Files
mirrors-mautrix-telegram/pkg/connector/userinfo.go
2026-05-13 15:26:59 +03:00

301 lines
9.9 KiB
Go

package connector
import (
"context"
"errors"
"fmt"
"slices"
"strings"
"github.com/rs/zerolog"
"maunium.net/go/mautrix/bridgev2"
"maunium.net/go/mautrix/bridgev2/simplevent"
"go.mau.fi/mautrix-telegram/pkg/connector/ids"
"go.mau.fi/mautrix-telegram/pkg/connector/store"
"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
)
func (tc *TelegramClient) GetUserInfo(ctx context.Context, ghost *bridgev2.Ghost) (*bridgev2.UserInfo, error) {
peerType, id, err := ids.ParseUserID(ghost.ID)
if err != nil {
return nil, err
}
switch peerType {
case ids.PeerTypeUser:
if user, err := tc.getSingleUser(ctx, id); err != nil {
return nil, fmt.Errorf("failed to get user %d: %w", id, err)
} else {
return tc.wrapUserInfo(ctx, user, ghost)
}
case ids.PeerTypeChannel:
if channel, err := tc.getSingleChannel(ctx, id); err != nil {
return nil, fmt.Errorf("failed to get channel %d: %w", id, err)
} else {
return tc.wrapChannelGhostInfo(ctx, channel)
}
default:
return nil, fmt.Errorf("unexpected peer type: %s", peerType)
}
}
func (tc *TelegramClient) getChatPeerForInputFromMessage(ctx context.Context, id int64, peerID tg.PeerClass) (tg.InputPeerClass, error) {
switch typedChat := peerID.(type) {
case *tg.PeerUser:
if id == typedChat.UserID {
// We don't have the user's access hash
return nil, nil
}
accessHash, err := tc.ScopedStore.GetAccessHash(ctx, ids.PeerTypeUser, typedChat.UserID)
if err != nil {
return nil, err
}
return &tg.InputPeerUser{UserID: typedChat.UserID, AccessHash: accessHash}, nil
case *tg.PeerChat:
return &tg.InputPeerChat{ChatID: typedChat.ChatID}, nil
case *tg.PeerChannel:
if id == typedChat.ChannelID {
// We don't have the channel's access hash
return nil, nil
}
accessHash, err := tc.ScopedStore.GetAccessHash(ctx, ids.PeerTypeChannel, typedChat.ChannelID)
if err != nil {
return nil, err
}
return &tg.InputPeerChannel{ChannelID: typedChat.ChannelID, AccessHash: accessHash}, nil
default:
return nil, nil
}
}
func (tc *TelegramClient) getInputUserFromContext(ctx context.Context, id int64) (*tg.InputUserFromMessage, error) {
msg, ok := bridgev2.GetRemoteEventFromContext(ctx).(*simplevent.Message[*tg.Message])
if !ok {
return nil, nil
}
inputPeer, err := tc.getChatPeerForInputFromMessage(ctx, id, msg.Data.PeerID)
if err != nil || inputPeer == nil {
return nil, err
}
return &tg.InputUserFromMessage{
Peer: inputPeer,
MsgID: msg.Data.ID,
UserID: id,
}, nil
}
func (tc *TelegramClient) getInputChannelFromContext(ctx context.Context, id int64) (*tg.InputChannelFromMessage, error) {
msg, ok := bridgev2.GetRemoteEventFromContext(ctx).(*simplevent.Message[*tg.Message])
if !ok {
return nil, nil
}
inputPeer, err := tc.getChatPeerForInputFromMessage(ctx, id, msg.Data.PeerID)
if err != nil || inputPeer == nil {
return nil, err
}
return &tg.InputChannelFromMessage{
Peer: inputPeer,
MsgID: msg.Data.ID,
ChannelID: id,
}, nil
}
func (tc *TelegramClient) getInputUser(ctx context.Context, id int64) (tg.InputUserClass, error) {
accessHash, err := tc.ScopedStore.GetAccessHash(ctx, ids.PeerTypeUser, id)
if errors.Is(err, store.ErrNoAccessHash) {
fromMsg, fromMsgErr := tc.getInputUserFromContext(ctx, id)
if fromMsgErr != nil {
return nil, fmt.Errorf("%w, also failed to get from message: %w", err, fromMsgErr)
} else if fromMsg == nil {
return nil, err
}
zerolog.Ctx(ctx).Trace().
Any("input_peer", fromMsg).
Msg("Using InputUserFromMessage as access hash wasn't found")
return fromMsg, nil
} else if err != nil {
return nil, fmt.Errorf("failed to get access hash for user %d: %w", id, err)
}
return &tg.InputUser{UserID: id, AccessHash: accessHash}, nil
}
func (tc *TelegramClient) getInputPeerUser(ctx context.Context, id int64) (*tg.InputPeerUser, error) {
accessHash, err := tc.ScopedStore.GetAccessHash(ctx, ids.PeerTypeUser, id)
if errors.Is(err, store.ErrNoAccessHash) {
return nil, err
} else if err != nil {
return nil, fmt.Errorf("failed to get access hash for user %d: %w", id, err)
}
return &tg.InputPeerUser{UserID: id, AccessHash: accessHash}, nil
}
func (tc *TelegramClient) getSingleUser(ctx context.Context, id int64) (tg.UserClass, error) {
if inputUser, err := tc.getInputUser(ctx, id); err != nil {
return nil, err
} else if users, err := tc.client.API().UsersGetUsers(ctx, []tg.InputUserClass{inputUser}); err != nil {
return nil, err
} else if len(users) == 0 {
// TODO does this mean the user is deleted? Need to handle this a bit better
return nil, fmt.Errorf("failed to get user info for user %d", id)
} else {
return users[0], nil
}
}
func (tc *TelegramClient) getInputChannel(ctx context.Context, id int64) (tg.InputChannelClass, error) {
accessHash, err := tc.ScopedStore.GetAccessHash(ctx, ids.PeerTypeChannel, id)
if err != nil {
fromMsg, fromMsgErr := tc.getInputChannelFromContext(ctx, id)
if fromMsgErr != nil {
return nil, fmt.Errorf("%w, also failed to get from message: %w", err, fromMsgErr)
} else if fromMsg == nil {
return nil, err
}
zerolog.Ctx(ctx).Trace().
Any("input_peer", fromMsg).
Msg("Using InputChannelFromMessage as access hash wasn't found")
return fromMsg, nil
}
return &tg.InputChannel{ChannelID: id, AccessHash: accessHash}, nil
}
func (tc *TelegramClient) getSingleChannel(ctx context.Context, id int64) (*tg.Channel, error) {
inputChannel, err := tc.getInputChannel(ctx, id)
if err != nil {
return nil, err
}
chats, err := APICallWithOnlyChatUpdates(ctx, tc, func() (tg.MessagesChatsClass, error) {
return tc.client.API().ChannelsGetChannels(ctx, []tg.InputChannelClass{inputChannel})
})
if err != nil {
return nil, err
} else if len(chats.GetChats()) == 0 {
return nil, fmt.Errorf("failed to get channel info for channel %d", id)
} else if channel, ok := chats.GetChats()[0].(*tg.Channel); !ok {
return nil, fmt.Errorf("unexpected channel type %T", chats.GetChats()[id])
} else {
return channel, nil
}
}
func (tc *TelegramClient) wrapChannelGhostInfo(ctx context.Context, channel *tg.Channel) (*bridgev2.UserInfo, error) {
var err error
if accessHash, ok := channel.GetAccessHash(); ok && !channel.Min {
if err = tc.ScopedStore.SetAccessHash(ctx, ids.PeerTypeChannel, channel.ID, accessHash); err != nil {
return nil, err
}
}
var avatar *bridgev2.Avatar
avatar, err = tc.convertChatPhoto(channel.AsInputPeer(), channel.GetPhoto())
if err != nil {
return nil, err
}
// TODO store alternate usernames in database too
err = tc.main.Store.Username.Set(ctx, ids.PeerTypeChannel, channel.ID, channel.Username)
if err != nil {
return nil, err
}
var identifiers []string
if channel.Username != "" {
identifiers = append(identifiers, fmt.Sprintf("telegram:%s", channel.Username))
}
for _, username := range channel.Usernames {
if username.Active {
identifiers = append(identifiers, fmt.Sprintf("telegram:%s", username.Username))
}
}
slices.Sort(identifiers)
identifiers = slices.Compact(identifiers)
return &bridgev2.UserInfo{
Name: &channel.Title,
Avatar: avatar,
Identifiers: identifiers,
}, nil
}
func (tc *TelegramClient) wrapUserInfo(ctx context.Context, u tg.UserClass, ghost *bridgev2.Ghost) (*bridgev2.UserInfo, error) {
oldMeta := ghost.Metadata.(*GhostMetadata)
user, ok := u.(*tg.User)
if !ok {
return nil, fmt.Errorf("user is %T not *tg.User", user)
}
var identifiers []string
if !user.Min {
if accessHash, ok := user.GetAccessHash(); ok {
if err := tc.ScopedStore.SetAccessHash(ctx, ids.PeerTypeUser, user.ID, accessHash); err != nil {
return nil, err
}
}
// TODO store alternate usernames in database too
if err := tc.main.Store.Username.Set(ctx, ids.PeerTypeUser, user.ID, user.Username); err != nil {
return nil, err
}
if user.Username != "" {
identifiers = append(identifiers, fmt.Sprintf("telegram:%s", user.Username))
}
for _, username := range user.Usernames {
if username.Active {
identifiers = append(identifiers, fmt.Sprintf("telegram:%s", username.Username))
}
}
if phone, ok := user.GetPhone(); ok {
normalized := strings.TrimPrefix(phone, "+")
identifiers = append(identifiers, fmt.Sprintf("tel:+%s", normalized))
if err := tc.main.Store.PhoneNumber.Set(ctx, user.ID, normalized); err != nil {
return nil, err
}
}
}
slices.Sort(identifiers)
identifiers = slices.Compact(identifiers)
var avatar *bridgev2.Avatar
photo, ok := user.Photo.(*tg.UserProfilePhoto)
if ok &&
(!user.Min || user.ApplyMinPhoto || oldMeta.IsMin()) &&
// Hack: check ApplyMinPhoto in addition to Personal, because some personalized avatars
// only have the ApplyMinPhoto flag and not Personal.
((!photo.Personal && user.ApplyMinPhoto) || tc.main.Config.ContactAvatars) {
var err error
avatar, err = tc.convertUserProfilePhoto(ctx, user, photo)
if err != nil {
return nil, err
}
}
name := tc.main.Config.FormatDisplayname(user.FirstName, user.LastName, user.Username, user.Deleted, user.ID)
namePtr := &name
if user.Contact && ghost.Name != "" && oldMeta.ContactSource != tc.telegramUserID && oldMeta.ContactSource != 0 && !tc.main.Config.ContactNames {
namePtr = nil
}
if user.Min && !oldMeta.IsMin() && ghost.Name != "" {
namePtr = nil
}
return &bridgev2.UserInfo{
IsBot: &user.Bot,
Name: namePtr,
Avatar: avatar,
Identifiers: identifiers,
ExtraUpdates: func(ctx context.Context, ghost *bridgev2.Ghost) (changed bool) {
meta := ghost.Metadata.(*GhostMetadata)
if !user.Min {
changed = changed || meta.IsPremium != user.Premium || meta.Deleted != user.Deleted || meta.IsMin()
meta.IsPremium = user.Premium
meta.Deleted = user.Deleted
meta.NotMin = true
if meta.ContactSource == 0 || meta.ContactSource == tc.telegramUserID || (!user.Contact && meta.SourceIsContact) {
changed = changed || meta.ContactSource != tc.telegramUserID || meta.SourceIsContact != user.Contact
meta.ContactSource = tc.telegramUserID
meta.SourceIsContact = user.Contact
}
}
return changed
},
}, nil
}