == '_'
|
||
}
|
||
|
||
func tgPrivateMessageUpdates(event domain.UpdateEvent, msg domain.Message, randomID int64, includeMessageID bool, users []tg.UserClass, chats []tg.ChatClass) *tg.Updates {
|
||
updates := make([]tg.UpdateClass, 0, 2)
|
||
if includeMessageID {
|
||
updates = append(updates, &tg.UpdateMessageID{ID: msg.ID, RandomID: randomID})
|
||
}
|
||
item := tgMessage(msg)
|
||
if item == nil {
|
||
item = &tg.MessageEmpty{ID: msg.ID}
|
||
}
|
||
updates = append(updates, &tg.UpdateNewMessage{
|
||
Message: item,
|
||
Pts: event.Pts,
|
||
PtsCount: event.PtsCount,
|
||
})
|
||
date := event.Date
|
||
if date == 0 {
|
||
date = msg.Date
|
||
}
|
||
return &tg.Updates{
|
||
Updates: updates,
|
||
Users: users,
|
||
Chats: chats,
|
||
Date: date,
|
||
Seq: 0, // 私聊不维护账号级 seq，恒 0（客户端仅靠 pts 同步）
|
||
}
|
||
}
|
||
|
||
// tgPrivateSendResultUpdates returns a complete send acknowledgement for exact
|
||
// random_id replays. DrKLO requires UpdateNewMessage in an Updates response to
|
||
// transition its local pending message to SENT. Visible edited messages use the
|
||
// current snapshot; deleted messages use the immutable first snapshot followed
|
||
// by the already-durable delete event, so the acknowledgement cannot become a
|
||
// permanent resurrection. No replay allocates pts or emits fan-out.
|
||
func tgPrivateSendResultUpdates(res domain.SendPrivateTextResult, randomID int64, includeMessageIDForNew bool, users []tg.UserClass, chats []tg.ChatClass) *tg.Updates {
|
||
if !res.Duplicate {
|
||
return tgPrivateMessageUpdates(res.SenderEvent, res.SenderMessage, randomID, includeMessageIDForNew, users, chats)
|
||
}
|
||
if randomID == 0 {
|
||
randomID = res.SenderMessage.RandomID
|
||
}
|
||
out := tgPrivateMessageUpdates(res.SenderEvent, res.SenderMessage, randomID, randomID != 0, users, chats)
|
||
if event := res.ReplayDeleteEvent; event != nil && event.Pts > 0 && len(event.MessageIDs) > 0 {
|
||
out.Updates = append(out.Updates, &tg.UpdateDeleteMessages{
|
||
Messages: append([]int(nil), event.MessageIDs...),
|
||
Pts: event.Pts,
|
||
PtsCount: event.PtsCount,
|
||
})
|
||
if event.Date > out.Date {
|
||
out.Date = event.Date
|
||
}
|
||
}
|
||
return out
|
||
}
|
||
|
||
func (r *Router) usersForMessageUpdate(ctx context.Context, ownerUserID int64, msg domain.Message) []tg.UserClass {
|
||
seen := make(map[int64]struct{}, 2)
|
||
users := make([]tg.UserClass, 0, 2)
|
||
add := func(id int64) {
|
||
if id == 0 {
|
||
return
|
||
}
|
||
if _, ok := seen[id]; ok {
|
||
return
|
||
}
|
||
seen[id] = struct{}{}
|
||
switch {
|
||
case isSystemUserID(id):
|
||
if u, ok := domain.SystemUserByID(id); ok {
|
||
users = append(users, r.tgUser(u))
|
||
}
|
||
case id == ownerUserID:
|
||
if r.deps.Users == nil {
|
||
return
|
||
}
|
||
u, err := r.deps.Users.Self(ctx, ownerUserID)
|
||
if err == nil && u.ID != 0 {
|
||
users = append(users, r.tgSelfUser(u))
|
||
}
|
||
default:
|
||
if r.deps.Users == nil {
|
||
return
|
||
}
|
||
u, found, err := r.deps.Users.ByID(ctx, ownerUserID, id)
|
||
if err == nil && found {
|
||
users = append(users, r.tgUser(u))
|
||
}
|
||
}
|
||
}
|
||
if msg.From.Type == domain.PeerTypeUser {
|
||
add(msg.From.ID)
|
||
}
|
||
if msg.Peer.Type == domain.PeerTypeUser {
|
||
add(msg.Peer.ID)
|
||
}
|
||
if msg.Forward != nil && msg.Forward.From.Type == domain.PeerTypeUser {
|
||
add(msg.Forward.From.ID)
|
||
}
|
||
add(msg.ViaBotID)
|
||
if msg.ReplyTo != nil && msg.ReplyTo.Peer.Type == domain.PeerTypeUser {
|
||
add(msg.ReplyTo.Peer.ID)
|
||
}
|
||
if msg.Media != nil && msg.Media.Contact != nil {
|
||
add(msg.Media.Contact.UserID)
|
||
}
|
||
// A non-min User replaces the cached peer on iOS. Keep the complete
|
||
// username vector on synchronous message echoes instead of letting this
|
||
// response regress a previously hydrated profile to the legacy scalar.
|
||
r.applyUsernamesToPeerObjects(ctx, users, nil)
|
||
return users
|
||
}
|
||
|
||
func (r *Router) usersForMessageUpdates(ctx context.Context, ownerUserID int64, messages []domain.Message) []tg.UserClass {
|
||
seen := make(map[int64]struct{}, len(messages)*2)
|
||
ids := make([]int64, 0, len(messages)*2)
|
||
addID := func(id int64) {
|
||
if id == 0 {
|
||
return
|
||
}
|
||
if _, ok := seen[id]; ok {
|
||
return
|
||
}
|
||
seen[id] = struct{}{}
|
||
ids = append(ids, id)
|
||
}
|
||
for _, msg := range messages {
|
||
if msg.From.Type == domain.PeerTypeUser {
|
||
addID(msg.From.ID)
|
||
}
|
||
if msg.Peer.Type == domain.PeerTypeUser {
|
||
addID(msg.Peer.ID)
|
||
}
|
||
if msg.Forward != nil && msg.Forward.From.Type == domain.PeerTypeUser {
|
||
addID(msg.Forward.From.ID)
|
||
}
|
||
addID(msg.ViaBotID)
|
||
if msg.ReplyTo != nil && msg.ReplyTo.Peer.Type == domain.PeerTypeUser {
|
||
addID(msg.ReplyTo.Peer.ID)
|
||
}
|
||
if msg.Media != nil && msg.Media.Contact != nil {
|
||
addID(msg.Media.Contact.UserID)
|
||
}
|
||
}
|
||
if len(ids) == 0 {
|
||
return nil
|
||
}
|
||
loaded := make(map[int64]domain.User, len(ids))
|
||
if r.deps.Users != nil {
|
||
if users, err := r.deps.Users.ByIDs(ctx, ownerUserID, ids); err == nil {
|
||
for _, user := range users {
|
||
loaded[user.ID] = user
|
||
}
|
||
}
|
||
}
|
||
users := make([]tg.UserClass, 0, len(ids))
|
||
for _, id := range ids {
|
||
switch {
|
||
case isSystemUserID(id):
|
||
if u, ok := domain.SystemUserByID(id); ok {
|
||
users = append(users, r.tgUser(u))
|
||
}
|
||
case id == ownerUserID:
|
||
if user, ok := loaded[id]; ok {
|
||
users = append(users, r.tgSelfUser(user))
|
||
}
|
||
default:
|
||
if user, ok := loaded[id]; ok {
|
||
users = append(users, r.tgUser(user))
|
||
}
|
||
}
|
||
}
|
||
r.applyUsernamesToPeerObjects(ctx, users, nil)
|
||
return users
|
||
}
|
||
|
||
func (r *Router) chatsForMessageUpdate(ctx context.Context, ownerUserID int64, msg domain.Message) []tg.ChatClass {
|
||
return r.chatsForMessageUpdates(ctx, ownerUserID, []domain.Message{msg})
|
||
}
|
||
|
||
func appendMessageChannelIDs(ids []int64, seen map[int64]struct{}, msg domain.Message) []int64 {
|
||
add := func(id int64) {
|
||
if id == 0 {
|
||
return
|
||
}
|
||
if _, ok := seen[id]; ok {
|
||
return
|
||
}
|
||
seen[id] = struct{}{}
|
||
ids = append(ids, id)
|
||
}
|
||
if msg.From.Type == domain.PeerTypeChannel {
|
||
add(msg.From.ID)
|
||
}
|
||
if msg.Peer.Type == domain.PeerTypeChannel {
|
||
add(msg.Peer.ID)
|
||
}
|
||
if msg.Forward != nil && msg.Forward.From.Type == domain.PeerTypeChannel {
|
||
add(msg.Forward.From.ID)
|
||
}
|
||
if msg.ReplyTo != nil && msg.ReplyTo.Peer.Type == domain.PeerTypeChannel {
|
||
add(msg.ReplyTo.Peer.ID)
|
||
}
|
||
return ids
|
||
}
|
||
|
||
func (r *Router) chatsForMessageUpdates(ctx context.Context, ownerUserID int64, messages []domain.Message) []tg.ChatClass {
|
||
if r.deps.Channels == nil || len(messages) == 0 {
|
||
return nil
|
||
}
|
||
seen := make(map[int64]struct{}, len(messages)*2)
|
||
ids := make([]int64, 0, len(messages))
|
||
for _, msg := range messages {
|
||
ids = appendMessageChannelIDs(ids, seen, msg)
|
||
}
|
||
if len(ids) == 0 {
|
||
return nil
|
||
}
|
||
views, err := r.deps.Channels.GetChannels(ctx, ownerUserID, ids)
|
||
if err != nil {
|
||
return nil
|
||
}
|
||
byID := make(map[int64]domain.ChannelView, len(views))
|
||
for _, view := range views {
|
||
if view.Channel.ID != 0 {
|
||
byID[view.Channel.ID] = view
|
||
}
|
||
}
|
||
chats := make([]tg.ChatClass, 0, len(ids))
|
||
for _, id := range ids {
|
||
if view, ok := byID[id]; ok {
|
||
chats = append(chats, tgChannelChatForView(ownerUserID, view))
|
||
}
|
||
}
|
||
return chats
|
||
}
|
||
|
||
// mentionUserIDsFromDomain 从 domain 实体与文本解析 @ 目标（转发/重放路径，
|
||
// mentionName 实体已携带解析好的 user_id）。
|
||
func (r *Router) mentionUserIDsFromDomain(ctx context.Context, currentUserID int64, message string, entities []domain.MessageEntity) []int64 {
|
||
seen := make(map[int64]struct{})
|
||
out := make([]int64, 0)
|
||
add := func(id int64) {
|
||
if id == 0 || len(out) >= domain.MaxChannelMentionRecipients {
|
||
return
|
||
}
|
||
if _, ok := seen[id]; ok {
|
||
return
|
||
}
|
||
seen[id] = struct{}{}
|
||
out = append(out, id)
|
||
}
|
||
for _, entity := range entities {
|
||
if entity.Type == domain.MessageEntityMentionName {
|
||
add(entity.UserID)
|
||
}
|
||
}
|
||
if identity, ok := r.deps.Users.(UserIdentityService); ok && identity != nil {
|
||
for _, username := range extractMentionUsernames(message, domain.MaxChannelMentionRecipients-len(out)) {
|
||
user, found, err := identity.ResolveUsername(ctx, currentUserID, username)
|
||
if err != nil {
|
||
break
|
||
}
|
||
if found {
|
||
add(user.ID)
|
||
}
|
||
}
|
||
}
|
||
return out
|
||
}
|