reactions: support custom emojis

Signed-off-by: Sumner Evans <sumner.evans@automattic.com>

go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/gotd/td v0.102.0
 	github.com/rs/zerolog v1.33.0
 	github.com/stretchr/testify v1.9.0
-	go.mau.fi/util v0.5.1-0.20240702170310-bd1da3c069eb
+	go.mau.fi/util v0.5.1-0.20240708233020-c2f9af6fecf8
 	go.mau.fi/zerozap v0.1.1
 	go.uber.org/zap v1.27.0
 	maunium.net/go/mautrix v0.19.0-beta.1.0.20240706124659-b4057a26c3ed

go.sum

@@ -67,8 +67,8 @@ github.com/tidwall/sjson v1.2.5 h1:kLy8mja+1c9jlljvWTlSazM7cKDRfJuR/bOJhcY5NcY=
 github.com/tidwall/sjson v1.2.5/go.mod h1:Fvgq9kS/6ociJEDnK0Fk1cpYF4FIW6ZF7LAe+6jwd28=
 github.com/yuin/goldmark v1.7.4 h1:BDXOHExt+A7gwPCJgPIIq7ENvceR7we7rOS9TNoLZeg=
 github.com/yuin/goldmark v1.7.4/go.mod h1:uzxRWxtg69N339t3louHJ7+O03ezfj6PlliRlaOzY1E=
-go.mau.fi/util v0.5.1-0.20240702170310-bd1da3c069eb h1:VZPo2pvfjNj6fkFv5e9FyTYx96BLwwYNA19WYaY+KN8=
-go.mau.fi/util v0.5.1-0.20240702170310-bd1da3c069eb/go.mod h1:DsJzUrJAG53lCZnnYvq9/mOyLuPScWwYhvETiTrpdP4=
+go.mau.fi/util v0.5.1-0.20240708233020-c2f9af6fecf8 h1:7ntkhSR0G/dIwAPjcoOoJz+bPne0gA4PypEn8euMMx0=
+go.mau.fi/util v0.5.1-0.20240708233020-c2f9af6fecf8/go.mod h1:DsJzUrJAG53lCZnnYvq9/mOyLuPScWwYhvETiTrpdP4=
 go.mau.fi/zeroconfig v0.1.2 h1:DKOydWnhPMn65GbXZOafgkPm11BvFashZWLct0dGFto=
 go.mau.fi/zeroconfig v0.1.2/go.mod h1:NcSJkf180JT+1IId76PcMuLTNa1CzsFFZ0nBygIQM70=
 go.mau.fi/zerozap v0.1.1 h1:mxE/dW4wtkqBYOXOEEzXldk5qKB+ahsZXjoTGnvEhZQ=

pkg/connector/client.go

@@ -119,7 +119,7 @@ func NewTelegramClient(ctx context.Context, tc *TelegramConnector, login *bridge
 		Logger:         zaplog,
 		UpdateHandler:  updatesManager,
 	})
-	client.msgConv = msgconv.NewMessageConverter(client.client, tc.Bridge.Matrix, tc.useDirectMedia)
+	client.msgConv = msgconv.NewMessageConverter(client.client, tc.Bridge.Matrix, tc.Store, tc.Config.AnimatedSticker, tc.useDirectMedia)
 	client.clientCancel, err = connectTelegramClient(ctx, client.client)
 	client.reactionMessageLocks = map[int]*sync.Mutex{}
 	go func() {

pkg/connector/config.go

@@ -0,0 +1,47 @@
+package connector
+
+import (
+	_ "embed"
+	"fmt"
+
+	up "go.mau.fi/util/configupgrade"
+	"maunium.net/go/mautrix/bridgev2"
+
+	"go.mau.fi/mautrix-telegram/pkg/connector/media"
+)
+
+var _ bridgev2.ConfigValidatingNetwork = (*TelegramConnector)(nil)
+
+type TelegramConfig struct {
+	AppID   int    `yaml:"app_id"`
+	AppHash string `yaml:"app_hash"`
+
+	AnimatedSticker media.AnimatedStickerConfig `yaml:"animated_sticker"`
+}
+
+//go:embed example-config.yaml
+var ExampleConfig string
+
+func upgradeConfig(helper up.Helper) {
+	helper.Copy(up.Int, "app_id")
+	helper.Copy(up.Str, "app_hash")
+	helper.Copy(up.Str, "animated_sticker.target")
+	helper.Copy(up.Bool, "animated_sticker.convert_from_webm")
+	helper.Copy(up.Int, "animated_sticker.args.width")
+	helper.Copy(up.Int, "animated_sticker.args.height")
+	helper.Copy(up.Int, "animated_sticker.args.fps")
+}
+
+func (tg *TelegramConnector) GetConfig() (example string, data any, upgrader up.Upgrader) {
+	return ExampleConfig, tg.Config, up.SimpleUpgrader(upgradeConfig)
+}
+
+func (tg *TelegramConnector) ValidateConfig() error {
+	if tg.Config.AppID == 0 {
+		return fmt.Errorf("app_id is required")
+	}
+	if tg.Config.AppHash == "" {
+		return fmt.Errorf("app_hash is required")
+	}
+	return nil
+}

pkg/connector/connector.go

@@ -18,21 +18,13 @@ package connector
 
 import (
 	"context"
-	_ "embed"
-	"fmt"
 
-	up "go.mau.fi/util/configupgrade"
 	"go.mau.fi/util/dbutil"
 	"maunium.net/go/mautrix/bridgev2"
 
 	"go.mau.fi/mautrix-telegram/pkg/connector/store"
 )
 
-type TelegramConfig struct {
-	AppID   int    `yaml:"app_id"`
-	AppHash string `yaml:"app_hash"`
-}
-
 type TelegramConnector struct {
 	Bridge *bridgev2.Bridge
 	Config *TelegramConfig
@@ -42,7 +34,6 @@ type TelegramConnector struct {
 }
 
 var _ bridgev2.NetworkConnector = (*TelegramConnector)(nil)
-var _ bridgev2.ConfigValidatingNetwork = (*TelegramConnector)(nil)
 
 // var _ bridgev2.MaxFileSizeingNetwork = (*TelegramConnector)(nil)
 
@@ -53,7 +44,6 @@ func NewConnector() *TelegramConnector {
 }
 
 func (tg *TelegramConnector) Init(bridge *bridgev2.Bridge) {
-	// TODO
 	tg.Store = store.NewStore(bridge.DB.Database, dbutil.ZeroLogger(bridge.Log.With().Str("db_section", "telegram").Logger()))
 	tg.Bridge = bridge
 }
@@ -67,28 +57,6 @@ func (tc *TelegramConnector) LoadUserLogin(ctx context.Context, login *bridgev2.
 	return
 }
 
-//go:embed example-config.yaml
-var ExampleConfig string
-
-func upgradeConfig(helper up.Helper) {
-	helper.Copy(up.Int, "app_id")
-	helper.Copy(up.Str, "app_hash")
-}
-
-func (tg *TelegramConnector) GetConfig() (example string, data any, upgrader up.Upgrader) {
-	return ExampleConfig, tg.Config, up.SimpleUpgrader(upgradeConfig)
-}
-
-func (tg *TelegramConnector) ValidateConfig() error {
-	if tg.Config.AppID == 0 {
-		return fmt.Errorf("app_id is required")
-	}
-	if tg.Config.AppHash == "" {
-		return fmt.Errorf("app_hash is required")
-	}
-	return nil
-}
-
 // TODO
 // func (tg *TelegramConnector) SetMaxFileSize(maxSize int64) {
 // }

pkg/connector/directdownload.go

@@ -91,8 +91,8 @@ func (tc *TelegramConnector) Download(ctx context.Context, mediaID networkid.Med
 			return nil, fmt.Errorf("unrecognized document type %T", msgMedia.Document)
 		}
 
-		// Download the thumbnail for this media rather than the media itself.
 		if info.Thumbnail {
+			// Download the thumbnail for this media rather than the media itself.
 			_, _, largestThumbnail := media.GetLargestPhotoSize(document.Thumbs)
 			data, mimeType, err = media.DownloadFileLocation(ctx, client.client.API(), &tg.InputDocumentFileLocation{
 				ID:            document.GetID(),

pkg/connector/emojis/emojis.go

@@ -31,8 +31,7 @@ func ConvertKnownEmojis(emojiIDs []int64) (result map[networkid.EmojiID]string,
 	result = map[networkid.EmojiID]string{}
 	for _, e := range emojiIDs {
 		if v, ok := reverseUnicodemojiPack[e]; ok {
-			emojiID := ids.MakeEmojiIDFromDocumentID(e)
-			result[emojiID] = v
+			result[ids.MakeEmojiIDFromDocumentID(e)] = v
 		} else {
 			remaining = append(remaining, e)
 		}

pkg/connector/example-config.yaml

@@ -1,72 +1,19 @@
 # Get your own API keys at https://my.telegram.org/apps
 app_id: 12345
 app_hash: tjyd5yge35lbodk1xwzw2jstp90k55qz
-# (Optional) Create your own bot at https://t.me/BotFather
-bot_token: disabled
 
-# Should the bridge request missed updates from Telegram when restarting?
-catch_up: true
-# Should incoming updates be handled sequentially to make sure order is preserved on Matrix?
-sequential_updates: true
-exit_on_update_error: false
-
-# Telethon connection options.
-connection:
-    # The timeout in seconds to be used when connecting.
-    timeout: 120
-    # How many times the reconnection should retry, either on the initial connection or when
-    # Telegram disconnects us. May be set to a negative or null value for infinite retries, but
-    # this is not recommended, since the program can get stuck in an infinite loop.
-    retries: 5
-    # The delay in seconds to sleep between automatic reconnections.
-    retry_delay: 1
-    # The threshold below which the library should automatically sleep on flood wait errors
-    # (inclusive). For instance, if a FloodWaitError for 17s occurs and flood_sleep_threshold
-    # is 20s, the library will sleep automatically. If the error was for 21s, it would raise
-    # the error instead. Values larger than a day (86400) will be changed to a day.
-    flood_sleep_threshold: 60
-    # How many times a request should be retried. Request are retried when Telegram is having
-    # internal issues, when there is a FloodWaitError less than flood_sleep_threshold, or when
-    # there's a migrate error. May take a negative or null value for infinite retries, but this
-    # is not recommended, since some requests can always trigger a call fail (such as searching
-    # for messages).
-    request_retries: 5
-    # Use IPv6 for Telethon connection
-    use_ipv6: false
-
-# Device info sent to Telegram.
-device_info:
-    # "auto" = OS name+version.
-    device_model: mautrix-telegram
-    # "auto" = Telethon version.
-    system_version: auto
-    # "auto" = mautrix-telegram version.
-    app_version: auto
-    lang_code: en
-    system_lang_code: en
-
-# Custom server to connect to.
-server:
-    # Set to true to use these server settings. If false, will automatically
-    # use production server assigned by Telegram. Set to false in production.
-    enabled: false
-    # The DC ID to connect to.
-    dc: 2
-    # The IP to connect to.
-    ip: 149.154.167.40
-    # The port to connect to. 443 may not work, 80 is better and both are equally secure.
-    port: 80
-
-# Telethon proxy configuration.
-# You must install PySocks from pip for proxies to work.
-proxy:
-    # Allowed types: disabled, socks4, socks5, http, mtproxy
-    type: disabled
-    # Proxy IP address and port.
-    address: 127.0.0.1
-    port: 1080
-    # Whether or not to perform DNS resolving remotely. Only for socks/http proxies.
-    rdns: true
-    # Proxy authentication (optional). Put MTProxy secret in password field.
-    username: ""
-    password: ""
+animated_sticker:
+    # Format to which animated stickers should be converted.
+    # disable - No conversion, send as-is (gzipped lottie)
+    # png - converts to non-animated png (fastest),
+    # gif - converts to animated gif
+    # webm - converts to webm video, requires ffmpeg executable with vp9 codec and webm container support
+    # webp - converts to animated webp, requires ffmpeg executable with webp codec/container support
+    target: gif
+    # Should video stickers be converted to the specified format as well?
+    convert_from_webm: false
+    # Arguments for converter. All converters take width and height.
+    args:
+        width: 256
+        height: 256
+        fps: 25 # only for webm, webp and gif (2, 5, 10, 20 or 25 recommended)

pkg/connector/matrix.go

@@ -193,6 +193,8 @@ func (t *TelegramClient) PreHandleMatrixReaction(ctx context.Context, msg *bridg
 	if strings.HasPrefix(msg.Content.RelatesTo.Key, "mxc://") {
 		if file, err := t.main.Store.TelegramFile.GetByMXC(ctx, msg.Content.RelatesTo.Key); err != nil {
 			return resp, err
+		} else if file == nil {
+			return resp, fmt.Errorf("reaction MXC URI %s does not correspond with any known Telegram files", msg.Content.RelatesTo.Key)
 		} else if documentID, err := strconv.ParseInt(string(file.LocationID), 10, 64); err != nil {
 			return resp, err
 		} else {

pkg/connector/media/download.go

@@ -9,10 +9,10 @@ import (
 	"github.com/gotd/td/tg"
 )
 
-func DownloadFileLocation(ctx context.Context, client downloader.Client, file tg.InputFileLocationClass) (data []byte, mimeType string, err error) {
-	// TODO convert to streaming? stream to file?
+func DownloadFileLocation(ctx context.Context, client downloader.Client, loc tg.InputFileLocationClass) (data []byte, mimeType string, err error) {
+	// TODO convert entire function to streaming? Maybe at least stream to file?
 	var buf bytes.Buffer
-	storageFileTypeClass, err := downloader.NewDownloader().Download(client, file).Stream(ctx, &buf)
+	storageFileTypeClass, err := downloader.NewDownloader().Download(client, loc).Stream(ctx, &buf)
 	if err != nil {
 		return nil, "", err
 	}

pkg/connector/media/transfer.go

@@ -9,37 +9,119 @@ import (
 	"maunium.net/go/mautrix/bridgev2"
 	"maunium.net/go/mautrix/event"
 	"maunium.net/go/mautrix/id"
+
+	"go.mau.fi/util/lottie"
+
+	"go.mau.fi/mautrix-telegram/pkg/connector/store"
 )
 
-// LocationToID converts a Telegram [tg.Document],
+// getLocationID converts a Telegram [tg.Document],
 // [tg.InputDocumentFileLocation], [tg.InputPeerPhotoFileLocation],
-// [tg.InputFileLocation], or [tg.InputPhotoFileLocation] into a key for use in
-// the telegram_file table.
-func LocationToID(location any) (id string) {
-	switch location := location.(type) {
+// [tg.InputFileLocation], or [tg.InputPhotoFileLocation] into a [LocationID]
+// for use in the telegram_file table.
+func getLocationID(loc any) (locID store.TelegramFileLocationID) {
+	var id string
+	switch location := loc.(type) {
 	case *tg.Document:
-		return fmt.Sprintf("%d", location.ID)
+		id = fmt.Sprintf("%d", location.ID)
 	case *tg.InputDocumentFileLocation:
-		return fmt.Sprintf("%d-%s", location.ID, location.ThumbSize)
+		id = fmt.Sprintf("%d-%s", location.ID, location.ThumbSize)
 	case *tg.InputPhotoFileLocation:
-		return fmt.Sprintf("%d-%s", location.ID, location.ThumbSize)
+		id = fmt.Sprintf("%d-%s", location.ID, location.ThumbSize)
 	case *tg.InputFileLocation:
-		return fmt.Sprintf("%d-%d", location.VolumeID, location.LocalID)
+		id = fmt.Sprintf("%d-%d", location.VolumeID, location.LocalID)
 	case *tg.InputPeerPhotoFileLocation:
-		return fmt.Sprintf("%d", location.PhotoID)
+		id = fmt.Sprintf("%d", location.PhotoID)
 	default:
 		panic(fmt.Errorf("unknown location type %T", location))
 	}
+	return store.TelegramFileLocationID(id)
 }
 
-func TransferToMatrix(ctx context.Context, roomID id.RoomID, client downloader.Client, intent bridgev2.MatrixAPI, file tg.InputFileLocationClass, filenameOpt ...string) (id.ContentURIString, *event.EncryptedFileInfo, error) {
-	data, mimeType, err := DownloadFileLocation(ctx, client, file)
-	if err != nil {
-		return "", nil, fmt.Errorf("downloading file failed: %w", err)
-	}
-	var filename string
-	if len(filenameOpt) > 0 {
-		filename = filenameOpt[0]
-	}
-	return intent.UploadMedia(ctx, roomID, data, filename, mimeType)
+type AnimatedStickerConfig struct {
+	Target          string `yaml:"target"`
+	ConvertFromWebm bool   `yaml:"convert_from_webm"`
+	Args            struct {
+		Width  int `yaml:"width"`
+		Height int `yaml:"height"`
+		FPS    int `yaml:"fps"`
+	} `yaml:"args"`
+}
+
+func (c AnimatedStickerConfig) TGSConvert() bool {
+	return c.Target == "gif" || c.Target == "png"
+}
+
+func (c AnimatedStickerConfig) WebmConvert() bool {
+	return c.ConvertFromWebm && c.Target != "webm"
+}
+
+type Transferer struct {
+	RoomID    id.RoomID
+	Filename  string
+	IsSticker bool
+	Config    AnimatedStickerConfig
+}
+
+func NewTransferer(cfg AnimatedStickerConfig) *Transferer {
+	return &Transferer{Config: cfg}
+}
+
+func (t *Transferer) WithRoomID(roomID id.RoomID) *Transferer {
+	t.RoomID = roomID
+	return t
+}
+
+func (t *Transferer) WithFilename(filename string) *Transferer {
+	t.Filename = filename
+	return t
+}
+
+func (t *Transferer) WithIsSticker(isSticker bool) *Transferer {
+	t.IsSticker = isSticker
+	return t
+}
+
+func (t *Transferer) Transfer(ctx context.Context, store *store.Container, client downloader.Client, intent bridgev2.MatrixAPI, loc tg.InputFileLocationClass) (mxc id.ContentURIString, encryptedFileInfo *event.EncryptedFileInfo, size int, mimeType string, err error) {
+	locationID := getLocationID(loc)
+	if file, err := store.TelegramFile.GetByLocationID(ctx, locationID); err != nil {
+		return "", nil, 0, "", fmt.Errorf("failed to search for Telegram file by location ID: %w", err)
+	} else if file != nil {
+		return file.MXC, nil, file.Size, file.MIMEType, nil
+	}
+
+	var data []byte
+	data, mimeType, err = DownloadFileLocation(ctx, client, loc)
+	if err != nil {
+		return "", nil, 0, "", fmt.Errorf("downloading file failed: %w", err)
+	}
+
+	if t.IsSticker {
+		if lottie.Supported() && t.Config.TGSConvert() && mimeType == "application/x-gzip" {
+			data, err = lottie.ConvertBytes(ctx, data, t.Config.Target, t.Config.Args.Width, t.Config.Args.Height, fmt.Sprintf("%d", t.Config.Args.FPS))
+			if err != nil {
+				return "", nil, 0, "", err
+			}
+			mimeType = fmt.Sprintf("image/%s", t.Config.Target)
+			// TODO support ffmpeg conversion
+			// } else if ffmpeg.Supported() && t.Config.WebmConvert() && mimeType == "video/webm" {
+		}
+	}
+
+	mxcURI, encryptedFileInfo, err := intent.UploadMedia(ctx, t.RoomID, data, t.Filename, mimeType)
+	if err != nil {
+		return "", nil, 0, "", err
+	}
+	if len(mxcURI) > 0 {
+		file := store.TelegramFile.New()
+		file.LocationID = locationID
+		file.MXC = mxcURI
+		file.Size = len(data)
+		file.MIMEType = mimeType
+		// TODO width, height, thumbnail?
+		if err = file.Insert(ctx); err != nil {
+			return "", nil, 0, "", fmt.Errorf("failed to insert Telegram file into database: %w", err)
+		}
+	}
+	return mxcURI, encryptedFileInfo, len(data), mimeType, nil
 }

pkg/connector/msgconv/converter.go

@@ -3,15 +3,26 @@ package msgconv
 import (
 	"github.com/gotd/td/telegram"
 	"maunium.net/go/mautrix/bridgev2"
+
+	"go.mau.fi/mautrix-telegram/pkg/connector/media"
+	"go.mau.fi/mautrix-telegram/pkg/connector/store"
 )
 
 type MessageConverter struct {
-	client    *telegram.Client
-	connector bridgev2.MatrixConnector
+	client                *telegram.Client
+	connector             bridgev2.MatrixConnector
+	store                 *store.Container
+	animatedStickerConfig media.AnimatedStickerConfig
 
 	useDirectMedia bool
 }
 
-func NewMessageConverter(client *telegram.Client, connector bridgev2.MatrixConnector, useDirectMedia bool) *MessageConverter {
-	return &MessageConverter{client: client, connector: connector, useDirectMedia: useDirectMedia}
+func NewMessageConverter(client *telegram.Client, connector bridgev2.MatrixConnector, store *store.Container, animatedStickerConfig media.AnimatedStickerConfig, useDirectMedia bool) *MessageConverter {
+	return &MessageConverter{
+		client:                client,
+		connector:             connector,
+		store:                 store,
+		animatedStickerConfig: animatedStickerConfig,
+		useDirectMedia:        useDirectMedia,
+	}
 }

pkg/connector/msgconv/tomatrix.go

@@ -208,12 +208,14 @@ func (mc *MessageConverter) convertMediaRequiringUpload(ctx context.Context, por
 			}
 
 			if info.ThumbnailInfo.ThumbnailURL == "" {
-				info.ThumbnailInfo.ThumbnailURL, info.ThumbnailInfo.ThumbnailFile, err = media.TransferToMatrix(ctx, portal.MXID, mc.client.API(), intent, &tg.InputDocumentFileLocation{
-					ID:            document.GetID(),
-					AccessHash:    document.GetAccessHash(),
-					FileReference: document.GetFileReference(),
-					ThumbSize:     largestThumbnail.GetType(),
-				})
+				info.ThumbnailInfo.ThumbnailURL, info.ThumbnailInfo.ThumbnailFile, info.ThumbnailInfo.Size, info.ThumbnailInfo.MimeType, err = media.NewTransferer(mc.animatedStickerConfig).
+					WithRoomID(portal.MXID).
+					Transfer(ctx, mc.store, mc.client.API(), intent, &tg.InputDocumentFileLocation{
+						ID:            document.GetID(),
+						AccessHash:    document.GetAccessHash(),
+						FileReference: document.GetFileReference(),
+						ThumbSize:     largestThumbnail.GetType(),
+					})
 				if err != nil {
 					return nil, nil, err
 				}
@@ -256,24 +258,23 @@ func (mc *MessageConverter) convertMediaRequiringUpload(ctx context.Context, por
 
 	if mxcURI == "" {
 		var data []byte
-		var mimeType string
-		var err error
 		switch msgMedia := msgMedia.(type) {
 		case *tg.MessageMediaPhoto:
+			// TODO convert to Transfer
+			data, _, _, info.MimeType, err = media.DownloadPhotoMedia(ctx, mc.client.API(), msgMedia)
 			if _, ok := msgMedia.GetTTLSeconds(); ok {
-				filename = "disappearing_image" + exmime.ExtensionFromMimetype(mimeType)
+				filename = "disappearing_image" + exmime.ExtensionFromMimetype(info.MimeType)
 			} else {
-				filename = "image" + exmime.ExtensionFromMimetype(mimeType)
+				filename = "image" + exmime.ExtensionFromMimetype(info.MimeType)
 			}
-
-			data, _, _, mimeType, err = media.DownloadPhotoMedia(ctx, mc.client.API(), msgMedia)
 		case *tg.MessageMediaDocument:
 			document, ok := msgMedia.Document.(*tg.Document)
 			if !ok {
 				return nil, nil, fmt.Errorf("unrecognized document type %T", msgMedia.Document)
 			}
 
-			mimeType = document.GetMimeType()
+			info.MimeType = document.GetMimeType()
+			// TODO convert to Transfer
 			data, err = media.DownloadDocument(ctx, mc.client.API(), document)
 		default:
 			return nil, nil, fmt.Errorf("unhandled media type %T", msgMedia)
@@ -282,7 +283,7 @@ func (mc *MessageConverter) convertMediaRequiringUpload(ctx context.Context, por
 			return nil, nil, err
 		}
 
-		mxcURI, encryptedFileInfo, err = intent.UploadMedia(ctx, portal.MXID, data, filename, mimeType)
+		mxcURI, encryptedFileInfo, err = intent.UploadMedia(ctx, portal.MXID, data, filename, info.MimeType)
 		if err != nil {
 			return nil, nil, err
 		}

pkg/connector/store/telegramfile.go

@@ -2,23 +2,14 @@ package store
 
 import (
 	"context"
-	"database/sql"
-	"encoding/json"
-	"time"
 
 	"go.mau.fi/util/dbutil"
+	"maunium.net/go/mautrix/id"
 )
 
 const (
-	insertTelegramFileQuery = `
-		INSERT INTO telegram_file (
-			id, mxc, mime_type, was_converted, timestamp, size, width, height, thumbnail, decryption_info)
-		VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)
-	`
-	getTelegramFileSelect = `
-		SELECT id, mxc, mime_type, was_converted, timestamp, size, width, height, thumbnail, decryption_info
-		FROM telegram_file
-	`
+	insertTelegramFileQuery          = "INSERT INTO telegram_file (id, mxc, mime_type, size) VALUES ($1, $2, $3, $4)"
+	getTelegramFileSelect            = "SELECT id, mxc, mime_type, size FROM telegram_file "
 	getTelegramFileByLocationIDQuery = getTelegramFileSelect + "WHERE id=$1"
 	getTelegramFileByMXCQuery        = getTelegramFileSelect + "WHERE mxc=$1"
 )
@@ -32,16 +23,10 @@ type TelegramFileLocationID string
 type TelegramFile struct {
 	qh *dbutil.QueryHelper[*TelegramFile]
 
-	LocationID     TelegramFileLocationID
-	MXC            string
-	MimeType       string
-	WasConverted   bool
-	Timestamp      time.Time
-	Size           int64
-	Width          int
-	Height         int
-	ThumbnailID    string
-	DecryptionInfo json.RawMessage
+	LocationID TelegramFileLocationID
+	MXC        id.ContentURIString
+	MIMEType   string
+	Size       int
 }
 
 var _ dbutil.DataStruct[*TelegramFile] = (*TelegramFile)(nil)
@@ -50,7 +35,7 @@ func newTelegramFile(qh *dbutil.QueryHelper[*TelegramFile]) *TelegramFile {
 	return &TelegramFile{qh: qh}
 }
 
-func (fq *TelegramFileQuery) GetByLocationID(ctx context.Context, locationID string) (*TelegramFile, error) {
+func (fq *TelegramFileQuery) GetByLocationID(ctx context.Context, locationID TelegramFileLocationID) (*TelegramFile, error) {
 	return fq.QueryOne(ctx, getTelegramFileByLocationIDQuery, locationID)
 }
 
@@ -59,18 +44,7 @@ func (fq *TelegramFileQuery) GetByMXC(ctx context.Context, mxc string) (*Telegra
 }
 
 func (f *TelegramFile) sqlVariables() []any {
-	return []any{
-		f.LocationID,
-		f.MXC,
-		f.MimeType,
-		f.WasConverted,
-		f.Timestamp.UnixMilli(),
-		f.Size,
-		f.Width,
-		f.Height,
-		f.ThumbnailID,
-		f.DecryptionInfo,
-	}
+	return []any{f.LocationID, f.MXC, f.MIMEType, f.Size}
 }
 
 func (f *TelegramFile) Insert(ctx context.Context) error {
@@ -78,21 +52,5 @@ func (f *TelegramFile) Insert(ctx context.Context) error {
 }
 
 func (f *TelegramFile) Scan(row dbutil.Scannable) (*TelegramFile, error) {
-	var thumbnailID sql.NullString
-	var timestamp int64
-	err := row.Scan(
-		&f.LocationID,
-		&f.MXC,
-		&f.MimeType,
-		&f.WasConverted,
-		&timestamp,
-		&f.Size,
-		&f.Width,
-		&f.Height,
-		&thumbnailID,
-		&f.DecryptionInfo,
-	)
-	f.Timestamp = time.UnixMilli(timestamp)
-	f.ThumbnailID = thumbnailID.String
-	return f, err
+	return f, row.Scan(&f.LocationID, &f.MXC, &f.MIMEType, &f.Size)
 }

pkg/connector/store/upgrades/00-latest.sql

@@ -32,16 +32,8 @@ CREATE TABLE telegram_channel_access_hashes (
 );
 
 CREATE TABLE telegram_file (
-    id              TEXT PRIMARY KEY,
-    mxc             TEXT NOT NULL,
-    mime_type       TEXT,
-    was_converted   BOOLEAN NOT NULL DEFAULT false,
-    timestamp       BIGINT  NOT NULL DEFAULT 0,
-    size            BIGINT,
-    width           INTEGER,
-    height          INTEGER,
-    thumbnail       TEXT,
-    decryption_info jsonb,
-    FOREIGN KEY (thumbnail) REFERENCES telegram_file(id)
-        ON UPDATE CASCADE ON DELETE SET NULL
+    id        TEXT PRIMARY KEY,
+    mxc       TEXT NOT NULL,
+    mime_type TEXT,
+    size      BIGINT
 );

pkg/connector/telegram.go

@@ -15,6 +15,7 @@ import (
 
 	"go.mau.fi/mautrix-telegram/pkg/connector/emojis"
 	"go.mau.fi/mautrix-telegram/pkg/connector/ids"
+	"go.mau.fi/mautrix-telegram/pkg/connector/media"
 	"go.mau.fi/mautrix-telegram/pkg/connector/util"
 )
 
@@ -225,7 +226,6 @@ func (t *TelegramClient) handleTelegramReactions(ctx context.Context, msg *tg.Me
 	if _, set := msg.GetReactions(); !set {
 		return nil
 	}
-	fmt.Printf("handle reactions %+v\n", msg.Reactions)
 	var totalCount int
 	for _, r := range msg.Reactions.Results {
 		totalCount += r.Count
@@ -253,6 +253,8 @@ func (t *TelegramClient) handleTelegramReactions(ctx context.Context, msg *tg.Me
 	if len(reactionsList) < totalCount {
 		if user, ok := msg.PeerID.(*tg.PeerUser); ok {
 			reactionsList = splitDMReactionCounts(msg.Reactions.Results, user.UserID, t.loginID)
+
+			// TODO
 			// } else if t.isBot {
 			// 	// Can't fetch exact reaction senders as a bot
 			// 	return
@@ -325,25 +327,34 @@ func (t *TelegramClient) getReactionLimit(ctx context.Context, sender networkid.
 	return 1, nil
 }
 
-// TODO move this to emojis package
 func (t *TelegramClient) transferEmojisToMatrix(ctx context.Context, customEmojiIDs []int64) (result map[networkid.EmojiID]string, err error) {
 	result, customEmojiIDs = emojis.ConvertKnownEmojis(customEmojiIDs)
-	for _, customEmojiID := range customEmojiIDs {
-		fmt.Printf("customEmojiID %d\n", customEmojiID)
-		locationID := fmt.Sprintf("%d", customEmojiID)
-		if file, err := t.main.Store.TelegramFile.GetByLocationID(ctx, locationID); err != nil {
-			return nil, fmt.Errorf("failed to search for Telegram file by location ID")
-		} else if file == nil {
-			// TODO download shit
-		} else {
-			result[ids.MakeEmojiIDFromDocumentID(customEmojiID)] = file.MXC
+
+	if len(customEmojiIDs) > 0 {
+		customEmojiDocuments, err := t.client.API().MessagesGetCustomEmojiDocuments(ctx, customEmojiIDs)
+		if err != nil {
+			return nil, err
+		}
+
+		for _, customEmojiDocument := range customEmojiDocuments {
+			document := customEmojiDocument.(*tg.Document)
+			mxcURI, _, _, _, err := media.NewTransferer(t.main.Config.AnimatedSticker).
+				WithIsSticker(true).
+				Transfer(ctx, t.main.Store, t.client.API(), t.main.Bridge.Bot, &tg.InputDocumentFileLocation{
+					ID:            document.GetID(),
+					AccessHash:    document.GetAccessHash(),
+					FileReference: document.GetFileReference(),
+				})
+			if err != nil {
+				return nil, err
+			}
+			result[ids.MakeEmojiIDFromDocumentID(document.ID)] = string(mxcURI)
 		}
 	}
 	return
 }
 
 func (t *TelegramClient) handleTelegramParsedReactionsLocked(ctx context.Context, msg *database.Message, reactions map[networkid.UserID][]tg.MessagePeerReaction, customEmojiIDs []int64, isFull bool, onlyUserID *networkid.UserID, timestamp *time.Time) error {
-	// TODO deal with the custom emoji IDs
 	customEmojis, err := t.transferEmojisToMatrix(ctx, customEmojiIDs)
 	if err != nil {
 		return err
@@ -359,9 +370,8 @@ func (t *TelegramClient) handleTelegramParsedReactionsLocked(ctx context.Context
 		if onlyUserID != nil && existing.SenderID != *onlyUserID {
 			continue
 		}
-		newReactions := reactions[existing.SenderID]
 		var matched bool
-		reactions[existing.SenderID], matched, err = reactionsFilter(newReactions, existing)
+		reactions[existing.SenderID], matched, err = reactionsFilter(reactions[existing.SenderID], existing)
 		if err != nil {
 			return err
 		} else if !matched {
@@ -369,7 +379,7 @@ func (t *TelegramClient) handleTelegramParsedReactionsLocked(ctx context.Context
 				removed = append(removed, existing)
 			} else if reactionLimit, err := t.getReactionLimit(ctx, existing.SenderID); err != nil {
 				return err
-			} else if len(newReactions) == reactionLimit {
+			} else if len(reactions[existing.SenderID]) >= reactionLimit {
 				removed = append(removed, existing)
 			}
 		}
@@ -447,7 +457,6 @@ func (t *TelegramClient) handleTelegramParsedReactionsLocked(ctx context.Context
 		t.main.Bridge.QueueRemoteEvent(t.userLogin, evt)
 	}
 
-	fmt.Printf("%v %v %v\n", isFull, reactions, customEmojiIDs)
 	return nil
 }