| 1 | package btelegram |
| 2 | |
| 3 | import ( |
| 4 | "fmt" |
| 5 | "html" |
| 6 | "path/filepath" |
| 7 | "strconv" |
| 8 | "strings" |
| 9 | "unicode/utf16" |
| 10 | |
| 11 | "github.com/davecgh/go-spew/spew" |
| 12 | "github.com/matterbridge-org/matterbridge/bridge/config" |
| 13 | "github.com/matterbridge-org/matterbridge/bridge/helper" |
| 14 | |
| 15 | // Seems not much different from upstream https://github.com/go-telegram-bot-api/telegram-bot-api replace? |
| 16 | tgbotapi "github.com/matterbridge/telegram-bot-api/v6" |
| 17 | ) |
| 18 | |
| 19 | func (b *Btelegram) handleUpdate(rmsg *config.Message, message, posted, edited *tgbotapi.Message) *tgbotapi.Message { |
| 20 | // handle channels |
| 21 | if posted != nil { |
| 22 | if posted.Text == "/chatId" { |
| 23 | chatID := strconv.FormatInt(posted.Chat.ID, 10) |
| 24 | |
| 25 | // Handle chat topics |
| 26 | if posted.IsTopicMessage { |
| 27 | chatID = chatID + "/" + strconv.Itoa(posted.MessageThreadID) |
| 28 | } |
| 29 | |
| 30 | _, err := b.Send(config.Message{ |
| 31 | Channel: chatID, |
| 32 | Text: fmt.Sprintf("ID of this chat: %s", chatID), |
| 33 | }) |
| 34 | if err != nil { |
| 35 | b.Log.Warnf("Unable to send chatID to %s", chatID) |
| 36 | } |
| 37 | } else { |
| 38 | message = posted |
| 39 | rmsg.Text = message.Text |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | // edited channel message |
| 44 | if edited != nil && !b.GetBool("EditDisable") { |
| 45 | message = edited |
| 46 | rmsg.Text = rmsg.Text + message.Text + b.GetString("EditSuffix") |
| 47 | } |
| 48 | return message |
| 49 | } |
| 50 | |
| 51 | // handleChannels checks if it's a channel message and if the message is a new or edited messages |
| 52 | func (b *Btelegram) handleChannels(rmsg *config.Message, message *tgbotapi.Message, update tgbotapi.Update) *tgbotapi.Message { |
| 53 | return b.handleUpdate(rmsg, message, update.ChannelPost, update.EditedChannelPost) |
| 54 | } |
| 55 | |
| 56 | // handleGroups checks if it's a group message and if the message is a new or edited messages |
| 57 | func (b *Btelegram) handleGroups(rmsg *config.Message, message *tgbotapi.Message, update tgbotapi.Update) *tgbotapi.Message { |
| 58 | return b.handleUpdate(rmsg, message, update.Message, update.EditedMessage) |
| 59 | } |
| 60 | |
| 61 | // handleForwarded handles forwarded messages |
| 62 | func (b *Btelegram) handleForwarded(rmsg *config.Message, message *tgbotapi.Message) { |
| 63 | if message.ForwardDate == 0 { |
| 64 | return |
| 65 | } |
| 66 | |
| 67 | if message.ForwardFromChat != nil && message.ForwardFrom == nil { |
| 68 | rmsg.Text = "Forwarded from " + message.ForwardFromChat.Title + ": " + rmsg.Text |
| 69 | return |
| 70 | } |
| 71 | |
| 72 | if message.ForwardFrom == nil { |
| 73 | rmsg.Text = "Forwarded from " + unknownUser + ": " + rmsg.Text |
| 74 | return |
| 75 | } |
| 76 | |
| 77 | usernameForward := "" |
| 78 | if b.GetBool("UseFirstName") { |
| 79 | usernameForward = message.ForwardFrom.FirstName |
| 80 | } |
| 81 | if b.GetBool("UseFullName") { |
| 82 | usernameForward = message.ForwardFrom.FirstName + " " + message.ForwardFrom.LastName |
| 83 | } |
| 84 | |
| 85 | if usernameForward == "" { |
| 86 | usernameForward = message.ForwardFrom.UserName |
| 87 | if usernameForward == "" { |
| 88 | usernameForward = message.ForwardFrom.FirstName |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | if usernameForward == "" { |
| 93 | usernameForward = unknownUser |
| 94 | } |
| 95 | |
| 96 | rmsg.Text = "Forwarded from " + usernameForward + ": " + rmsg.Text |
| 97 | } |
| 98 | |
| 99 | // handleQuoting handles quoting of previous messages |
| 100 | func (b *Btelegram) handleQuoting(rmsg *config.Message, message *tgbotapi.Message) { |
| 101 | // Used to check if the message was a reply to the root topic |
| 102 | if message.ReplyToMessage != nil && (!message.IsTopicMessage || message.ReplyToMessage.MessageID != message.MessageThreadID) { //nolint:nestif |
| 103 | usernameReply := "" |
| 104 | if message.ReplyToMessage.From != nil { |
| 105 | if b.GetBool("UseFirstName") { |
| 106 | usernameReply = message.ReplyToMessage.From.FirstName |
| 107 | } |
| 108 | if b.GetBool("UseFullName") { |
| 109 | usernameReply = message.ReplyToMessage.From.FirstName + " " + message.ReplyToMessage.From.LastName |
| 110 | } |
| 111 | if usernameReply == "" { |
| 112 | usernameReply = message.ReplyToMessage.From.UserName |
| 113 | if usernameReply == "" { |
| 114 | usernameReply = message.ReplyToMessage.From.FirstName |
| 115 | } |
| 116 | } |
| 117 | } |
| 118 | if usernameReply == "" { |
| 119 | usernameReply = unknownUser |
| 120 | } |
| 121 | if !b.GetBool("QuoteDisable") { |
| 122 | quote := message.ReplyToMessage.Text |
| 123 | if quote == "" { |
| 124 | quote = message.ReplyToMessage.Caption |
| 125 | } |
| 126 | rmsg.Text = b.handleQuote(rmsg.Text, usernameReply, quote) |
| 127 | } |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | // handleUsername handles the correct setting of the username |
| 132 | func (b *Btelegram) handleUsername(rmsg *config.Message, message *tgbotapi.Message) { |
| 133 | if message.From != nil { |
| 134 | rmsg.UserID = strconv.FormatInt(message.From.ID, 10) |
| 135 | if b.GetBool("UseFirstName") { |
| 136 | rmsg.Username = message.From.FirstName |
| 137 | } |
| 138 | if b.GetBool("UseFullName") { |
| 139 | if message.From.FirstName != "" && message.From.LastName != "" { |
| 140 | rmsg.Username = message.From.FirstName + " " + message.From.LastName |
| 141 | } |
| 142 | } |
| 143 | if rmsg.Username == "" { |
| 144 | rmsg.Username = message.From.UserName |
| 145 | if rmsg.Username == "" { |
| 146 | rmsg.Username = message.From.FirstName |
| 147 | } |
| 148 | } |
| 149 | // only download avatars if we have a place to upload them (configured mediaserver) |
| 150 | if b.General.MediaServerDownload != "" && b.General.MediaDownloadPath != "" { |
| 151 | b.handleDownloadAvatar(message.From.ID, rmsg.Channel) |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | if message.SenderChat != nil { //nolint:nestif |
| 156 | rmsg.UserID = strconv.FormatInt(message.SenderChat.ID, 10) |
| 157 | if b.GetBool("UseFirstName") { |
| 158 | rmsg.Username = message.SenderChat.FirstName |
| 159 | } |
| 160 | if b.GetBool("UseFullName") { |
| 161 | if message.SenderChat.FirstName != "" && message.SenderChat.LastName != "" { |
| 162 | rmsg.Username = message.SenderChat.FirstName + " " + message.SenderChat.LastName |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | if rmsg.Username == "" || rmsg.Username == "Channel_Bot" { |
| 167 | rmsg.Username = message.SenderChat.UserName |
| 168 | |
| 169 | if rmsg.Username == "" || rmsg.Username == "Channel_Bot" { |
| 170 | rmsg.Username = message.SenderChat.FirstName |
| 171 | } |
| 172 | } |
| 173 | // only download avatars if we have a place to upload them (configured mediaserver) |
| 174 | if b.General.MediaServerDownload != "" && b.General.MediaDownloadPath != "" { |
| 175 | b.handleDownloadAvatar(message.SenderChat.ID, rmsg.Channel) |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | // Fallback on author signature (used in "channel" type of chat) |
| 180 | if rmsg.Username == "" && message.AuthorSignature != "" { |
| 181 | rmsg.Username = message.AuthorSignature |
| 182 | } |
| 183 | |
| 184 | // if we really didn't find a username, set it to unknown |
| 185 | if rmsg.Username == "" { |
| 186 | rmsg.Username = unknownUser |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | func (b *Btelegram) handleRecv(updates <-chan tgbotapi.Update) { |
| 191 | for update := range updates { |
| 192 | b.Log.Debugf("== Receiving event: %#v", update.Message) |
| 193 | |
| 194 | if update.Message == nil && update.ChannelPost == nil && |
| 195 | update.EditedMessage == nil && update.EditedChannelPost == nil { |
| 196 | b.Log.Info("Received event without messages, skipping.") |
| 197 | continue |
| 198 | } |
| 199 | |
| 200 | if b.GetInt("debuglevel") == 1 { |
| 201 | spew.Dump(update.Message) |
| 202 | } |
| 203 | |
| 204 | b.handleGroupUpdate(update) |
| 205 | |
| 206 | var message *tgbotapi.Message |
| 207 | |
| 208 | rmsg := config.Message{Account: b.Account, Extra: make(map[string][]interface{})} |
| 209 | |
| 210 | // handle channels |
| 211 | message = b.handleChannels(&rmsg, message, update) |
| 212 | |
| 213 | // handle groups |
| 214 | message = b.handleGroups(&rmsg, message, update) |
| 215 | |
| 216 | if message == nil { |
| 217 | b.Log.Error("message is nil, this shouldn't happen.") |
| 218 | continue |
| 219 | } |
| 220 | |
| 221 | // set the ID's from the channel or group message |
| 222 | rmsg.ID = strconv.Itoa(message.MessageID) |
| 223 | rmsg.Channel = strconv.FormatInt(message.Chat.ID, 10) |
| 224 | if message.IsTopicMessage { |
| 225 | rmsg.Channel += "/" + strconv.Itoa(message.MessageThreadID) |
| 226 | } |
| 227 | |
| 228 | // preserve threading from telegram reply |
| 229 | if message.ReplyToMessage != nil && |
| 230 | // Used to check if the message was a reply to the root topic |
| 231 | (!message.IsTopicMessage || message.ReplyToMessage.MessageID != message.MessageThreadID) { |
| 232 | rmsg.ParentID = strconv.Itoa(message.ReplyToMessage.MessageID) |
| 233 | } |
| 234 | |
| 235 | // handle entities (adding URLs) |
| 236 | b.handleEntities(&rmsg, message) |
| 237 | |
| 238 | // handle username |
| 239 | b.handleUsername(&rmsg, message) |
| 240 | |
| 241 | // handle any downloads |
| 242 | err := b.handleDownload(&rmsg, message) |
| 243 | if err != nil { |
| 244 | b.Log.Errorf("download failed: %s", err) |
| 245 | } |
| 246 | |
| 247 | // handle forwarded messages |
| 248 | b.handleForwarded(&rmsg, message) |
| 249 | |
| 250 | // quote the previous message |
| 251 | b.handleQuoting(&rmsg, message) |
| 252 | |
| 253 | if rmsg.Text != "" || len(rmsg.Extra) > 0 { |
| 254 | // Comment the next line out due to avoid removing empty lines in Telegram |
| 255 | // rmsg.Text = helper.RemoveEmptyNewLines(rmsg.Text) |
| 256 | // channels don't have (always?) user information. see #410 |
| 257 | if message.From != nil { |
| 258 | rmsg.Avatar = helper.GetAvatar(b.avatarMap, strconv.FormatInt(message.From.ID, 10), b.General) |
| 259 | } |
| 260 | |
| 261 | b.Log.Debugf("<= Sending message from %s on %s to gateway", rmsg.Username, b.Account) |
| 262 | b.Log.Debugf("<= Message is %#v", rmsg) |
| 263 | b.Remote <- rmsg |
| 264 | } |
| 265 | } |
| 266 | } |
| 267 | |
| 268 | func (b *Btelegram) handleGroupUpdate(update tgbotapi.Update) { |
| 269 | if msg := update.Message; msg != nil { |
| 270 | switch { |
| 271 | case msg.NewChatMembers != nil: |
| 272 | b.handleUserJoin(update) |
| 273 | case msg.LeftChatMember != nil: |
| 274 | b.handleUserLeave(update) |
| 275 | } |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | func (b *Btelegram) handleUserJoin(update tgbotapi.Update) { |
| 280 | msg := update.Message |
| 281 | for _, user := range msg.NewChatMembers { |
| 282 | rmsg := config.Message{ |
| 283 | UserID: strconv.FormatInt(user.ID, 10), |
| 284 | Username: user.FirstName, // for some reason all the other name felids are empty on this event (at least for me) |
| 285 | Channel: strconv.FormatInt(msg.Chat.ID, 10), |
| 286 | Account: b.Account, |
| 287 | Protocol: b.Protocol, |
| 288 | Event: config.EventJoinLeave, |
| 289 | Text: "joined chat", |
| 290 | } |
| 291 | b.Remote <- rmsg |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | func (b *Btelegram) handleUserLeave(update tgbotapi.Update) { |
| 296 | msg := update.Message |
| 297 | user := msg.LeftChatMember |
| 298 | |
| 299 | rmsg := config.Message{ |
| 300 | UserID: strconv.FormatInt(user.ID, 10), |
| 301 | Username: user.FirstName, // for some reason all the other name felids are empty on this event (at least for me) |
| 302 | Channel: strconv.FormatInt(msg.Chat.ID, 10), |
| 303 | Account: b.Account, |
| 304 | Protocol: b.Protocol, |
| 305 | Event: config.EventJoinLeave, |
| 306 | Text: "left chat", |
| 307 | } |
| 308 | |
| 309 | b.Remote <- rmsg |
| 310 | } |
| 311 | |
| 312 | // handleDownloadAvatar downloads the avatar of userid from channel |
| 313 | // sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful. |
| 314 | // logs an error message if it fails |
| 315 | func (b *Btelegram) handleDownloadAvatar(userid int64, channel string) { |
| 316 | rmsg := config.Message{ |
| 317 | Username: "system", |
| 318 | Text: "avatar", |
| 319 | Channel: channel, |
| 320 | Account: b.Account, |
| 321 | UserID: strconv.FormatInt(userid, 10), |
| 322 | Event: config.EventAvatarDownload, |
| 323 | Extra: make(map[string][]interface{}), |
| 324 | } |
| 325 | |
| 326 | if _, ok := b.avatarMap[strconv.FormatInt(userid, 10)]; ok { |
| 327 | return |
| 328 | } |
| 329 | |
| 330 | photos, err := b.c.GetUserProfilePhotos(tgbotapi.UserProfilePhotosConfig{UserID: userid, Limit: 1}) |
| 331 | if err != nil { |
| 332 | b.Log.Errorf("Userprofile download failed for %#v %s", userid, err) |
| 333 | } |
| 334 | |
| 335 | if len(photos.Photos) > 0 { |
| 336 | photo := photos.Photos[0][0] |
| 337 | url := b.getFileDirectURL(photo.FileID) |
| 338 | name := strconv.FormatInt(userid, 10) + ".png" |
| 339 | b.Log.Debugf("trying to download %#v fileid %#v with size %#v", name, photo.FileID, photo.FileSize) |
| 340 | |
| 341 | err := helper.HandleDownloadSize(b.Log, &rmsg, name, int64(photo.FileSize), b.General) |
| 342 | if err != nil { |
| 343 | b.Log.Error(err) |
| 344 | return |
| 345 | } |
| 346 | data, err := helper.DownloadFile(url) |
| 347 | if err != nil { |
| 348 | b.Log.Errorf("download %s failed %#v", url, err) |
| 349 | return |
| 350 | } |
| 351 | helper.HandleDownloadData(b.Log, &rmsg, name, rmsg.Text, "", data, b.General) |
| 352 | b.Remote <- rmsg |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | func (b *Btelegram) maybeConvertTgs(name *string, data *[]byte) { |
| 357 | format := b.GetString("MediaConvertTgs") |
| 358 | if helper.SupportsFormat(format) { |
| 359 | b.Log.Debugf("Format supported by %s, converting %v", helper.LottieBackend(), name) |
| 360 | } else { |
| 361 | // Otherwise, no conversion was requested. Trying to run the usual webp |
| 362 | // converter would fail, because '.tgs.webp' is actually a gzipped JSON |
| 363 | // file, and has nothing to do with WebP. |
| 364 | return |
| 365 | } |
| 366 | err := helper.ConvertTgsToX(data, format, b.Log) |
| 367 | if err != nil { |
| 368 | b.Log.Errorf("conversion failed: %v", err) |
| 369 | } else { |
| 370 | *name = strings.Replace(*name, "tgs.webp", format, 1) |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | func (b *Btelegram) maybeConvertWebp(name *string, data *[]byte) { |
| 375 | if b.GetBool("MediaConvertWebPToPNG") { |
| 376 | b.Log.Debugf("WebP to PNG conversion enabled, converting %v", name) |
| 377 | err := helper.ConvertWebPToPNG(data) |
| 378 | if err != nil { |
| 379 | b.Log.Errorf("conversion failed: %v", err) |
| 380 | } else { |
| 381 | *name = strings.Replace(*name, ".webp", ".png", 1) |
| 382 | } |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | // handleDownloadFile handles file download |
| 387 | func (b *Btelegram) handleDownload(rmsg *config.Message, message *tgbotapi.Message) error { |
| 388 | size := int64(0) |
| 389 | var url, name, text string |
| 390 | switch { |
| 391 | case message.Sticker != nil: |
| 392 | text, name, url = b.getDownloadInfo(message.Sticker.FileID, ".webp", true) |
| 393 | size = int64(message.Sticker.FileSize) |
| 394 | case message.Voice != nil: |
| 395 | text, name, url = b.getDownloadInfo(message.Voice.FileID, ".ogg", true) |
| 396 | size = message.Voice.FileSize |
| 397 | case message.Video != nil: |
| 398 | text, name, url = b.getDownloadInfo(message.Video.FileID, "", true) |
| 399 | size = message.Video.FileSize |
| 400 | case message.Audio != nil: |
| 401 | text, name, url = b.getDownloadInfo(message.Audio.FileID, "", true) |
| 402 | size = message.Audio.FileSize |
| 403 | case message.Document != nil: |
| 404 | _, _, url = b.getDownloadInfo(message.Document.FileID, "", false) |
| 405 | size = message.Document.FileSize |
| 406 | name = message.Document.FileName |
| 407 | text = " " + message.Document.FileName + " : " + url |
| 408 | case message.Photo != nil: |
| 409 | photos := message.Photo |
| 410 | size = int64(photos[len(photos)-1].FileSize) |
| 411 | text, name, url = b.getDownloadInfo(photos[len(photos)-1].FileID, "", true) |
| 412 | } |
| 413 | |
| 414 | // if name is empty we didn't match a thing to download |
| 415 | if name == "" { |
| 416 | return nil |
| 417 | } |
| 418 | // use the URL instead of native upload |
| 419 | if b.GetBool("UseInsecureURL") { |
| 420 | b.Log.Debugf("Setting message text to :%s", text) |
| 421 | rmsg.Text += text |
| 422 | return nil |
| 423 | } |
| 424 | // if we have a file attached, download it (in memory) and put a pointer to it in msg.Extra |
| 425 | err := helper.HandleDownloadSize(b.Log, rmsg, name, int64(size), b.General) |
| 426 | if err != nil { |
| 427 | return err |
| 428 | } |
| 429 | data, err := helper.DownloadFile(url) |
| 430 | if err != nil { |
| 431 | return err |
| 432 | } |
| 433 | |
| 434 | if strings.HasSuffix(name, ".tgs.webp") { |
| 435 | b.maybeConvertTgs(&name, data) |
| 436 | } else if strings.HasSuffix(name, ".webp") { |
| 437 | b.maybeConvertWebp(&name, data) |
| 438 | } |
| 439 | |
| 440 | // rename .oga to .ogg https://github.com/42wim/matterbridge/issues/906#issuecomment-741793512 |
| 441 | if strings.HasSuffix(name, ".oga") && message.Audio != nil { |
| 442 | name = strings.Replace(name, ".oga", ".ogg", 1) |
| 443 | } |
| 444 | |
| 445 | helper.HandleDownloadData(b.Log, rmsg, name, message.Caption, "", data, b.General) |
| 446 | return nil |
| 447 | } |
| 448 | |
| 449 | func (b *Btelegram) getDownloadInfo(id string, suffix string, urlpart bool) (string, string, string) { |
| 450 | url := b.getFileDirectURL(id) |
| 451 | name := "" |
| 452 | if urlpart { |
| 453 | urlPart := strings.Split(url, "/") |
| 454 | name = urlPart[len(urlPart)-1] |
| 455 | } |
| 456 | if suffix != "" && !strings.HasSuffix(name, suffix) && !strings.HasSuffix(name, ".webm") { |
| 457 | name += suffix |
| 458 | } |
| 459 | text := " " + url |
| 460 | return text, name, url |
| 461 | } |
| 462 | |
| 463 | // handleDelete handles message deleting |
| 464 | func (b *Btelegram) handleDelete(msg *config.Message, chatid int64) (string, error) { |
| 465 | if msg.ID == "" { |
| 466 | return "", nil |
| 467 | } |
| 468 | |
| 469 | msgid, err := strconv.Atoi(msg.ID) |
| 470 | if err != nil { |
| 471 | return "", err |
| 472 | } |
| 473 | |
| 474 | cfg := tgbotapi.NewDeleteMessage(chatid, msgid) |
| 475 | _, err = b.c.Request(cfg) |
| 476 | |
| 477 | return "", err |
| 478 | } |
| 479 | |
| 480 | // handleEdit handles message editing. |
| 481 | func (b *Btelegram) handleEdit(msg *config.Message, chatid int64) (string, error) { |
| 482 | msgid, err := strconv.Atoi(msg.ID) |
| 483 | if err != nil { |
| 484 | return "", err |
| 485 | } |
| 486 | if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick { |
| 487 | b.Log.Debug("Using mode HTML - nick only") |
| 488 | msg.Text = html.EscapeString(msg.Text) |
| 489 | } |
| 490 | m := tgbotapi.NewEditMessageText(chatid, msgid, msg.Username+msg.Text) |
| 491 | switch b.GetString("MessageFormat") { |
| 492 | case HTMLFormat: |
| 493 | b.Log.Debug("Using mode HTML") |
| 494 | m.ParseMode = tgbotapi.ModeHTML |
| 495 | case "Markdown": |
| 496 | b.Log.Debug("Using mode markdown") |
| 497 | m.ParseMode = tgbotapi.ModeMarkdown |
| 498 | case MarkdownV2: |
| 499 | b.Log.Debug("Using mode MarkdownV2") |
| 500 | m.ParseMode = MarkdownV2 |
| 501 | } |
| 502 | if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick { |
| 503 | b.Log.Debug("Using mode HTML - nick only") |
| 504 | m.ParseMode = tgbotapi.ModeHTML |
| 505 | } |
| 506 | _, err = b.c.Send(m) |
| 507 | if err != nil { |
| 508 | return "", err |
| 509 | } |
| 510 | return "", nil |
| 511 | } |
| 512 | |
| 513 | // handleUploadFile handles native upload of files |
| 514 | func (b *Btelegram) handleUploadFile(msg *config.Message, chatid int64, threadid int, parentID int) (string, error) { |
| 515 | var media []interface{} |
| 516 | equal := true |
| 517 | first := true |
| 518 | var prev string |
| 519 | |
| 520 | for _, f := range msg.Extra["file"] { |
| 521 | fi, ok := f.(config.FileInfo) |
| 522 | if !ok { |
| 523 | continue |
| 524 | } |
| 525 | |
| 526 | var ftype string |
| 527 | |
| 528 | switch filepath.Ext(fi.Name) { |
| 529 | case ".jpg", ".jpe", ".png": |
| 530 | ftype = "image" |
| 531 | case ".mp4", ".m4v": |
| 532 | ftype = "video" |
| 533 | case ".mp3", ".oga", ".ogg", ".opus", ".flac": |
| 534 | ftype = "audio" |
| 535 | default: |
| 536 | ftype = "document" |
| 537 | } |
| 538 | |
| 539 | if ftype == "document" { |
| 540 | equal = false |
| 541 | break |
| 542 | } |
| 543 | |
| 544 | if first { |
| 545 | prev = ftype |
| 546 | equal = true |
| 547 | first = false |
| 548 | } else { |
| 549 | if prev != ftype { |
| 550 | equal = false |
| 551 | break |
| 552 | } |
| 553 | prev = ftype |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | for _, f := range msg.Extra["file"] { |
| 558 | fi := f.(config.FileInfo) |
| 559 | file := tgbotapi.FileBytes{ |
| 560 | Name: fi.Name, |
| 561 | Bytes: *fi.Data, |
| 562 | } |
| 563 | |
| 564 | if b.GetString("MessageFormat") == HTMLFormat { |
| 565 | fi.Comment = makeHTML(html.EscapeString(fi.Comment)) |
| 566 | } |
| 567 | |
| 568 | if !equal { |
| 569 | dc := tgbotapi.NewInputMediaDocument(file) |
| 570 | if fi.Comment != "" { |
| 571 | dc.Caption, dc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment) |
| 572 | } |
| 573 | media = append(media, dc) |
| 574 | continue |
| 575 | } |
| 576 | |
| 577 | switch filepath.Ext(fi.Name) { |
| 578 | case ".jpg", ".jpe", ".png": |
| 579 | pc := tgbotapi.NewInputMediaPhoto(file) |
| 580 | if fi.Comment != "" { |
| 581 | pc.Caption, pc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment) |
| 582 | } |
| 583 | media = append(media, pc) |
| 584 | case ".mp4", ".m4v": |
| 585 | vc := tgbotapi.NewInputMediaVideo(file) |
| 586 | if fi.Comment != "" { |
| 587 | vc.Caption, vc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment) |
| 588 | } |
| 589 | media = append(media, vc) |
| 590 | case ".mp3", ".oga", ".ogg", ".opus", ".flac": |
| 591 | ac := tgbotapi.NewInputMediaAudio(file) |
| 592 | if fi.Comment != "" { |
| 593 | ac.Caption, ac.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment) |
| 594 | } |
| 595 | ac.Caption = fi.Name |
| 596 | media = append(media, ac) |
| 597 | default: |
| 598 | dc := tgbotapi.NewInputMediaDocument(file) |
| 599 | if fi.Comment != "" { |
| 600 | dc.Caption, dc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment) |
| 601 | } |
| 602 | media = append(media, dc) |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | return b.sendMediaFiles(msg, chatid, threadid, parentID, media) |
| 607 | } |
| 608 | |
| 609 | func (b *Btelegram) handleQuote(message, quoteNick, quoteMessage string) string { |
| 610 | format := b.GetString("quoteformat") |
| 611 | if format == "" { |
| 612 | format = "{MESSAGE} (re @{QUOTENICK}: {QUOTEMESSAGE})" |
| 613 | } |
| 614 | quoteMessagelength := len([]rune(quoteMessage)) |
| 615 | if b.GetInt("QuoteLengthLimit") != 0 && quoteMessagelength >= b.GetInt("QuoteLengthLimit") { |
| 616 | runes := []rune(quoteMessage) |
| 617 | quoteMessage = string(runes[0:b.GetInt("QuoteLengthLimit")]) |
| 618 | if quoteMessagelength > b.GetInt("QuoteLengthLimit") { |
| 619 | quoteMessage += "..." |
| 620 | } |
| 621 | } |
| 622 | format = strings.ReplaceAll(format, "{MESSAGE}", message) |
| 623 | format = strings.ReplaceAll(format, "{QUOTENICK}", quoteNick) |
| 624 | format = strings.ReplaceAll(format, "{QUOTEMESSAGE}", quoteMessage) |
| 625 | return format |
| 626 | } |
| 627 | |
| 628 | // handleEntities handles messageEntities |
| 629 | func (b *Btelegram) handleEntities(rmsg *config.Message, message *tgbotapi.Message) { |
| 630 | if message.Entities == nil { |
| 631 | return |
| 632 | } |
| 633 | |
| 634 | indexMovedBy := 0 |
| 635 | prevLinkOffset := -1 |
| 636 | |
| 637 | for _, e := range message.Entities { |
| 638 | |
| 639 | asRunes := utf16.Encode([]rune(rmsg.Text)) |
| 640 | |
| 641 | if e.Type == "text_link" { |
| 642 | offset := e.Offset + indexMovedBy |
| 643 | url, err := e.ParseURL() |
| 644 | if err != nil { |
| 645 | b.Log.Errorf("entity text_link url parse failed: %s", err) |
| 646 | continue |
| 647 | } |
| 648 | utfEncodedString := utf16.Encode([]rune(rmsg.Text)) |
| 649 | if offset+e.Length > len(utfEncodedString) { |
| 650 | b.Log.Errorf("entity length is too long %d > %d", offset+e.Length, len(utfEncodedString)) |
| 651 | continue |
| 652 | } |
| 653 | rmsg.Text = string(utf16.Decode(asRunes[:offset+e.Length])) + " (" + url.String() + ")" + string(utf16.Decode(asRunes[offset+e.Length:])) |
| 654 | indexMovedBy += len(url.String()) + 3 |
| 655 | prevLinkOffset = e.Offset |
| 656 | } |
| 657 | |
| 658 | if e.Offset == prevLinkOffset { |
| 659 | continue |
| 660 | } |
| 661 | |
| 662 | if e.Type == "code" { |
| 663 | offset := e.Offset + indexMovedBy |
| 664 | rmsg.Text = string(utf16.Decode(asRunes[:offset])) + "`" + string(utf16.Decode(asRunes[offset:offset+e.Length])) + "`" + string(utf16.Decode(asRunes[offset+e.Length:])) |
| 665 | indexMovedBy += 2 |
| 666 | } |
| 667 | |
| 668 | if e.Type == "pre" { |
| 669 | offset := e.Offset + indexMovedBy |
| 670 | rmsg.Text = string(utf16.Decode(asRunes[:offset])) + "```\n" + string(utf16.Decode(asRunes[offset:offset+e.Length])) + "```\n" + string(utf16.Decode(asRunes[offset+e.Length:])) |
| 671 | indexMovedBy += 8 |
| 672 | } |
| 673 | |
| 674 | if e.Type == "bold" { |
| 675 | offset := e.Offset + indexMovedBy |
| 676 | rmsg.Text = string(utf16.Decode(asRunes[:offset])) + "*" + string(utf16.Decode(asRunes[offset:offset+e.Length])) + "*" + string(utf16.Decode(asRunes[offset+e.Length:])) |
| 677 | indexMovedBy += 2 |
| 678 | } |
| 679 | if e.Type == "italic" { |
| 680 | offset := e.Offset + indexMovedBy |
| 681 | rmsg.Text = string(utf16.Decode(asRunes[:offset])) + "_" + string(utf16.Decode(asRunes[offset:offset+e.Length])) + "_" + string(utf16.Decode(asRunes[offset+e.Length:])) |
| 682 | indexMovedBy += 2 |
| 683 | } |
| 684 | if e.Type == "strike" { |
| 685 | offset := e.Offset + indexMovedBy |
| 686 | rmsg.Text = string(utf16.Decode(asRunes[:offset])) + "~" + string(utf16.Decode(asRunes[offset:offset+e.Length])) + "~" + string(utf16.Decode(asRunes[offset+e.Length:])) |
| 687 | indexMovedBy += 2 |
| 688 | } |
| 689 | } |
| 690 | } |
| 691 | |
