forked from mirror/mautrix-discord
2364 lines
74 KiB
Go
2364 lines
74 KiB
Go
package main
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import (
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"bytes"
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"net/http"
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"reflect"
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"regexp"
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"strconv"
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"strings"
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"sync"
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"syscall"
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"time"
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"github.com/bwmarrin/discordgo"
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"github.com/gabriel-vasile/mimetype"
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"github.com/rs/zerolog"
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"maunium.net/go/mautrix"
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"maunium.net/go/mautrix/appservice"
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"maunium.net/go/mautrix/bridge"
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"maunium.net/go/mautrix/bridge/bridgeconfig"
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"maunium.net/go/mautrix/bridge/status"
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"maunium.net/go/mautrix/crypto/attachment"
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"maunium.net/go/mautrix/event"
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"maunium.net/go/mautrix/id"
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"maunium.net/go/mautrix/util"
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"maunium.net/go/mautrix/util/variationselector"
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"go.mau.fi/mautrix-discord/config"
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"go.mau.fi/mautrix-discord/database"
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)
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type portalDiscordMessage struct {
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msg interface{}
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user *User
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thread *Thread
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}
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type portalMatrixMessage struct {
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evt *event.Event
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user *User
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}
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var relayClient, _ = discordgo.New("")
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type Portal struct {
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*database.Portal
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Parent *Portal
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Guild *Guild
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bridge *DiscordBridge
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log zerolog.Logger
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roomCreateLock sync.Mutex
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encryptLock sync.Mutex
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discordMessages chan portalDiscordMessage
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matrixMessages chan portalMatrixMessage
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recentMessages *util.RingBuffer[string, *discordgo.Message]
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commands map[string]*discordgo.ApplicationCommand
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commandsLock sync.RWMutex
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forwardBackfillLock sync.Mutex
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currentlyTyping []id.UserID
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currentlyTypingLock sync.Mutex
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}
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const recentMessageBufferSize = 32
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var _ bridge.Portal = (*Portal)(nil)
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var _ bridge.ReadReceiptHandlingPortal = (*Portal)(nil)
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var _ bridge.MembershipHandlingPortal = (*Portal)(nil)
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var _ bridge.TypingPortal = (*Portal)(nil)
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//var _ bridge.MetaHandlingPortal = (*Portal)(nil)
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//var _ bridge.DisappearingPortal = (*Portal)(nil)
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func (portal *Portal) IsEncrypted() bool {
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return portal.Encrypted
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}
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func (portal *Portal) MarkEncrypted() {
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portal.Encrypted = true
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portal.Update()
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}
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func (portal *Portal) ReceiveMatrixEvent(user bridge.User, evt *event.Event) {
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if user.GetPermissionLevel() >= bridgeconfig.PermissionLevelUser || portal.RelayWebhookID != "" {
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portal.matrixMessages <- portalMatrixMessage{user: user.(*User), evt: evt}
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}
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}
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var (
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portalCreationDummyEvent = event.Type{Type: "fi.mau.dummy.portal_created", Class: event.MessageEventType}
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)
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func (br *DiscordBridge) loadPortal(dbPortal *database.Portal, key *database.PortalKey, chanType discordgo.ChannelType) *Portal {
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if dbPortal == nil {
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if key == nil || chanType < 0 {
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return nil
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}
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dbPortal = br.DB.Portal.New()
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dbPortal.Key = *key
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dbPortal.Type = chanType
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dbPortal.Insert()
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}
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portal := br.NewPortal(dbPortal)
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br.portalsByID[portal.Key] = portal
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if portal.MXID != "" {
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br.portalsByMXID[portal.MXID] = portal
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}
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if portal.GuildID != "" {
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portal.Guild = portal.bridge.GetGuildByID(portal.GuildID, true)
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}
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if portal.ParentID != "" {
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parentKey := database.NewPortalKey(portal.ParentID, "")
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var ok bool
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portal.Parent, ok = br.portalsByID[parentKey]
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if !ok {
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portal.Parent = br.loadPortal(br.DB.Portal.GetByID(parentKey), nil, -1)
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}
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}
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return portal
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}
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func (br *DiscordBridge) GetPortalByMXID(mxid id.RoomID) *Portal {
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br.portalsLock.Lock()
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defer br.portalsLock.Unlock()
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portal, ok := br.portalsByMXID[mxid]
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if !ok {
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return br.loadPortal(br.DB.Portal.GetByMXID(mxid), nil, -1)
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}
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return portal
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}
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func (user *User) GetPortalByMeta(meta *discordgo.Channel) *Portal {
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return user.GetPortalByID(meta.ID, meta.Type)
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}
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func (user *User) GetExistingPortalByID(id string) *Portal {
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return user.bridge.GetExistingPortalByID(database.NewPortalKey(id, user.DiscordID))
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}
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func (user *User) GetPortalByID(id string, chanType discordgo.ChannelType) *Portal {
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return user.bridge.GetPortalByID(database.NewPortalKey(id, user.DiscordID), chanType)
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}
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func (user *User) FindPrivateChatWith(userID string) *Portal {
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user.bridge.portalsLock.Lock()
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defer user.bridge.portalsLock.Unlock()
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dbPortal := user.bridge.DB.Portal.FindPrivateChatBetween(userID, user.DiscordID)
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if dbPortal == nil {
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return nil
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}
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existing, ok := user.bridge.portalsByID[dbPortal.Key]
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if ok {
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return existing
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}
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return user.bridge.loadPortal(dbPortal, nil, discordgo.ChannelTypeDM)
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}
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func (br *DiscordBridge) GetExistingPortalByID(key database.PortalKey) *Portal {
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br.portalsLock.Lock()
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defer br.portalsLock.Unlock()
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portal, ok := br.portalsByID[key]
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if !ok {
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if key.Receiver != "" {
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portal, ok = br.portalsByID[database.NewPortalKey(key.ChannelID, "")]
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}
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if !ok {
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return br.loadPortal(br.DB.Portal.GetByID(key), nil, -1)
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}
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}
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return portal
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}
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func (br *DiscordBridge) GetPortalByID(key database.PortalKey, chanType discordgo.ChannelType) *Portal {
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br.portalsLock.Lock()
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defer br.portalsLock.Unlock()
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if chanType != discordgo.ChannelTypeDM {
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key.Receiver = ""
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}
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portal, ok := br.portalsByID[key]
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if !ok {
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return br.loadPortal(br.DB.Portal.GetByID(key), &key, chanType)
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}
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return portal
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}
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func (br *DiscordBridge) GetAllPortals() []*Portal {
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return br.dbPortalsToPortals(br.DB.Portal.GetAll())
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}
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func (br *DiscordBridge) GetAllPortalsInGuild(guildID string) []*Portal {
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return br.dbPortalsToPortals(br.DB.Portal.GetAllInGuild(guildID))
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}
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func (br *DiscordBridge) GetAllIPortals() (iportals []bridge.Portal) {
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portals := br.GetAllPortals()
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iportals = make([]bridge.Portal, len(portals))
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for i, portal := range portals {
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iportals[i] = portal
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}
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return iportals
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}
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func (br *DiscordBridge) GetDMPortalsWith(otherUserID string) []*Portal {
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return br.dbPortalsToPortals(br.DB.Portal.FindPrivateChatsWith(otherUserID))
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}
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func (br *DiscordBridge) dbPortalsToPortals(dbPortals []*database.Portal) []*Portal {
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br.portalsLock.Lock()
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defer br.portalsLock.Unlock()
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output := make([]*Portal, len(dbPortals))
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for index, dbPortal := range dbPortals {
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if dbPortal == nil {
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continue
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}
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portal, ok := br.portalsByID[dbPortal.Key]
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if !ok {
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portal = br.loadPortal(dbPortal, nil, -1)
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}
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output[index] = portal
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}
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return output
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}
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func (br *DiscordBridge) NewPortal(dbPortal *database.Portal) *Portal {
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portal := &Portal{
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Portal: dbPortal,
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bridge: br,
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log: br.ZLog.With().
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Str("channel_id", dbPortal.Key.ChannelID).
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Str("channel_receiver", dbPortal.Key.Receiver).
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Str("room_id", dbPortal.MXID.String()).
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Logger(),
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discordMessages: make(chan portalDiscordMessage, br.Config.Bridge.PortalMessageBuffer),
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matrixMessages: make(chan portalMatrixMessage, br.Config.Bridge.PortalMessageBuffer),
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recentMessages: util.NewRingBuffer[string, *discordgo.Message](recentMessageBufferSize),
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commands: make(map[string]*discordgo.ApplicationCommand),
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}
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go portal.messageLoop()
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return portal
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}
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func (portal *Portal) messageLoop() {
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for {
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select {
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case msg := <-portal.matrixMessages:
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portal.handleMatrixMessages(msg)
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case msg := <-portal.discordMessages:
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portal.handleDiscordMessages(msg)
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}
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}
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}
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func (portal *Portal) IsPrivateChat() bool {
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return portal.Type == discordgo.ChannelTypeDM
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}
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func (portal *Portal) MainIntent() *appservice.IntentAPI {
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if portal.IsPrivateChat() && portal.OtherUserID != "" {
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return portal.bridge.GetPuppetByID(portal.OtherUserID).DefaultIntent()
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}
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return portal.bridge.Bot
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}
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type CustomBridgeInfoContent struct {
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event.BridgeEventContent
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RoomType string `json:"com.beeper.room_type,omitempty"`
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}
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func init() {
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event.TypeMap[event.StateBridge] = reflect.TypeOf(CustomBridgeInfoContent{})
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event.TypeMap[event.StateHalfShotBridge] = reflect.TypeOf(CustomBridgeInfoContent{})
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}
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func (portal *Portal) getBridgeInfo() (string, CustomBridgeInfoContent) {
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bridgeInfo := event.BridgeEventContent{
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BridgeBot: portal.bridge.Bot.UserID,
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Creator: portal.MainIntent().UserID,
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Protocol: event.BridgeInfoSection{
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ID: "discordgo",
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DisplayName: "Discord",
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AvatarURL: portal.bridge.Config.AppService.Bot.ParsedAvatar.CUString(),
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ExternalURL: "https://discord.com/",
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},
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Channel: event.BridgeInfoSection{
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ID: portal.Key.ChannelID,
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DisplayName: portal.Name,
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},
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}
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var bridgeInfoStateKey string
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if portal.GuildID == "" {
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bridgeInfoStateKey = fmt.Sprintf("fi.mau.discord://discord/dm/%s", portal.Key.ChannelID)
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bridgeInfo.Channel.ExternalURL = fmt.Sprintf("https://discord.com/channels/@me/%s", portal.Key.ChannelID)
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} else {
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bridgeInfo.Network = &event.BridgeInfoSection{
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ID: portal.GuildID,
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}
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if portal.Guild != nil {
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bridgeInfo.Network.DisplayName = portal.Guild.Name
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bridgeInfo.Network.AvatarURL = portal.Guild.AvatarURL.CUString()
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// TODO is it possible to find the URL?
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}
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bridgeInfoStateKey = fmt.Sprintf("fi.mau.discord://discord/%s/%s", portal.GuildID, portal.Key.ChannelID)
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bridgeInfo.Channel.ExternalURL = fmt.Sprintf("https://discord.com/channels/%s/%s", portal.GuildID, portal.Key.ChannelID)
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}
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var roomType string
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if portal.Type == discordgo.ChannelTypeDM || portal.Type == discordgo.ChannelTypeGroupDM {
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roomType = "dm"
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}
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return bridgeInfoStateKey, CustomBridgeInfoContent{bridgeInfo, roomType}
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}
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func (portal *Portal) UpdateBridgeInfo() {
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if len(portal.MXID) == 0 {
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portal.log.Debug().Msg("Not updating bridge info: no Matrix room created")
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return
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}
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portal.log.Debug().Msg("Updating bridge info...")
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stateKey, content := portal.getBridgeInfo()
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_, err := portal.MainIntent().SendStateEvent(portal.MXID, event.StateBridge, stateKey, content)
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if err != nil {
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portal.log.Warn().Err(err).Msg("Failed to update m.bridge")
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}
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// TODO remove this once https://github.com/matrix-org/matrix-doc/pull/2346 is in spec
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_, err = portal.MainIntent().SendStateEvent(portal.MXID, event.StateHalfShotBridge, stateKey, content)
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if err != nil {
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portal.log.Warn().Err(err).Msg("Failed to update uk.half-shot.bridge")
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}
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}
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func (portal *Portal) shouldSetDMRoomMetadata() bool {
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return !portal.IsPrivateChat() ||
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portal.bridge.Config.Bridge.PrivateChatPortalMeta == "always" ||
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(portal.IsEncrypted() && portal.bridge.Config.Bridge.PrivateChatPortalMeta != "never")
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}
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func (portal *Portal) GetEncryptionEventContent() (evt *event.EncryptionEventContent) {
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evt = &event.EncryptionEventContent{Algorithm: id.AlgorithmMegolmV1}
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if rot := portal.bridge.Config.Bridge.Encryption.Rotation; rot.EnableCustom {
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evt.RotationPeriodMillis = rot.Milliseconds
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evt.RotationPeriodMessages = rot.Messages
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}
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return
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}
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func (portal *Portal) CreateMatrixRoom(user *User, channel *discordgo.Channel) error {
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portal.roomCreateLock.Lock()
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defer portal.roomCreateLock.Unlock()
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if portal.MXID != "" {
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portal.ensureUserInvited(user, false)
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return nil
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}
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portal.log.Info().Msg("Creating Matrix room for channel")
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channel = portal.UpdateInfo(user, channel)
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if channel == nil {
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return fmt.Errorf("didn't find channel metadata")
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}
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intent := portal.MainIntent()
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if err := intent.EnsureRegistered(); err != nil {
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return err
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}
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bridgeInfoStateKey, bridgeInfo := portal.getBridgeInfo()
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initialState := []*event.Event{{
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Type: event.StateBridge,
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Content: event.Content{Parsed: bridgeInfo},
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StateKey: &bridgeInfoStateKey,
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}, {
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// TODO remove this once https://github.com/matrix-org/matrix-doc/pull/2346 is in spec
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Type: event.StateHalfShotBridge,
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Content: event.Content{Parsed: bridgeInfo},
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StateKey: &bridgeInfoStateKey,
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}}
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var invite []id.UserID
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if portal.bridge.Config.Bridge.Encryption.Default {
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initialState = append(initialState, &event.Event{
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Type: event.StateEncryption,
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Content: event.Content{
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Parsed: portal.GetEncryptionEventContent(),
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},
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})
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portal.Encrypted = true
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if portal.IsPrivateChat() {
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invite = append(invite, portal.bridge.Bot.UserID)
|
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}
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}
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|
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if !portal.AvatarURL.IsEmpty() && portal.shouldSetDMRoomMetadata() {
|
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initialState = append(initialState, &event.Event{
|
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Type: event.StateRoomAvatar,
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Content: event.Content{Parsed: &event.RoomAvatarEventContent{
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URL: portal.AvatarURL,
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}},
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})
|
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portal.AvatarSet = true
|
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} else {
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portal.AvatarSet = false
|
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}
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|
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creationContent := make(map[string]interface{})
|
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if portal.Type == discordgo.ChannelTypeGuildCategory {
|
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creationContent["type"] = event.RoomTypeSpace
|
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}
|
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if !portal.bridge.Config.Bridge.FederateRooms {
|
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creationContent["m.federate"] = false
|
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}
|
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spaceID := portal.ExpectedSpaceID()
|
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if spaceID != "" {
|
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spaceIDStr := spaceID.String()
|
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initialState = append(initialState, &event.Event{
|
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Type: event.StateSpaceParent,
|
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StateKey: &spaceIDStr,
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Content: event.Content{Parsed: &event.SpaceParentEventContent{
|
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Via: []string{portal.bridge.AS.HomeserverDomain},
|
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Canonical: true,
|
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}},
|
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})
|
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}
|
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if portal.bridge.Config.Bridge.RestrictedRooms && portal.Guild != nil && portal.Guild.MXID != "" {
|
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// TODO don't do this for private channels in guilds
|
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initialState = append(initialState, &event.Event{
|
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Type: event.StateJoinRules,
|
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Content: event.Content{Parsed: &event.JoinRulesEventContent{
|
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JoinRule: event.JoinRuleRestricted,
|
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Allow: []event.JoinRuleAllow{{
|
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RoomID: spaceID,
|
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Type: event.JoinRuleAllowRoomMembership,
|
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}},
|
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}},
|
|
})
|
|
}
|
|
|
|
req := &mautrix.ReqCreateRoom{
|
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Visibility: "private",
|
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Name: portal.Name,
|
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Topic: portal.Topic,
|
|
Invite: invite,
|
|
Preset: "private_chat",
|
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IsDirect: portal.IsPrivateChat(),
|
|
InitialState: initialState,
|
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CreationContent: creationContent,
|
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}
|
|
if !portal.shouldSetDMRoomMetadata() && !portal.FriendNick {
|
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req.Name = ""
|
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}
|
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|
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var backfillStarted bool
|
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portal.forwardBackfillLock.Lock()
|
|
defer func() {
|
|
if !backfillStarted {
|
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portal.log.Debug().Msg("Backfill wasn't started, unlocking forward backfill lock")
|
|
portal.forwardBackfillLock.Unlock()
|
|
}
|
|
}()
|
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|
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resp, err := intent.CreateRoom(req)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).Msg("Failed to create room")
|
|
return err
|
|
}
|
|
|
|
portal.NameSet = len(req.Name) > 0
|
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portal.TopicSet = len(req.Topic) > 0
|
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portal.MXID = resp.RoomID
|
|
portal.log = portal.bridge.ZLog.With().
|
|
Str("channel_id", portal.Key.ChannelID).
|
|
Str("channel_receiver", portal.Key.Receiver).
|
|
Str("room_id", portal.MXID.String()).
|
|
Logger()
|
|
portal.bridge.portalsLock.Lock()
|
|
portal.bridge.portalsByMXID[portal.MXID] = portal
|
|
portal.bridge.portalsLock.Unlock()
|
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portal.Update()
|
|
portal.log.Info().Msg("Matrix room created")
|
|
|
|
if portal.Encrypted && portal.IsPrivateChat() {
|
|
err = portal.bridge.Bot.EnsureJoined(portal.MXID, appservice.EnsureJoinedParams{BotOverride: portal.MainIntent().Client})
|
|
if err != nil {
|
|
portal.log.Err(err).Msg("Failed to ensure bridge bot is joined to encrypted private chat portal")
|
|
}
|
|
}
|
|
|
|
if portal.GuildID == "" {
|
|
user.addPrivateChannelToSpace(portal)
|
|
} else {
|
|
portal.updateSpace()
|
|
}
|
|
portal.ensureUserInvited(user, true)
|
|
user.syncChatDoublePuppetDetails(portal, true)
|
|
|
|
portal.syncParticipants(user, channel.Recipients)
|
|
|
|
if portal.IsPrivateChat() {
|
|
puppet := user.bridge.GetPuppetByID(portal.Key.Receiver)
|
|
|
|
chats := map[id.UserID][]id.RoomID{puppet.MXID: {portal.MXID}}
|
|
user.updateDirectChats(chats)
|
|
}
|
|
|
|
firstEventResp, err := portal.MainIntent().SendMessageEvent(portal.MXID, portalCreationDummyEvent, struct{}{})
|
|
if err != nil {
|
|
portal.log.Err(err).Msg("Failed to send dummy event to mark portal creation")
|
|
} else {
|
|
portal.FirstEventID = firstEventResp.EventID
|
|
portal.Update()
|
|
}
|
|
|
|
go portal.forwardBackfillInitial(user)
|
|
backfillStarted = true
|
|
|
|
return nil
|
|
}
|
|
|
|
func (portal *Portal) handleDiscordMessages(msg portalDiscordMessage) {
|
|
if portal.MXID == "" {
|
|
_, ok := msg.msg.(*discordgo.MessageCreate)
|
|
if !ok {
|
|
portal.log.Warn().Msg("Can't create Matrix room from non new message event")
|
|
return
|
|
}
|
|
|
|
portal.log.Debug().Msg("Creating Matrix room from incoming message")
|
|
if err := portal.CreateMatrixRoom(msg.user, nil); err != nil {
|
|
portal.log.Err(err).Msg("Failed to create portal room")
|
|
return
|
|
}
|
|
}
|
|
portal.forwardBackfillLock.Lock()
|
|
defer portal.forwardBackfillLock.Unlock()
|
|
|
|
switch convertedMsg := msg.msg.(type) {
|
|
case *discordgo.MessageCreate:
|
|
portal.handleDiscordMessageCreate(msg.user, convertedMsg.Message, msg.thread)
|
|
case *discordgo.MessageUpdate:
|
|
portal.handleDiscordMessageUpdate(msg.user, convertedMsg.Message)
|
|
case *discordgo.MessageDelete:
|
|
portal.handleDiscordMessageDelete(msg.user, convertedMsg.Message)
|
|
case *discordgo.MessageReactionAdd:
|
|
portal.handleDiscordReaction(msg.user, convertedMsg.MessageReaction, true, msg.thread, convertedMsg.Member)
|
|
case *discordgo.MessageReactionRemove:
|
|
portal.handleDiscordReaction(msg.user, convertedMsg.MessageReaction, false, msg.thread, nil)
|
|
default:
|
|
portal.log.Warn().Type("message_type", msg.msg).Msg("Unknown message type in handleDiscordMessages")
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) ensureUserInvited(user *User, ignoreCache bool) bool {
|
|
return user.ensureInvited(portal.MainIntent(), portal.MXID, portal.IsPrivateChat(), ignoreCache)
|
|
}
|
|
|
|
func (portal *Portal) markMessageHandled(discordID string, authorID string, timestamp time.Time, threadID string, parts []database.MessagePart) {
|
|
msg := portal.bridge.DB.Message.New()
|
|
msg.Channel = portal.Key
|
|
msg.DiscordID = discordID
|
|
msg.SenderID = authorID
|
|
msg.Timestamp = timestamp
|
|
msg.ThreadID = threadID
|
|
msg.MassInsertParts(parts)
|
|
}
|
|
|
|
func (portal *Portal) handleDiscordMessageCreate(user *User, msg *discordgo.Message, thread *Thread) {
|
|
switch msg.Type {
|
|
case discordgo.MessageTypeChannelNameChange, discordgo.MessageTypeChannelIconChange, discordgo.MessageTypeChannelPinnedMessage:
|
|
// These are handled via channel updates
|
|
return
|
|
}
|
|
|
|
log := portal.log.With().
|
|
Str("message_id", msg.ID).
|
|
Int("message_type", int(msg.Type)).
|
|
Str("author_id", msg.Author.ID).
|
|
Str("action", "discord message create").
|
|
Logger()
|
|
ctx := log.WithContext(context.Background())
|
|
|
|
portal.recentMessages.Push(msg.ID, msg)
|
|
|
|
existing := portal.bridge.DB.Message.GetByDiscordID(portal.Key, msg.ID)
|
|
if existing != nil {
|
|
log.Debug().Msg("Dropping duplicate message")
|
|
return
|
|
}
|
|
log.Debug().Msg("Starting handling of Discord message")
|
|
|
|
for _, mention := range msg.Mentions {
|
|
puppet := portal.bridge.GetPuppetByID(mention.ID)
|
|
puppet.UpdateInfo(nil, mention)
|
|
}
|
|
|
|
puppet := portal.bridge.GetPuppetByID(msg.Author.ID)
|
|
puppet.UpdateInfo(user, msg.Author)
|
|
intent := puppet.IntentFor(portal)
|
|
|
|
var discordThreadID string
|
|
var threadRootEvent, lastThreadEvent id.EventID
|
|
if thread != nil {
|
|
discordThreadID = thread.ID
|
|
threadRootEvent = thread.RootMXID
|
|
lastThreadEvent = threadRootEvent
|
|
lastInThread := portal.bridge.DB.Message.GetLastInThread(portal.Key, thread.ID)
|
|
if lastInThread != nil {
|
|
lastThreadEvent = lastInThread.MXID
|
|
}
|
|
}
|
|
replyTo := portal.getReplyTarget(user, discordThreadID, msg.MessageReference, msg.Embeds, false)
|
|
|
|
ts, _ := discordgo.SnowflakeTimestamp(msg.ID)
|
|
parts := portal.convertDiscordMessage(ctx, intent, msg)
|
|
dbParts := make([]database.MessagePart, 0, len(parts))
|
|
for i, part := range parts {
|
|
if (replyTo != nil || threadRootEvent != "") && part.Content.RelatesTo == nil {
|
|
part.Content.RelatesTo = &event.RelatesTo{}
|
|
}
|
|
if threadRootEvent != "" {
|
|
part.Content.RelatesTo.SetThread(threadRootEvent, lastThreadEvent)
|
|
}
|
|
if replyTo != nil {
|
|
part.Content.RelatesTo.SetReplyTo(replyTo.EventID)
|
|
if replyTo.UnstableRoomID != "" {
|
|
part.Content.RelatesTo.InReplyTo.UnstableRoomID = replyTo.UnstableRoomID
|
|
}
|
|
// Only set reply for first event
|
|
replyTo = nil
|
|
}
|
|
resp, err := portal.sendMatrixMessage(intent, part.Type, part.Content, part.Extra, ts.UnixMilli())
|
|
if err != nil {
|
|
log.Err(err).
|
|
Int("part_index", i).
|
|
Str("attachment_id", part.AttachmentID).
|
|
Msg("Failed to send part of message to Matrix")
|
|
continue
|
|
}
|
|
lastThreadEvent = resp.EventID
|
|
dbParts = append(dbParts, database.MessagePart{AttachmentID: part.AttachmentID, MXID: resp.EventID})
|
|
}
|
|
if len(parts) == 0 {
|
|
log.Warn().Msg("Unhandled message")
|
|
} else if len(dbParts) == 0 {
|
|
log.Warn().Msg("All parts of message failed to send to Matrix")
|
|
} else {
|
|
portal.markMessageHandled(msg.ID, msg.Author.ID, ts, discordThreadID, dbParts)
|
|
}
|
|
}
|
|
|
|
var hackyReplyPattern = regexp.MustCompile(`^\*\*\[Replying to]\(https://discord.com/channels/(\d+)/(\d+)/(\d+)\)`)
|
|
|
|
func isReplyEmbed(embed *discordgo.MessageEmbed) bool {
|
|
return hackyReplyPattern.MatchString(embed.Description)
|
|
}
|
|
|
|
func (portal *Portal) getReplyTarget(source *User, threadID string, ref *discordgo.MessageReference, embeds []*discordgo.MessageEmbed, allowNonExistent bool) *event.InReplyTo {
|
|
if ref == nil && len(embeds) > 0 {
|
|
match := hackyReplyPattern.FindStringSubmatch(embeds[0].Description)
|
|
if match != nil && match[1] == portal.GuildID && (match[2] == portal.Key.ChannelID || match[2] == threadID) {
|
|
ref = &discordgo.MessageReference{
|
|
MessageID: match[3],
|
|
ChannelID: match[2],
|
|
GuildID: match[1],
|
|
}
|
|
}
|
|
}
|
|
if ref == nil {
|
|
return nil
|
|
}
|
|
isHungry := portal.bridge.Config.Homeserver.Software == bridgeconfig.SoftwareHungry
|
|
if !isHungry {
|
|
allowNonExistent = false
|
|
}
|
|
// TODO add config option for cross-room replies
|
|
crossRoomReplies := isHungry
|
|
|
|
targetPortal := portal
|
|
if ref.ChannelID != portal.Key.ChannelID && ref.ChannelID != threadID && crossRoomReplies {
|
|
targetPortal = portal.bridge.GetExistingPortalByID(database.PortalKey{ChannelID: ref.ChannelID, Receiver: source.DiscordID})
|
|
if targetPortal == nil {
|
|
return nil
|
|
}
|
|
}
|
|
replyToMsg := portal.bridge.DB.Message.GetByDiscordID(targetPortal.Key, ref.MessageID)
|
|
if len(replyToMsg) > 0 {
|
|
if !crossRoomReplies {
|
|
return &event.InReplyTo{EventID: replyToMsg[0].MXID}
|
|
}
|
|
return &event.InReplyTo{
|
|
EventID: replyToMsg[0].MXID,
|
|
UnstableRoomID: targetPortal.MXID,
|
|
}
|
|
} else if allowNonExistent {
|
|
return &event.InReplyTo{
|
|
EventID: targetPortal.deterministicEventID(ref.MessageID, ""),
|
|
UnstableRoomID: targetPortal.MXID,
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
const JoinThreadReaction = "join thread"
|
|
|
|
func (portal *Portal) sendThreadCreationNotice(ctx context.Context, thread *Thread) {
|
|
thread.creationNoticeLock.Lock()
|
|
defer thread.creationNoticeLock.Unlock()
|
|
if thread.CreationNoticeMXID != "" {
|
|
return
|
|
}
|
|
creationNotice := "Thread created. React to this message with \"join thread\" to join the thread on Discord."
|
|
if portal.bridge.Config.Bridge.AutojoinThreadOnOpen {
|
|
creationNotice = "Thread created. Opening this thread will auto-join you to it on Discord."
|
|
}
|
|
log := zerolog.Ctx(ctx)
|
|
resp, err := portal.sendMatrixMessage(portal.MainIntent(), event.EventMessage, &event.MessageEventContent{
|
|
Body: creationNotice,
|
|
MsgType: event.MsgNotice,
|
|
RelatesTo: (&event.RelatesTo{}).SetThread(thread.RootMXID, thread.RootMXID),
|
|
}, nil, time.Now().UnixMilli())
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to send thread creation notice")
|
|
return
|
|
}
|
|
portal.bridge.threadsLock.Lock()
|
|
thread.CreationNoticeMXID = resp.EventID
|
|
portal.bridge.threadsByCreationNoticeMXID[resp.EventID] = thread
|
|
portal.bridge.threadsLock.Unlock()
|
|
thread.Update()
|
|
log.Debug().
|
|
Str("creation_notice_mxid", thread.CreationNoticeMXID.String()).
|
|
Msg("Sent thread creation notice")
|
|
|
|
resp, err = portal.MainIntent().SendMessageEvent(portal.MXID, event.EventReaction, &event.ReactionEventContent{
|
|
RelatesTo: event.RelatesTo{
|
|
Type: event.RelAnnotation,
|
|
EventID: thread.CreationNoticeMXID,
|
|
Key: JoinThreadReaction,
|
|
},
|
|
})
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to send prefilled reaction to thread creation notice")
|
|
} else {
|
|
log.Debug().
|
|
Str("reaction_event_id", resp.EventID.String()).
|
|
Str("creation_notice_mxid", thread.CreationNoticeMXID.String()).
|
|
Msg("Sent prefilled reaction to thread creation notice")
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) handleDiscordMessageUpdate(user *User, msg *discordgo.Message) {
|
|
log := portal.log.With().
|
|
Str("message_id", msg.ID).
|
|
Str("action", "discord message update").
|
|
Logger()
|
|
ctx := log.WithContext(context.Background())
|
|
if portal.MXID == "" {
|
|
log.Warn().Msg("handle message called without a valid portal")
|
|
return
|
|
}
|
|
|
|
existing := portal.bridge.DB.Message.GetByDiscordID(portal.Key, msg.ID)
|
|
if existing == nil {
|
|
log.Warn().Msg("Dropping update of unknown message")
|
|
return
|
|
}
|
|
if msg.EditedTimestamp != nil && !msg.EditedTimestamp.After(existing[0].EditTimestamp) {
|
|
log.Debug().
|
|
Time("received_edit_ts", *msg.EditedTimestamp).
|
|
Time("db_edit_ts", existing[0].EditTimestamp).
|
|
Msg("Dropping update of message with older or equal edit timestamp")
|
|
return
|
|
}
|
|
|
|
if msg.Flags == discordgo.MessageFlagsHasThread {
|
|
thread := portal.bridge.GetThreadByID(msg.ID, existing[0])
|
|
log.Debug().Msg("Marked message as thread root")
|
|
if thread.CreationNoticeMXID == "" {
|
|
portal.sendThreadCreationNotice(ctx, thread)
|
|
}
|
|
}
|
|
|
|
if msg.Author == nil {
|
|
creationMessage, ok := portal.recentMessages.Get(msg.ID)
|
|
if !ok {
|
|
log.Debug().Msg("Dropping edit with no author of non-recent message")
|
|
return
|
|
} else if creationMessage.Type == discordgo.MessageTypeCall {
|
|
log.Debug().Msg("Dropping edit with of call message")
|
|
return
|
|
}
|
|
log.Debug().Msg("Found original message in cache for edit without author")
|
|
if len(msg.Embeds) > 0 {
|
|
creationMessage.Embeds = msg.Embeds
|
|
}
|
|
if len(msg.Attachments) > 0 {
|
|
creationMessage.Attachments = msg.Attachments
|
|
}
|
|
if len(msg.Components) > 0 {
|
|
creationMessage.Components = msg.Components
|
|
}
|
|
// TODO are there other fields that need copying?
|
|
msg = creationMessage
|
|
} else {
|
|
portal.recentMessages.Replace(msg.ID, msg)
|
|
}
|
|
|
|
intent := portal.bridge.GetPuppetByID(msg.Author.ID).IntentFor(portal)
|
|
|
|
attachmentMap := map[string]*database.Message{}
|
|
for _, existingPart := range existing {
|
|
if existingPart.AttachmentID != "" {
|
|
attachmentMap[existingPart.AttachmentID] = existingPart
|
|
}
|
|
}
|
|
for _, remainingAttachment := range msg.Attachments {
|
|
if _, found := attachmentMap[remainingAttachment.ID]; found {
|
|
delete(attachmentMap, remainingAttachment.ID)
|
|
}
|
|
}
|
|
for _, remainingSticker := range msg.StickerItems {
|
|
if _, found := attachmentMap[remainingSticker.ID]; found {
|
|
delete(attachmentMap, remainingSticker.ID)
|
|
}
|
|
}
|
|
for _, remainingEmbed := range msg.Embeds {
|
|
// Other types of embeds are sent inline with the text message part
|
|
if getEmbedType(remainingEmbed) != EmbedVideo {
|
|
continue
|
|
}
|
|
embedID := "video_" + remainingEmbed.URL
|
|
if _, found := attachmentMap[embedID]; found {
|
|
delete(attachmentMap, embedID)
|
|
}
|
|
}
|
|
for _, deletedAttachment := range attachmentMap {
|
|
_, err := intent.RedactEvent(portal.MXID, deletedAttachment.MXID)
|
|
if err != nil {
|
|
log.Warn().Err(err).
|
|
Str("event_id", deletedAttachment.MXID.String()).
|
|
Msg("Failed to redact attachment")
|
|
}
|
|
deletedAttachment.Delete()
|
|
}
|
|
|
|
var converted *ConvertedMessage
|
|
// Slightly hacky special case: messages with gif links will get an embed with the gif.
|
|
// The link isn't rendered on Discord, so just edit the link message into a gif message on Matrix too.
|
|
if isPlainGifMessage(msg) {
|
|
converted = portal.convertDiscordVideoEmbed(ctx, intent, msg.Embeds[0])
|
|
} else {
|
|
converted = portal.convertDiscordTextMessage(ctx, intent, msg)
|
|
}
|
|
if converted == nil {
|
|
log.Debug().
|
|
Bool("has_message_on_matrix", existing[0].AttachmentID == "").
|
|
Bool("has_text_on_discord", len(msg.Content) > 0).
|
|
Msg("Dropping non-text edit")
|
|
return
|
|
}
|
|
converted.Content.SetEdit(existing[0].MXID)
|
|
if converted.Extra != nil {
|
|
converted.Extra = map[string]any{
|
|
"m.new_content": converted.Extra,
|
|
}
|
|
}
|
|
|
|
var editTS int64
|
|
if msg.EditedTimestamp != nil {
|
|
editTS = msg.EditedTimestamp.UnixMilli()
|
|
}
|
|
// TODO figure out some way to deduplicate outgoing edits
|
|
resp, err := portal.sendMatrixMessage(intent, event.EventMessage, converted.Content, converted.Extra, editTS)
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to send edit to Matrix")
|
|
return
|
|
}
|
|
|
|
portal.sendDeliveryReceipt(resp.EventID)
|
|
|
|
if msg.EditedTimestamp != nil {
|
|
existing[0].UpdateEditTimestamp(*msg.EditedTimestamp)
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) handleDiscordMessageDelete(user *User, msg *discordgo.Message) {
|
|
existing := portal.bridge.DB.Message.GetByDiscordID(portal.Key, msg.ID)
|
|
intent := portal.MainIntent()
|
|
var lastResp id.EventID
|
|
for _, dbMsg := range existing {
|
|
resp, err := intent.RedactEvent(portal.MXID, dbMsg.MXID)
|
|
if err != nil {
|
|
portal.log.Err(err).
|
|
Str("message_id", msg.ID).
|
|
Str("event_id", dbMsg.MXID.String()).
|
|
Msg("Failed to redact Matrix message")
|
|
} else if resp != nil && resp.EventID != "" {
|
|
lastResp = resp.EventID
|
|
}
|
|
dbMsg.Delete()
|
|
}
|
|
if lastResp != "" {
|
|
portal.sendDeliveryReceipt(lastResp)
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) handleDiscordTyping(evt *discordgo.TypingStart) {
|
|
puppet := portal.bridge.GetPuppetByID(evt.UserID)
|
|
if puppet.Name == "" {
|
|
// Puppet hasn't been synced yet
|
|
return
|
|
}
|
|
log := portal.log.With().
|
|
Str("ghost_mxid", puppet.MXID.String()).
|
|
Str("action", "discord typing").
|
|
Logger()
|
|
intent := puppet.IntentFor(portal)
|
|
err := intent.EnsureJoined(portal.MXID)
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to ensure ghost is joined for typing notification")
|
|
return
|
|
}
|
|
_, err = intent.UserTyping(portal.MXID, true, 12*time.Second)
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to send typing notification to Matrix")
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) syncParticipant(source *User, participant *discordgo.User, remove bool) {
|
|
puppet := portal.bridge.GetPuppetByID(participant.ID)
|
|
puppet.UpdateInfo(source, participant)
|
|
log := portal.log.With().
|
|
Str("participant_id", participant.ID).
|
|
Str("ghost_mxid", puppet.MXID.String()).
|
|
Logger()
|
|
|
|
user := portal.bridge.GetUserByID(participant.ID)
|
|
if user != nil {
|
|
log.Debug().Msg("Ensuring Matrix user is invited or joined to room")
|
|
portal.ensureUserInvited(user, false)
|
|
}
|
|
|
|
if remove {
|
|
_, err := puppet.DefaultIntent().LeaveRoom(portal.MXID)
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to make ghost leave room after member remove event")
|
|
}
|
|
} else if user == nil || !puppet.IntentFor(portal).IsCustomPuppet {
|
|
if err := puppet.IntentFor(portal).EnsureJoined(portal.MXID); err != nil {
|
|
log.Warn().Err(err).Msg("Failed to add ghost to room")
|
|
}
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) syncParticipants(source *User, participants []*discordgo.User) {
|
|
for _, participant := range participants {
|
|
puppet := portal.bridge.GetPuppetByID(participant.ID)
|
|
puppet.UpdateInfo(source, participant)
|
|
|
|
user := portal.bridge.GetUserByID(participant.ID)
|
|
if user != nil {
|
|
portal.ensureUserInvited(user, false)
|
|
}
|
|
|
|
if user == nil || !puppet.IntentFor(portal).IsCustomPuppet {
|
|
if err := puppet.IntentFor(portal).EnsureJoined(portal.MXID); err != nil {
|
|
portal.log.Warn().Err(err).
|
|
Str("participant_id", participant.ID).
|
|
Msg("Failed to add ghost to room")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) encrypt(intent *appservice.IntentAPI, content *event.Content, eventType event.Type) (event.Type, error) {
|
|
if !portal.Encrypted || portal.bridge.Crypto == nil {
|
|
return eventType, nil
|
|
}
|
|
intent.AddDoublePuppetValue(content)
|
|
// TODO maybe the locking should be inside mautrix-go?
|
|
portal.encryptLock.Lock()
|
|
err := portal.bridge.Crypto.Encrypt(portal.MXID, eventType, content)
|
|
portal.encryptLock.Unlock()
|
|
if err != nil {
|
|
return eventType, fmt.Errorf("failed to encrypt event: %w", err)
|
|
}
|
|
return event.EventEncrypted, nil
|
|
}
|
|
|
|
func (portal *Portal) sendMatrixMessage(intent *appservice.IntentAPI, eventType event.Type, content *event.MessageEventContent, extraContent map[string]interface{}, timestamp int64) (*mautrix.RespSendEvent, error) {
|
|
wrappedContent := event.Content{Parsed: content, Raw: extraContent}
|
|
var err error
|
|
eventType, err = portal.encrypt(intent, &wrappedContent, eventType)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
_, _ = intent.UserTyping(portal.MXID, false, 0)
|
|
if timestamp == 0 {
|
|
return intent.SendMessageEvent(portal.MXID, eventType, &wrappedContent)
|
|
} else {
|
|
return intent.SendMassagedMessageEvent(portal.MXID, eventType, &wrappedContent, timestamp)
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) handleMatrixMessages(msg portalMatrixMessage) {
|
|
portal.forwardBackfillLock.Lock()
|
|
defer portal.forwardBackfillLock.Unlock()
|
|
switch msg.evt.Type {
|
|
case event.EventMessage, event.EventSticker:
|
|
portal.handleMatrixMessage(msg.user, msg.evt)
|
|
case event.EventRedaction:
|
|
portal.handleMatrixRedaction(msg.user, msg.evt)
|
|
case event.EventReaction:
|
|
portal.handleMatrixReaction(msg.user, msg.evt)
|
|
default:
|
|
portal.log.Warn().Str("event_type", msg.evt.Type.Type).Msg("Unknown event type in handleMatrixMessages")
|
|
}
|
|
}
|
|
|
|
const discordEpoch = 1420070400000
|
|
|
|
func generateNonce() string {
|
|
snowflake := (time.Now().UnixMilli() - discordEpoch) << 22
|
|
// Nonce snowflakes don't have internal IDs or increments
|
|
return strconv.FormatInt(snowflake, 10)
|
|
}
|
|
|
|
func (portal *Portal) getEvent(mxid id.EventID) (*event.Event, error) {
|
|
evt, err := portal.MainIntent().GetEvent(portal.MXID, mxid)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
_ = evt.Content.ParseRaw(evt.Type)
|
|
if evt.Type == event.EventEncrypted {
|
|
decryptedEvt, err := portal.bridge.Crypto.Decrypt(evt)
|
|
if err != nil {
|
|
return nil, err
|
|
} else {
|
|
evt = decryptedEvt
|
|
}
|
|
}
|
|
return evt, nil
|
|
}
|
|
|
|
func genThreadName(evt *event.Event) string {
|
|
body := evt.Content.AsMessage().Body
|
|
if len(body) == 0 {
|
|
return "thread"
|
|
}
|
|
fields := strings.Fields(body)
|
|
var title string
|
|
for _, field := range fields {
|
|
if len(title)+len(field) < 40 {
|
|
title += field
|
|
title += " "
|
|
continue
|
|
}
|
|
if len(title) == 0 {
|
|
title = field[:40]
|
|
}
|
|
break
|
|
}
|
|
return title
|
|
}
|
|
|
|
func (portal *Portal) startThreadFromMatrix(sender *User, threadRoot id.EventID) (string, error) {
|
|
rootEvt, err := portal.getEvent(threadRoot)
|
|
if err != nil {
|
|
return "", fmt.Errorf("failed to get root event: %w", err)
|
|
}
|
|
threadName := genThreadName(rootEvt)
|
|
|
|
existingMsg := portal.bridge.DB.Message.GetByMXID(portal.Key, threadRoot)
|
|
if existingMsg == nil {
|
|
return "", fmt.Errorf("unknown root event")
|
|
} else if existingMsg.ThreadID != "" {
|
|
return "", fmt.Errorf("root event is already in a thread")
|
|
} else {
|
|
var ch *discordgo.Channel
|
|
ch, err = sender.Session.MessageThreadStartComplex(portal.Key.ChannelID, existingMsg.DiscordID, &discordgo.ThreadStart{
|
|
Name: threadName,
|
|
AutoArchiveDuration: 24 * 60,
|
|
Type: discordgo.ChannelTypeGuildPublicThread,
|
|
Location: "Message",
|
|
})
|
|
if err != nil {
|
|
return "", fmt.Errorf("error starting thread: %v", err)
|
|
}
|
|
portal.log.Debug().
|
|
Str("thread_root_mxid", threadRoot.String()).
|
|
Str("thread_id", ch.ID).
|
|
Msg("Created Discord thread")
|
|
portal.bridge.GetThreadByID(existingMsg.DiscordID, existingMsg)
|
|
return ch.ID, nil
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) sendErrorMessage(msgType, message string, confirmed bool) id.EventID {
|
|
if !portal.bridge.Config.Bridge.MessageErrorNotices {
|
|
return ""
|
|
}
|
|
certainty := "may not have been"
|
|
if confirmed {
|
|
certainty = "was not"
|
|
}
|
|
resp, err := portal.sendMatrixMessage(portal.MainIntent(), event.EventMessage, &event.MessageEventContent{
|
|
MsgType: event.MsgNotice,
|
|
Body: fmt.Sprintf("\u26a0 Your %s %s bridged: %v", msgType, certainty, message),
|
|
}, nil, 0)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).Msg("Failed to send bridging error message")
|
|
return ""
|
|
}
|
|
return resp.EventID
|
|
}
|
|
|
|
var (
|
|
errUnknownMsgType = errors.New("unknown msgtype")
|
|
errUnexpectedParsedContentType = errors.New("unexpected parsed content type")
|
|
errUserNotReceiver = errors.New("user is not portal receiver")
|
|
errUserNotLoggedIn = errors.New("user is not logged in and portal doesn't have webhook")
|
|
errUnknownEditTarget = errors.New("unknown edit target")
|
|
errUnknownRelationType = errors.New("unknown relation type")
|
|
errTargetNotFound = errors.New("target event not found")
|
|
errUnknownEmoji = errors.New("unknown emoji")
|
|
errCantStartThread = errors.New("can't create thread without being logged into Discord")
|
|
)
|
|
|
|
func errorToStatusReason(err error) (reason event.MessageStatusReason, status event.MessageStatus, isCertain, sendNotice bool, humanMessage string, checkpointError error) {
|
|
var restErr *discordgo.RESTError
|
|
switch {
|
|
case errors.Is(err, errUnknownMsgType),
|
|
errors.Is(err, errUnknownRelationType),
|
|
errors.Is(err, errUnexpectedParsedContentType),
|
|
errors.Is(err, errUnknownEmoji),
|
|
errors.Is(err, id.InvalidContentURI),
|
|
errors.Is(err, attachment.UnsupportedVersion),
|
|
errors.Is(err, attachment.UnsupportedAlgorithm),
|
|
errors.Is(err, errCantStartThread):
|
|
return event.MessageStatusUnsupported, event.MessageStatusFail, true, true, "", nil
|
|
case errors.Is(err, attachment.HashMismatch),
|
|
errors.Is(err, attachment.InvalidKey),
|
|
errors.Is(err, attachment.InvalidInitVector):
|
|
return event.MessageStatusUndecryptable, event.MessageStatusFail, true, true, "", nil
|
|
case errors.Is(err, errUserNotReceiver), errors.Is(err, errUserNotLoggedIn):
|
|
return event.MessageStatusNoPermission, event.MessageStatusFail, true, false, "", nil
|
|
case errors.Is(err, errUnknownEditTarget):
|
|
return event.MessageStatusGenericError, event.MessageStatusFail, true, false, "", nil
|
|
case errors.Is(err, errTargetNotFound):
|
|
return event.MessageStatusGenericError, event.MessageStatusFail, true, false, "", nil
|
|
case errors.As(err, &restErr):
|
|
if restErr.Message != nil && (restErr.Message.Code != 0 || len(restErr.Message.Message) > 0) {
|
|
reason, humanMessage = restErrorToStatusReason(restErr.Message)
|
|
status = event.MessageStatusFail
|
|
isCertain = true
|
|
sendNotice = true
|
|
checkpointError = fmt.Errorf("HTTP %d: %d: %s", restErr.Response.StatusCode, restErr.Message.Code, restErr.Message.Message)
|
|
if len(restErr.Message.Errors) > 0 {
|
|
jsonExtraErrors, _ := json.Marshal(restErr.Message.Errors)
|
|
checkpointError = fmt.Errorf("%w (%s)", checkpointError, jsonExtraErrors)
|
|
}
|
|
return
|
|
} else if restErr.Response.StatusCode == http.StatusBadRequest && bytes.HasPrefix(restErr.ResponseBody, []byte(`{"captcha_key"`)) {
|
|
return event.MessageStatusGenericError, event.MessageStatusRetriable, true, true, "Captcha error", errors.New("captcha required")
|
|
} else if restErr.Response != nil && (restErr.Response.StatusCode == http.StatusServiceUnavailable || restErr.Response.StatusCode == http.StatusBadGateway || restErr.Response.StatusCode == http.StatusGatewayTimeout) {
|
|
return event.MessageStatusGenericError, event.MessageStatusRetriable, true, true, fmt.Sprintf("HTTP %s", restErr.Response.Status), fmt.Errorf("HTTP %d", restErr.Response.StatusCode)
|
|
}
|
|
fallthrough
|
|
case errors.Is(err, context.DeadlineExceeded):
|
|
return event.MessageStatusTooOld, event.MessageStatusRetriable, false, true, "", context.DeadlineExceeded
|
|
case strings.HasSuffix(err.Error(), "(Client.Timeout exceeded while awaiting headers)"):
|
|
return event.MessageStatusTooOld, event.MessageStatusRetriable, false, true, "", errors.New("HTTP request timed out")
|
|
case errors.Is(err, syscall.ECONNRESET):
|
|
return event.MessageStatusGenericError, event.MessageStatusRetriable, false, true, "", errors.New("connection reset")
|
|
default:
|
|
return event.MessageStatusGenericError, event.MessageStatusRetriable, false, true, "", nil
|
|
}
|
|
}
|
|
|
|
func restErrorToStatusReason(msg *discordgo.APIErrorMessage) (reason event.MessageStatusReason, humanMessage string) {
|
|
switch msg.Code {
|
|
case discordgo.ErrCodeRequestEntityTooLarge:
|
|
return event.MessageStatusUnsupported, "Attachment is too large"
|
|
case discordgo.ErrCodeUnknownEmoji:
|
|
return event.MessageStatusUnsupported, "Unsupported emoji"
|
|
case discordgo.ErrCodeMissingPermissions, discordgo.ErrCodeMissingAccess:
|
|
return event.MessageStatusUnsupported, "You don't have the permissions to do that"
|
|
case discordgo.ErrCodeCannotSendMessagesToThisUser:
|
|
return event.MessageStatusUnsupported, "You can't send messages to this user"
|
|
case discordgo.ErrCodeCannotSendMessagesInVoiceChannel:
|
|
return event.MessageStatusUnsupported, "You can't send messages in a non-text channel"
|
|
case discordgo.ErrCodeInvalidFormBody:
|
|
contentErrs := msg.Errors["content"].Errors
|
|
if len(contentErrs) == 1 && contentErrs[0].Code == "BASE_TYPE_MAX_LENGTH" {
|
|
return event.MessageStatusUnsupported, "Message is too long: " + contentErrs[0].Message
|
|
}
|
|
}
|
|
return event.MessageStatusGenericError, fmt.Sprintf("%d: %s", msg.Code, msg.Message)
|
|
}
|
|
|
|
func (portal *Portal) sendStatusEvent(evtID id.EventID, err error) {
|
|
if !portal.bridge.Config.Bridge.MessageStatusEvents {
|
|
return
|
|
}
|
|
intent := portal.bridge.Bot
|
|
if !portal.Encrypted {
|
|
// Bridge bot isn't present in unencrypted DMs
|
|
intent = portal.MainIntent()
|
|
}
|
|
stateKey, _ := portal.getBridgeInfo()
|
|
content := event.BeeperMessageStatusEventContent{
|
|
Network: stateKey,
|
|
RelatesTo: event.RelatesTo{
|
|
Type: event.RelReference,
|
|
EventID: evtID,
|
|
},
|
|
Status: event.MessageStatusSuccess,
|
|
}
|
|
if err == nil {
|
|
content.Status = event.MessageStatusSuccess
|
|
} else {
|
|
var checkpointErr error
|
|
content.Reason, content.Status, _, _, content.Message, checkpointErr = errorToStatusReason(err)
|
|
if checkpointErr != nil {
|
|
content.Error = checkpointErr.Error()
|
|
} else {
|
|
content.Error = err.Error()
|
|
}
|
|
}
|
|
_, err = intent.SendMessageEvent(portal.MXID, event.BeeperMessageStatus, &content)
|
|
if err != nil {
|
|
portal.log.Err(err).Str("event_id", evtID.String()).Msg("Failed to send message status event")
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) sendMessageMetrics(evt *event.Event, err error, part string) {
|
|
var msgType string
|
|
switch evt.Type {
|
|
case event.EventMessage, event.EventSticker:
|
|
msgType = "message"
|
|
case event.EventReaction:
|
|
msgType = "reaction"
|
|
case event.EventRedaction:
|
|
msgType = "redaction"
|
|
default:
|
|
msgType = "unknown event"
|
|
}
|
|
level := zerolog.DebugLevel
|
|
if err != nil && part != "Ignoring" {
|
|
level = zerolog.ErrorLevel
|
|
}
|
|
logEvt := portal.log.WithLevel(level).
|
|
Str("action", "send matrix message metrics").
|
|
Str("event_type", evt.Type.Type).
|
|
Str("event_id", evt.ID.String()).
|
|
Str("sender", evt.Sender.String())
|
|
if evt.Type == event.EventRedaction {
|
|
logEvt.Str("redacts", evt.Redacts.String())
|
|
}
|
|
if err != nil {
|
|
logEvt.Err(err).
|
|
Str("result", fmt.Sprintf("%s event", part)).
|
|
Msg("Matrix event not handled")
|
|
reason, statusCode, isCertain, sendNotice, humanMessage, checkpointErr := errorToStatusReason(err)
|
|
if checkpointErr == nil {
|
|
checkpointErr = err
|
|
}
|
|
checkpointStatus := status.ReasonToCheckpointStatus(reason, statusCode)
|
|
portal.bridge.SendMessageCheckpoint(evt, status.MsgStepRemote, checkpointErr, checkpointStatus, 0)
|
|
if sendNotice {
|
|
if humanMessage == "" {
|
|
humanMessage = err.Error()
|
|
}
|
|
portal.sendErrorMessage(msgType, humanMessage, isCertain)
|
|
}
|
|
portal.sendStatusEvent(evt.ID, err)
|
|
} else {
|
|
logEvt.Err(err).Msg("Matrix event handled successfully")
|
|
portal.sendDeliveryReceipt(evt.ID)
|
|
portal.bridge.SendMessageSuccessCheckpoint(evt, status.MsgStepRemote, 0)
|
|
portal.sendStatusEvent(evt.ID, nil)
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) getRelayUserMeta(sender *User) (name, avatarURL string) {
|
|
member := portal.bridge.StateStore.GetMember(portal.MXID, sender.MXID)
|
|
name = member.Displayname
|
|
if name == "" {
|
|
name = sender.MXID.String()
|
|
}
|
|
mxc := member.AvatarURL.ParseOrIgnore()
|
|
if !mxc.IsEmpty() {
|
|
avatarURL = mautrix.BuildURL(
|
|
portal.bridge.PublicHSAddress,
|
|
"_matrix", "media", "v3", "download", mxc.Homeserver, mxc.FileID,
|
|
).String()
|
|
}
|
|
return
|
|
}
|
|
|
|
const replyEmbedMaxLines = 1
|
|
const replyEmbedMaxChars = 72
|
|
|
|
func cutBody(body string) string {
|
|
lines := strings.Split(strings.TrimSpace(body), "\n")
|
|
var output string
|
|
for i, line := range lines {
|
|
if i >= replyEmbedMaxLines {
|
|
output += " […]"
|
|
break
|
|
}
|
|
if i > 0 {
|
|
output += "\n"
|
|
}
|
|
output += line
|
|
if len(output) > replyEmbedMaxChars {
|
|
output = output[:replyEmbedMaxChars] + "…"
|
|
break
|
|
}
|
|
}
|
|
return output
|
|
}
|
|
|
|
func (portal *Portal) convertReplyMessageToEmbed(eventID id.EventID, url string) (*discordgo.MessageEmbed, error) {
|
|
evt, err := portal.MainIntent().GetEvent(portal.MXID, eventID)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to fetch event: %w", err)
|
|
}
|
|
err = evt.Content.ParseRaw(evt.Type)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to parse event content: %w", err)
|
|
}
|
|
content, ok := evt.Content.Parsed.(*event.MessageEventContent)
|
|
if !ok {
|
|
return nil, fmt.Errorf("unsupported event type %s / %T", evt.Type.String(), evt.Content.Parsed)
|
|
}
|
|
content.RemoveReplyFallback()
|
|
var targetUser string
|
|
|
|
puppet := portal.bridge.GetPuppetByMXID(evt.Sender)
|
|
if puppet != nil {
|
|
targetUser = fmt.Sprintf("<@%s>", puppet.ID)
|
|
} else if user := portal.bridge.GetUserByMXID(evt.Sender); user != nil && user.DiscordID != "" {
|
|
targetUser = fmt.Sprintf("<@%s>", user.DiscordID)
|
|
} else if member := portal.bridge.StateStore.GetMember(portal.MXID, evt.Sender); member != nil && member.Displayname != "" {
|
|
targetUser = member.Displayname
|
|
} else {
|
|
targetUser = evt.Sender.String()
|
|
}
|
|
body := escapeDiscordMarkdown(cutBody(content.Body))
|
|
body = fmt.Sprintf("**[Replying to](%s) %s**\n%s", url, targetUser, body)
|
|
embed := &discordgo.MessageEmbed{Description: body}
|
|
return embed, nil
|
|
}
|
|
|
|
func (portal *Portal) handleMatrixMessage(sender *User, evt *event.Event) {
|
|
if portal.IsPrivateChat() && sender.DiscordID != portal.Key.Receiver {
|
|
go portal.sendMessageMetrics(evt, errUserNotReceiver, "Ignoring")
|
|
return
|
|
}
|
|
|
|
content, ok := evt.Content.Parsed.(*event.MessageEventContent)
|
|
if !ok {
|
|
go portal.sendMessageMetrics(evt, fmt.Errorf("%w %T", errUnexpectedParsedContentType, evt.Content.Parsed), "Ignoring")
|
|
return
|
|
}
|
|
|
|
channelID := portal.Key.ChannelID
|
|
sess := sender.Session
|
|
if sess == nil && portal.RelayWebhookID == "" {
|
|
go portal.sendMessageMetrics(evt, errUserNotLoggedIn, "Ignoring")
|
|
return
|
|
}
|
|
isWebhookSend := sess == nil
|
|
var threadID string
|
|
|
|
if editMXID := content.GetRelatesTo().GetReplaceID(); editMXID != "" && content.NewContent != nil {
|
|
edits := portal.bridge.DB.Message.GetByMXID(portal.Key, editMXID)
|
|
if edits != nil {
|
|
discordContent, allowedMentions := portal.parseMatrixHTML(content.NewContent)
|
|
var err error
|
|
var msg *discordgo.Message
|
|
if !isWebhookSend {
|
|
// TODO save edit in message table
|
|
msg, err = sess.ChannelMessageEdit(edits.DiscordProtoChannelID(), edits.DiscordID, discordContent)
|
|
} else {
|
|
msg, err = relayClient.WebhookMessageEdit(portal.RelayWebhookID, portal.RelayWebhookSecret, edits.DiscordID, &discordgo.WebhookEdit{
|
|
Content: &discordContent,
|
|
AllowedMentions: allowedMentions,
|
|
})
|
|
}
|
|
go portal.sendMessageMetrics(evt, err, "Failed to edit")
|
|
if msg.EditedTimestamp != nil {
|
|
edits.UpdateEditTimestamp(*msg.EditedTimestamp)
|
|
}
|
|
} else {
|
|
go portal.sendMessageMetrics(evt, fmt.Errorf("%w %s", errUnknownEditTarget, editMXID), "Ignoring")
|
|
}
|
|
return
|
|
} else if threadRoot := content.GetRelatesTo().GetThreadParent(); threadRoot != "" {
|
|
existingThread := portal.bridge.DB.Thread.GetByMatrixRootMsg(threadRoot)
|
|
if existingThread != nil {
|
|
threadID = existingThread.ID
|
|
} else {
|
|
if isWebhookSend {
|
|
// TODO start thread with bot?
|
|
go portal.sendMessageMetrics(evt, errCantStartThread, "Dropping")
|
|
return
|
|
}
|
|
var err error
|
|
threadID, err = portal.startThreadFromMatrix(sender, threadRoot)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).
|
|
Str("thread_root_mxid", threadRoot.String()).
|
|
Msg("Failed to start thread from Matrix")
|
|
}
|
|
}
|
|
}
|
|
if threadID != "" {
|
|
channelID = threadID
|
|
}
|
|
|
|
var sendReq discordgo.MessageSend
|
|
|
|
var description string
|
|
if evt.Type == event.EventSticker {
|
|
content.MsgType = event.MsgImage
|
|
if mimeData := mimetype.Lookup(content.Info.MimeType); mimeData != nil {
|
|
description = content.Body
|
|
content.Body = "sticker" + mimeData.Extension()
|
|
}
|
|
}
|
|
|
|
if replyToMXID := content.RelatesTo.GetNonFallbackReplyTo(); replyToMXID != "" {
|
|
replyTo := portal.bridge.DB.Message.GetByMXID(portal.Key, replyToMXID)
|
|
if replyTo != nil && replyTo.ThreadID == threadID {
|
|
if isWebhookSend {
|
|
messageURL := fmt.Sprintf("https://discord.com/channels/%s/%s/%s", portal.GuildID, channelID, replyTo.DiscordID)
|
|
embed, err := portal.convertReplyMessageToEmbed(replyTo.MXID, messageURL)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).Msg("Failed to convert reply message to embed for webhook send")
|
|
} else if embed != nil {
|
|
sendReq.Embeds = []*discordgo.MessageEmbed{embed}
|
|
}
|
|
} else {
|
|
sendReq.Reference = &discordgo.MessageReference{
|
|
ChannelID: channelID,
|
|
MessageID: replyTo.DiscordID,
|
|
}
|
|
}
|
|
}
|
|
}
|
|
switch content.MsgType {
|
|
case event.MsgText, event.MsgEmote, event.MsgNotice:
|
|
sendReq.Content, sendReq.AllowedMentions = portal.parseMatrixHTML(content)
|
|
case event.MsgAudio, event.MsgFile, event.MsgImage, event.MsgVideo:
|
|
data, err := downloadMatrixAttachment(portal.MainIntent(), content)
|
|
if err != nil {
|
|
go portal.sendMessageMetrics(evt, err, "Error downloading media in")
|
|
return
|
|
}
|
|
filename := content.Body
|
|
if content.FileName != "" && content.FileName != content.Body {
|
|
filename = content.FileName
|
|
sendReq.Content, sendReq.AllowedMentions = portal.parseMatrixHTML(content)
|
|
}
|
|
|
|
if !isWebhookSend && sess.IsUser {
|
|
att := &discordgo.MessageAttachment{
|
|
ID: "0",
|
|
Filename: filename,
|
|
Description: description,
|
|
}
|
|
sendReq.Attachments = []*discordgo.MessageAttachment{att}
|
|
prep, err := sender.Session.ChannelAttachmentCreate(channelID, &discordgo.ReqPrepareAttachments{
|
|
Files: []*discordgo.FilePrepare{{
|
|
Size: len(data),
|
|
Name: att.Filename,
|
|
ID: sender.NextDiscordUploadID(),
|
|
}},
|
|
})
|
|
if err != nil {
|
|
go portal.sendMessageMetrics(evt, err, "Error preparing to reupload media in")
|
|
return
|
|
}
|
|
prepared := prep.Attachments[0]
|
|
att.UploadedFilename = prepared.UploadFilename
|
|
err = uploadDiscordAttachment(prepared.UploadURL, data)
|
|
if err != nil {
|
|
go portal.sendMessageMetrics(evt, err, "Error reuploading media in")
|
|
return
|
|
}
|
|
} else {
|
|
sendReq.Files = []*discordgo.File{{
|
|
Name: filename,
|
|
ContentType: content.Info.MimeType,
|
|
Reader: bytes.NewReader(data),
|
|
}}
|
|
}
|
|
default:
|
|
go portal.sendMessageMetrics(evt, fmt.Errorf("%w %q", errUnknownMsgType, content.MsgType), "Ignoring")
|
|
return
|
|
}
|
|
if !isWebhookSend {
|
|
// AllowedMentions must not be set for real users, and it's also not that useful for personal bots.
|
|
// It's only important for relaying, where the webhook may have higher permissions than the user on Matrix.
|
|
sendReq.AllowedMentions = nil
|
|
} else if strings.Contains(sendReq.Content, "@everyone") || strings.Contains(sendReq.Content, "@here") {
|
|
powerLevels, err := portal.MainIntent().PowerLevels(portal.MXID)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).
|
|
Str("user_id", sender.MXID.String()).
|
|
Msg("Failed to get power levels to check if user can use @everyone")
|
|
} else if powerLevels.GetUserLevel(sender.MXID) >= powerLevels.Notifications.Room() {
|
|
sendReq.AllowedMentions.Parse = append(sendReq.AllowedMentions.Parse, discordgo.AllowedMentionTypeEveryone)
|
|
}
|
|
}
|
|
sendReq.Nonce = generateNonce()
|
|
var msg *discordgo.Message
|
|
var err error
|
|
if !isWebhookSend {
|
|
msg, err = sess.ChannelMessageSendComplex(channelID, &sendReq)
|
|
} else {
|
|
username, avatarURL := portal.getRelayUserMeta(sender)
|
|
msg, err = relayClient.WebhookThreadExecute(portal.RelayWebhookID, portal.RelayWebhookSecret, true, threadID, &discordgo.WebhookParams{
|
|
Content: sendReq.Content,
|
|
Username: username,
|
|
AvatarURL: avatarURL,
|
|
TTS: sendReq.TTS,
|
|
Files: sendReq.Files,
|
|
Components: sendReq.Components,
|
|
Embeds: sendReq.Embeds,
|
|
AllowedMentions: sendReq.AllowedMentions,
|
|
})
|
|
}
|
|
go portal.sendMessageMetrics(evt, err, "Error sending")
|
|
if msg != nil {
|
|
dbMsg := portal.bridge.DB.Message.New()
|
|
dbMsg.Channel = portal.Key
|
|
dbMsg.DiscordID = msg.ID
|
|
if len(msg.Attachments) > 0 {
|
|
dbMsg.AttachmentID = msg.Attachments[0].ID
|
|
}
|
|
dbMsg.MXID = evt.ID
|
|
if sess != nil {
|
|
dbMsg.SenderID = sender.DiscordID
|
|
} else {
|
|
dbMsg.SenderID = portal.RelayWebhookID
|
|
}
|
|
dbMsg.Timestamp, _ = discordgo.SnowflakeTimestamp(msg.ID)
|
|
dbMsg.ThreadID = threadID
|
|
dbMsg.Insert()
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) sendDeliveryReceipt(eventID id.EventID) {
|
|
if portal.bridge.Config.Bridge.DeliveryReceipts {
|
|
err := portal.bridge.Bot.MarkRead(portal.MXID, eventID)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).
|
|
Str("event_id", eventID.String()).
|
|
Msg("Failed to send delivery receipt")
|
|
}
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) HandleMatrixLeave(brSender bridge.User) {
|
|
sender := brSender.(*User)
|
|
if portal.IsPrivateChat() && sender.DiscordID == portal.Key.Receiver {
|
|
portal.log.Debug().Msg("User left private chat portal, cleaning up and deleting...")
|
|
portal.cleanup(false)
|
|
portal.RemoveMXID()
|
|
} else {
|
|
portal.cleanupIfEmpty()
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) HandleMatrixKick(brSender bridge.User, brTarget bridge.Ghost) {}
|
|
func (portal *Portal) HandleMatrixInvite(brSender bridge.User, brTarget bridge.Ghost) {}
|
|
|
|
func (portal *Portal) Delete() {
|
|
portal.Portal.Delete()
|
|
portal.bridge.portalsLock.Lock()
|
|
delete(portal.bridge.portalsByID, portal.Key)
|
|
if portal.MXID != "" {
|
|
delete(portal.bridge.portalsByMXID, portal.MXID)
|
|
}
|
|
portal.bridge.portalsLock.Unlock()
|
|
}
|
|
|
|
func (portal *Portal) cleanupIfEmpty() {
|
|
if portal.MXID == "" {
|
|
return
|
|
}
|
|
|
|
users, err := portal.getMatrixUsers()
|
|
if err != nil {
|
|
portal.log.Err(err).Msg("Failed to get Matrix user list to determine if portal needs to be cleaned up")
|
|
return
|
|
}
|
|
|
|
if len(users) == 0 {
|
|
portal.log.Info().Msg("Room seems to be empty, cleaning up...")
|
|
portal.cleanup(false)
|
|
portal.RemoveMXID()
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) RemoveMXID() {
|
|
portal.bridge.portalsLock.Lock()
|
|
defer portal.bridge.portalsLock.Unlock()
|
|
if portal.MXID == "" {
|
|
return
|
|
}
|
|
delete(portal.bridge.portalsByMXID, portal.MXID)
|
|
portal.MXID = ""
|
|
portal.log = portal.bridge.ZLog.With().
|
|
Str("channel_id", portal.Key.ChannelID).
|
|
Str("channel_receiver", portal.Key.Receiver).
|
|
Str("room_id", portal.MXID.String()).
|
|
Logger()
|
|
portal.AvatarSet = false
|
|
portal.NameSet = false
|
|
portal.TopicSet = false
|
|
portal.Encrypted = false
|
|
portal.InSpace = ""
|
|
portal.FirstEventID = ""
|
|
portal.Update()
|
|
portal.bridge.DB.Message.DeleteAll(portal.Key)
|
|
}
|
|
|
|
func (portal *Portal) cleanup(puppetsOnly bool) {
|
|
if portal.MXID == "" {
|
|
return
|
|
}
|
|
intent := portal.MainIntent()
|
|
if portal.bridge.SpecVersions.UnstableFeatures["com.beeper.room_yeeting"] {
|
|
err := intent.BeeperDeleteRoom(portal.MXID)
|
|
if err != nil && !errors.Is(err, mautrix.MNotFound) {
|
|
portal.log.Err(err).Msg("Failed to delete room using hungryserv yeet endpoint")
|
|
}
|
|
return
|
|
}
|
|
|
|
if portal.IsPrivateChat() {
|
|
_, err := portal.MainIntent().LeaveRoom(portal.MXID)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).Msg("Failed to leave private chat portal with main intent")
|
|
}
|
|
return
|
|
}
|
|
|
|
portal.bridge.cleanupRoom(intent, portal.MXID, puppetsOnly, portal.log)
|
|
}
|
|
|
|
func (br *DiscordBridge) cleanupRoom(intent *appservice.IntentAPI, mxid id.RoomID, puppetsOnly bool, log zerolog.Logger) {
|
|
members, err := intent.JoinedMembers(mxid)
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to get portal members for cleanup")
|
|
return
|
|
}
|
|
|
|
for member := range members.Joined {
|
|
if member == intent.UserID {
|
|
continue
|
|
}
|
|
|
|
puppet := br.GetPuppetByMXID(member)
|
|
if puppet != nil {
|
|
_, err = puppet.DefaultIntent().LeaveRoom(mxid)
|
|
if err != nil {
|
|
log.Err(err).Msg("Error leaving as puppet while cleaning up portal")
|
|
}
|
|
} else if !puppetsOnly {
|
|
_, err = intent.KickUser(mxid, &mautrix.ReqKickUser{UserID: member, Reason: "Deleting portal"})
|
|
if err != nil {
|
|
log.Err(err).Msg("Error kicking user while cleaning up portal")
|
|
}
|
|
}
|
|
}
|
|
|
|
_, err = intent.LeaveRoom(mxid)
|
|
if err != nil {
|
|
log.Err(err).Msg("Error leaving with main intent while cleaning up portal")
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) getMatrixUsers() ([]id.UserID, error) {
|
|
members, err := portal.MainIntent().JoinedMembers(portal.MXID)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to get member list: %w", err)
|
|
}
|
|
|
|
var users []id.UserID
|
|
for userID := range members.Joined {
|
|
_, isPuppet := portal.bridge.ParsePuppetMXID(userID)
|
|
if !isPuppet && userID != portal.bridge.Bot.UserID {
|
|
users = append(users, userID)
|
|
}
|
|
}
|
|
|
|
return users, nil
|
|
}
|
|
|
|
func (portal *Portal) handleMatrixReaction(sender *User, evt *event.Event) {
|
|
if portal.IsPrivateChat() && sender.DiscordID != portal.Key.Receiver {
|
|
go portal.sendMessageMetrics(evt, errUserNotReceiver, "Ignoring")
|
|
return
|
|
} else if !sender.IsLoggedIn() {
|
|
//go portal.sendMessageMetrics(evt, errReactionUserNotLoggedIn, "Ignoring")
|
|
return
|
|
}
|
|
|
|
reaction := evt.Content.AsReaction()
|
|
if reaction.RelatesTo.Type != event.RelAnnotation {
|
|
go portal.sendMessageMetrics(evt, fmt.Errorf("%w %s", errUnknownRelationType, reaction.RelatesTo.Type), "Ignoring")
|
|
return
|
|
}
|
|
|
|
if reaction.RelatesTo.Key == JoinThreadReaction {
|
|
thread := portal.bridge.GetThreadByRootOrCreationNoticeMXID(reaction.RelatesTo.EventID)
|
|
if thread == nil {
|
|
go portal.sendMessageMetrics(evt, errTargetNotFound, "Ignoring thread join")
|
|
return
|
|
}
|
|
thread.Join(sender)
|
|
return
|
|
}
|
|
|
|
msg := portal.bridge.DB.Message.GetByMXID(portal.Key, reaction.RelatesTo.EventID)
|
|
if msg == nil {
|
|
go portal.sendMessageMetrics(evt, errTargetNotFound, "Ignoring")
|
|
return
|
|
}
|
|
|
|
firstMsg := msg
|
|
if msg.AttachmentID != "" {
|
|
firstMsg = portal.bridge.DB.Message.GetFirstByDiscordID(portal.Key, msg.DiscordID)
|
|
// TODO should the emoji be rerouted to the first message if it's different?
|
|
}
|
|
|
|
// Figure out if this is a custom emoji or not.
|
|
emojiID := reaction.RelatesTo.Key
|
|
if strings.HasPrefix(emojiID, "mxc://") {
|
|
uri, _ := id.ParseContentURI(emojiID)
|
|
emojiFile := portal.bridge.DB.File.GetByMXC(uri)
|
|
if emojiFile == nil || emojiFile.ID == "" || emojiFile.EmojiName == "" {
|
|
go portal.sendMessageMetrics(evt, fmt.Errorf("%w %s", errUnknownEmoji, emojiID), "Ignoring")
|
|
return
|
|
}
|
|
|
|
emojiID = fmt.Sprintf("%s:%s", emojiFile.EmojiName, emojiFile.ID)
|
|
} else {
|
|
emojiID = variationselector.FullyQualify(emojiID)
|
|
}
|
|
|
|
existing := portal.bridge.DB.Reaction.GetByDiscordID(portal.Key, msg.DiscordID, sender.DiscordID, emojiID)
|
|
if existing != nil {
|
|
portal.log.Debug().
|
|
Str("event_id", evt.ID.String()).
|
|
Str("existing_reaction_mxid", existing.MXID.String()).
|
|
Msg("Dropping duplicate Matrix reaction")
|
|
go portal.sendMessageMetrics(evt, nil, "")
|
|
return
|
|
}
|
|
|
|
err := sender.Session.MessageReactionAdd(msg.DiscordProtoChannelID(), msg.DiscordID, emojiID)
|
|
go portal.sendMessageMetrics(evt, err, "Error sending")
|
|
if err == nil {
|
|
dbReaction := portal.bridge.DB.Reaction.New()
|
|
dbReaction.Channel = portal.Key
|
|
dbReaction.MessageID = msg.DiscordID
|
|
dbReaction.FirstAttachmentID = firstMsg.AttachmentID
|
|
dbReaction.Sender = sender.DiscordID
|
|
dbReaction.EmojiName = emojiID
|
|
dbReaction.ThreadID = msg.ThreadID
|
|
dbReaction.MXID = evt.ID
|
|
dbReaction.Insert()
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) handleDiscordReaction(user *User, reaction *discordgo.MessageReaction, add bool, thread *Thread, member *discordgo.Member) {
|
|
puppet := portal.bridge.GetPuppetByID(reaction.UserID)
|
|
if member != nil {
|
|
puppet.UpdateInfo(user, member.User)
|
|
}
|
|
intent := puppet.IntentFor(portal)
|
|
|
|
log := portal.log.With().
|
|
Str("message_id", reaction.MessageID).
|
|
Str("author_id", reaction.UserID).
|
|
Bool("add", add).
|
|
Str("action", "discord reaction").
|
|
Logger()
|
|
|
|
var discordID string
|
|
var matrixReaction string
|
|
|
|
if reaction.Emoji.ID != "" {
|
|
reactionMXC := portal.getEmojiMXCByDiscordID(reaction.Emoji.ID, reaction.Emoji.Name, reaction.Emoji.Animated)
|
|
if reactionMXC.IsEmpty() {
|
|
return
|
|
}
|
|
matrixReaction = reactionMXC.String()
|
|
discordID = fmt.Sprintf("%s:%s", reaction.Emoji.Name, reaction.Emoji.ID)
|
|
} else {
|
|
discordID = reaction.Emoji.Name
|
|
matrixReaction = variationselector.Add(reaction.Emoji.Name)
|
|
}
|
|
|
|
// Find the message that we're working with.
|
|
message := portal.bridge.DB.Message.GetByDiscordID(portal.Key, reaction.MessageID)
|
|
if message == nil {
|
|
log.Debug().Msg("Failed to add reaction to message: message not found")
|
|
return
|
|
}
|
|
|
|
// Lookup an existing reaction
|
|
existing := portal.bridge.DB.Reaction.GetByDiscordID(portal.Key, message[0].DiscordID, reaction.UserID, discordID)
|
|
if !add {
|
|
if existing == nil {
|
|
log.Debug().Msg("Failed to remove reaction: reaction not found")
|
|
return
|
|
}
|
|
|
|
resp, err := intent.RedactEvent(portal.MXID, existing.MXID)
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to remove reaction")
|
|
} else {
|
|
go portal.sendDeliveryReceipt(resp.EventID)
|
|
}
|
|
|
|
existing.Delete()
|
|
return
|
|
} else if existing != nil {
|
|
log.Debug().Msg("Ignoring duplicate reaction")
|
|
return
|
|
}
|
|
|
|
content := event.ReactionEventContent{
|
|
RelatesTo: event.RelatesTo{
|
|
EventID: message[0].MXID,
|
|
Type: event.RelAnnotation,
|
|
Key: matrixReaction,
|
|
},
|
|
}
|
|
extraContent := map[string]any{}
|
|
if reaction.Emoji.ID != "" {
|
|
extraContent["fi.mau.discord.reaction"] = map[string]any{
|
|
"id": reaction.Emoji.ID,
|
|
"name": reaction.Emoji.Name,
|
|
"mxc": matrixReaction,
|
|
}
|
|
wrappedShortcode := fmt.Sprintf(":%s:", reaction.Emoji.Name)
|
|
extraContent["com.beeper.reaction.shortcode"] = wrappedShortcode
|
|
if !portal.bridge.Config.Bridge.CustomEmojiReactions {
|
|
content.RelatesTo.Key = wrappedShortcode
|
|
}
|
|
}
|
|
|
|
resp, err := intent.SendMessageEvent(portal.MXID, event.EventReaction, &event.Content{
|
|
Parsed: &content,
|
|
Raw: extraContent,
|
|
})
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to send reaction")
|
|
return
|
|
}
|
|
|
|
if existing == nil {
|
|
dbReaction := portal.bridge.DB.Reaction.New()
|
|
dbReaction.Channel = portal.Key
|
|
dbReaction.MessageID = message[0].DiscordID
|
|
dbReaction.FirstAttachmentID = message[0].AttachmentID
|
|
dbReaction.Sender = reaction.UserID
|
|
dbReaction.EmojiName = discordID
|
|
dbReaction.MXID = resp.EventID
|
|
if thread != nil {
|
|
dbReaction.ThreadID = thread.ID
|
|
}
|
|
dbReaction.Insert()
|
|
portal.sendDeliveryReceipt(dbReaction.MXID)
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) handleMatrixRedaction(sender *User, evt *event.Event) {
|
|
if portal.IsPrivateChat() && sender.DiscordID != portal.Key.Receiver {
|
|
go portal.sendMessageMetrics(evt, errUserNotReceiver, "Ignoring")
|
|
return
|
|
}
|
|
|
|
sess := sender.Session
|
|
if sess == nil && portal.RelayWebhookID == "" {
|
|
go portal.sendMessageMetrics(evt, errUserNotLoggedIn, "Ignoring")
|
|
return
|
|
}
|
|
|
|
message := portal.bridge.DB.Message.GetByMXID(portal.Key, evt.Redacts)
|
|
if message != nil {
|
|
var err error
|
|
// TODO add support for deleting individual attachments from messages
|
|
if sess != nil {
|
|
err = sess.ChannelMessageDelete(message.DiscordProtoChannelID(), message.DiscordID)
|
|
} else {
|
|
// TODO pre-validate that the message was sent by the webhook?
|
|
err = relayClient.WebhookMessageDelete(portal.RelayWebhookID, portal.RelayWebhookSecret, message.DiscordID)
|
|
}
|
|
go portal.sendMessageMetrics(evt, err, "Error sending")
|
|
if err == nil {
|
|
message.Delete()
|
|
}
|
|
return
|
|
}
|
|
|
|
if sess != nil {
|
|
reaction := portal.bridge.DB.Reaction.GetByMXID(evt.Redacts)
|
|
if reaction != nil && reaction.Channel == portal.Key {
|
|
err := sess.MessageReactionRemove(reaction.DiscordProtoChannelID(), reaction.MessageID, reaction.EmojiName, reaction.Sender)
|
|
go portal.sendMessageMetrics(evt, err, "Error sending")
|
|
if err == nil {
|
|
reaction.Delete()
|
|
}
|
|
return
|
|
}
|
|
}
|
|
|
|
go portal.sendMessageMetrics(evt, errTargetNotFound, "Ignoring")
|
|
}
|
|
|
|
func (portal *Portal) HandleMatrixReadReceipt(brUser bridge.User, eventID id.EventID, receipt event.ReadReceipt) {
|
|
sender := brUser.(*User)
|
|
if sender.Session == nil {
|
|
return
|
|
}
|
|
var thread *Thread
|
|
discordThreadID := ""
|
|
if receipt.ThreadID != "" && receipt.ThreadID != event.ReadReceiptThreadMain {
|
|
thread = portal.bridge.GetThreadByRootMXID(receipt.ThreadID)
|
|
if thread != nil {
|
|
discordThreadID = thread.ID
|
|
}
|
|
}
|
|
log := portal.log.With().
|
|
Str("sender", brUser.GetMXID().String()).
|
|
Str("event_id", eventID.String()).
|
|
Str("action", "matrix read receipt").
|
|
Str("discord_thread_id", discordThreadID).
|
|
Logger()
|
|
if thread != nil {
|
|
if portal.bridge.Config.Bridge.AutojoinThreadOnOpen {
|
|
thread.Join(sender)
|
|
}
|
|
if eventID == thread.CreationNoticeMXID {
|
|
log.Debug().Msg("Dropping read receipt for thread creation notice")
|
|
return
|
|
}
|
|
}
|
|
if !sender.Session.IsUser {
|
|
// Drop read receipts from bot users (after checking for the thread auto-join stuff)
|
|
return
|
|
}
|
|
msg := portal.bridge.DB.Message.GetByMXID(portal.Key, eventID)
|
|
if msg == nil {
|
|
msg = portal.bridge.DB.Message.GetClosestBefore(portal.Key, discordThreadID, receipt.Timestamp)
|
|
if msg == nil {
|
|
log.Debug().Msg("Dropping read receipt: no messages found")
|
|
return
|
|
} else {
|
|
log = log.With().
|
|
Str("closest_event_id", msg.MXID.String()).
|
|
Str("closest_message_id", msg.DiscordID).
|
|
Logger()
|
|
log.Debug().Msg("Read receipt target event not found, using closest message")
|
|
}
|
|
} else {
|
|
log = log.With().
|
|
Str("message_id", msg.DiscordID).
|
|
Logger()
|
|
}
|
|
if receipt.ThreadID != "" && msg.ThreadID != discordThreadID {
|
|
log.Debug().
|
|
Str("receipt_thread_event_id", receipt.ThreadID.String()).
|
|
Str("message_discord_thread_id", msg.ThreadID).
|
|
Msg("Dropping read receipt: thread ID mismatch")
|
|
return
|
|
}
|
|
resp, err := sender.Session.ChannelMessageAckNoToken(msg.DiscordProtoChannelID(), msg.DiscordID)
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to send read receipt to Discord")
|
|
} else if resp.Token != nil {
|
|
log.Debug().
|
|
Str("unexpected_resp_token", *resp.Token).
|
|
Msg("Marked message as read on Discord (and got unexpected non-nil token)")
|
|
} else {
|
|
log.Debug().Msg("Marked message as read on Discord")
|
|
}
|
|
}
|
|
|
|
func typingDiff(prev, new []id.UserID) (started []id.UserID) {
|
|
OuterNew:
|
|
for _, userID := range new {
|
|
for _, previousUserID := range prev {
|
|
if userID == previousUserID {
|
|
continue OuterNew
|
|
}
|
|
}
|
|
started = append(started, userID)
|
|
}
|
|
return
|
|
}
|
|
|
|
func (portal *Portal) HandleMatrixTyping(newTyping []id.UserID) {
|
|
portal.currentlyTypingLock.Lock()
|
|
defer portal.currentlyTypingLock.Unlock()
|
|
startedTyping := typingDiff(portal.currentlyTyping, newTyping)
|
|
portal.currentlyTyping = newTyping
|
|
for _, userID := range startedTyping {
|
|
user := portal.bridge.GetUserByMXID(userID)
|
|
if user != nil && user.Session != nil {
|
|
user.ViewingChannel(portal)
|
|
err := user.Session.ChannelTyping(portal.Key.ChannelID)
|
|
if err != nil {
|
|
portal.log.Warn().Err(err).
|
|
Str("user_id", user.MXID.String()).
|
|
Msg("Failed to mark user as typing")
|
|
} else {
|
|
portal.log.Debug().
|
|
Str("user_id", user.MXID.String()).
|
|
Msg("Marked user as typing")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) UpdateName(meta *discordgo.Channel) bool {
|
|
var parentName, guildName string
|
|
if portal.Parent != nil {
|
|
parentName = portal.Parent.PlainName
|
|
}
|
|
if portal.Guild != nil {
|
|
guildName = portal.Guild.PlainName
|
|
}
|
|
plainNameChanged := portal.PlainName != meta.Name
|
|
portal.PlainName = meta.Name
|
|
return portal.UpdateNameDirect(portal.bridge.Config.Bridge.FormatChannelName(config.ChannelNameParams{
|
|
Name: meta.Name,
|
|
ParentName: parentName,
|
|
GuildName: guildName,
|
|
NSFW: meta.NSFW,
|
|
Type: meta.Type,
|
|
}), false) || plainNameChanged
|
|
}
|
|
|
|
func (portal *Portal) UpdateNameDirect(name string, isFriendNick bool) bool {
|
|
if portal.FriendNick && !isFriendNick {
|
|
return false
|
|
} else if portal.Name == name && (portal.NameSet || portal.MXID == "" || (!portal.shouldSetDMRoomMetadata() && !isFriendNick)) {
|
|
return false
|
|
}
|
|
portal.log.Debug().
|
|
Str("old_name", portal.Name).
|
|
Str("new_name", name).
|
|
Msg("Updating portal name")
|
|
portal.Name = name
|
|
portal.NameSet = false
|
|
portal.updateRoomName()
|
|
return true
|
|
}
|
|
|
|
func (portal *Portal) updateRoomName() {
|
|
if portal.MXID != "" && (portal.shouldSetDMRoomMetadata() || portal.FriendNick) {
|
|
_, err := portal.MainIntent().SetRoomName(portal.MXID, portal.Name)
|
|
if err != nil {
|
|
portal.log.Err(err).Msg("Failed to update room name")
|
|
} else {
|
|
portal.NameSet = true
|
|
}
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) UpdateAvatarFromPuppet(puppet *Puppet) bool {
|
|
if portal.Avatar == puppet.Avatar && portal.AvatarURL == puppet.AvatarURL && (puppet.Avatar == "" || portal.AvatarSet || portal.MXID == "" || !portal.shouldSetDMRoomMetadata()) {
|
|
return false
|
|
}
|
|
portal.log.Debug().
|
|
Str("old_avatar_id", portal.Avatar).
|
|
Str("new_avatar_id", puppet.Avatar).
|
|
Msg("Updating avatar from puppet")
|
|
portal.Avatar = puppet.Avatar
|
|
portal.AvatarURL = puppet.AvatarURL
|
|
portal.AvatarSet = false
|
|
portal.updateRoomAvatar()
|
|
return true
|
|
}
|
|
|
|
func (portal *Portal) UpdateGroupDMAvatar(iconID string) bool {
|
|
if portal.Avatar == iconID && (iconID == "") == portal.AvatarURL.IsEmpty() && (iconID == "" || portal.AvatarSet || portal.MXID == "") {
|
|
return false
|
|
}
|
|
portal.log.Debug().
|
|
Str("old_avatar_id", portal.Avatar).
|
|
Str("new_avatar_id", portal.Avatar).
|
|
Msg("Updating group DM avatar")
|
|
portal.Avatar = iconID
|
|
portal.AvatarSet = false
|
|
portal.AvatarURL = id.ContentURI{}
|
|
if portal.Avatar != "" {
|
|
uri, err := uploadAvatar(portal.MainIntent(), discordgo.EndpointGroupIcon(portal.Key.ChannelID, portal.Avatar))
|
|
if err != nil {
|
|
portal.log.Err(err).Str("avatar_id", portal.Avatar).Msg("Failed to reupload channel avatar")
|
|
return true
|
|
} else {
|
|
portal.AvatarURL = uri
|
|
}
|
|
}
|
|
portal.updateRoomAvatar()
|
|
return true
|
|
}
|
|
|
|
func (portal *Portal) updateRoomAvatar() {
|
|
if portal.MXID == "" || portal.AvatarURL.IsEmpty() || !portal.shouldSetDMRoomMetadata() {
|
|
return
|
|
}
|
|
_, err := portal.MainIntent().SetRoomAvatar(portal.MXID, portal.AvatarURL)
|
|
if err != nil {
|
|
portal.log.Err(err).Msg("Failed to update room avatar")
|
|
} else {
|
|
portal.AvatarSet = true
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) UpdateTopic(topic string) bool {
|
|
if portal.Topic == topic && (portal.TopicSet || portal.MXID == "") {
|
|
return false
|
|
}
|
|
portal.log.Debug().
|
|
Str("old_topic", portal.Topic).
|
|
Str("new_topic", topic).
|
|
Msg("Updating portal topic")
|
|
portal.Topic = topic
|
|
portal.TopicSet = false
|
|
portal.updateRoomTopic()
|
|
return true
|
|
}
|
|
|
|
func (portal *Portal) updateRoomTopic() {
|
|
if portal.MXID != "" {
|
|
_, err := portal.MainIntent().SetRoomTopic(portal.MXID, portal.Topic)
|
|
if err != nil {
|
|
portal.log.Err(err).Msg("Failed to update room topic")
|
|
} else {
|
|
portal.TopicSet = true
|
|
}
|
|
}
|
|
}
|
|
|
|
func (portal *Portal) removeFromSpace() {
|
|
if portal.InSpace == "" {
|
|
return
|
|
}
|
|
|
|
log := portal.log.With().Str("space_mxid", portal.InSpace.String()).Logger()
|
|
log.Debug().Msg("Removing room from space")
|
|
_, err := portal.MainIntent().SendStateEvent(portal.MXID, event.StateSpaceParent, portal.InSpace.String(), struct{}{})
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to clear m.space.parent event in room")
|
|
}
|
|
_, err = portal.bridge.Bot.SendStateEvent(portal.InSpace, event.StateSpaceChild, portal.MXID.String(), struct{}{})
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to clear m.space.child event in space")
|
|
}
|
|
portal.InSpace = ""
|
|
}
|
|
|
|
func (portal *Portal) addToSpace(mxid id.RoomID) bool {
|
|
if portal.InSpace == mxid {
|
|
return false
|
|
}
|
|
portal.removeFromSpace()
|
|
if mxid == "" {
|
|
return true
|
|
}
|
|
|
|
log := portal.log.With().Str("space_mxid", mxid.String()).Logger()
|
|
_, err := portal.MainIntent().SendStateEvent(portal.MXID, event.StateSpaceParent, mxid.String(), &event.SpaceParentEventContent{
|
|
Via: []string{portal.bridge.AS.HomeserverDomain},
|
|
Canonical: true,
|
|
})
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to set m.space.parent event in room")
|
|
}
|
|
|
|
_, err = portal.bridge.Bot.SendStateEvent(mxid, event.StateSpaceChild, portal.MXID.String(), &event.SpaceChildEventContent{
|
|
Via: []string{portal.bridge.AS.HomeserverDomain},
|
|
// TODO order
|
|
})
|
|
if err != nil {
|
|
log.Warn().Err(err).Msg("Failed to set m.space.child event in space")
|
|
} else {
|
|
portal.InSpace = mxid
|
|
}
|
|
return true
|
|
}
|
|
|
|
func (portal *Portal) UpdateParent(parentID string) bool {
|
|
if portal.ParentID == parentID {
|
|
return false
|
|
}
|
|
portal.log.Debug().
|
|
Str("old_parent_id", portal.ParentID).
|
|
Str("new_parent_id", parentID).
|
|
Msg("Updating parent ID")
|
|
portal.ParentID = parentID
|
|
if portal.ParentID != "" {
|
|
portal.Parent = portal.bridge.GetPortalByID(database.NewPortalKey(parentID, ""), discordgo.ChannelTypeGuildCategory)
|
|
} else {
|
|
portal.Parent = nil
|
|
}
|
|
return true
|
|
}
|
|
|
|
func (portal *Portal) ExpectedSpaceID() id.RoomID {
|
|
if portal.Parent != nil {
|
|
return portal.Parent.MXID
|
|
} else if portal.Guild != nil {
|
|
return portal.Guild.MXID
|
|
}
|
|
return ""
|
|
}
|
|
|
|
func (portal *Portal) updateSpace() bool {
|
|
if portal.MXID == "" {
|
|
return false
|
|
}
|
|
if portal.Parent != nil {
|
|
return portal.addToSpace(portal.Parent.MXID)
|
|
} else if portal.Guild != nil {
|
|
return portal.addToSpace(portal.Guild.MXID)
|
|
}
|
|
return false
|
|
}
|
|
|
|
func (portal *Portal) UpdateInfo(source *User, meta *discordgo.Channel) *discordgo.Channel {
|
|
changed := false
|
|
|
|
log := portal.log.With().
|
|
Str("action", "update info").
|
|
Str("through_user_mxid", source.MXID.String()).
|
|
Str("through_user_dcid", source.DiscordID).
|
|
Logger()
|
|
|
|
if meta == nil {
|
|
log.Debug().Msg("UpdateInfo called without metadata, fetching from user's state cache")
|
|
meta, _ = source.Session.State.Channel(portal.Key.ChannelID)
|
|
if meta == nil {
|
|
log.Warn().Msg("No metadata found in state cache, fetching from server via user")
|
|
var err error
|
|
meta, err = source.Session.Channel(portal.Key.ChannelID)
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to fetch meta via user")
|
|
return nil
|
|
}
|
|
}
|
|
}
|
|
|
|
if portal.Type != meta.Type {
|
|
log.Warn().
|
|
Int("old_type", int(portal.Type)).
|
|
Int("new_type", int(meta.Type)).
|
|
Msg("Portal type changed")
|
|
portal.Type = meta.Type
|
|
changed = true
|
|
}
|
|
if portal.OtherUserID == "" && portal.IsPrivateChat() {
|
|
if len(meta.Recipients) == 0 {
|
|
var err error
|
|
meta, err = source.Session.Channel(meta.ID)
|
|
if err != nil {
|
|
log.Err(err).Msg("Failed to fetch DM channel info to find other user ID")
|
|
}
|
|
}
|
|
if len(meta.Recipients) > 0 {
|
|
portal.OtherUserID = meta.Recipients[0].ID
|
|
log.Info().Str("other_user_id", portal.OtherUserID).Msg("Found other user ID")
|
|
changed = true
|
|
}
|
|
}
|
|
if meta.GuildID != "" && portal.GuildID == "" {
|
|
portal.GuildID = meta.GuildID
|
|
portal.Guild = portal.bridge.GetGuildByID(portal.GuildID, true)
|
|
changed = true
|
|
}
|
|
|
|
switch portal.Type {
|
|
case discordgo.ChannelTypeDM:
|
|
if portal.OtherUserID != "" {
|
|
puppet := portal.bridge.GetPuppetByID(portal.OtherUserID)
|
|
changed = portal.UpdateAvatarFromPuppet(puppet) || changed
|
|
if rel, ok := source.relationships[portal.OtherUserID]; ok && rel.Nickname != "" {
|
|
portal.FriendNick = true
|
|
changed = portal.UpdateNameDirect(rel.Nickname, true) || changed
|
|
} else {
|
|
portal.FriendNick = false
|
|
changed = portal.UpdateNameDirect(puppet.Name, false) || changed
|
|
}
|
|
}
|
|
if portal.MXID != "" {
|
|
portal.syncParticipants(source, meta.Recipients)
|
|
}
|
|
case discordgo.ChannelTypeGroupDM:
|
|
changed = portal.UpdateGroupDMAvatar(meta.Icon) || changed
|
|
if portal.MXID != "" {
|
|
portal.syncParticipants(source, meta.Recipients)
|
|
}
|
|
fallthrough
|
|
default:
|
|
changed = portal.UpdateName(meta) || changed
|
|
if portal.MXID != "" {
|
|
portal.ensureUserInvited(source, false)
|
|
}
|
|
}
|
|
changed = portal.UpdateTopic(meta.Topic) || changed
|
|
changed = portal.UpdateParent(meta.ParentID) || changed
|
|
// Private channels are added to the space in User.handlePrivateChannel
|
|
if portal.GuildID != "" && portal.MXID != "" && portal.ExpectedSpaceID() != portal.InSpace {
|
|
changed = portal.updateSpace() || changed
|
|
}
|
|
if changed {
|
|
portal.UpdateBridgeInfo()
|
|
portal.Update()
|
|
}
|
|
return meta
|
|
}
|