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Adding caption to send telegram images. Fixes #1357 (#1358)

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* Used tgbotapi caption option to attach caption to photos / documents

* remove "text/template/parse"

* added TGGetParseMode to clean up. Added tg upload function for video, audio and voice

* fixed varname Textout. Changed fileextension logic to avoid chaining regex

* fixed textout varname

* fixed parsemode varname

* gofmt

Co-authored-by: Wim <wim@42.be>
This commit is contained in:
Paul 2021-04-03 23:15:19 +02:00 committed by GitHub
parent 21eb37e471
commit b293e3fa75
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 45 additions and 29 deletions
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33
bridge/telegram/handlers.go
View File

@ -2,7 +2,7 @@ package btelegram
import (
"html"
"regexp"
"path/filepath"
"strconv"
"strings"
"unicode/utf16"
@ -391,21 +391,32 @@ func (b *Btelegram) handleUploadFile(msg *config.Message, chatid int64) string {
Name: fi.Name,
Bytes: *fi.Data,
}
re := regexp.MustCompile(".(jpg|jpe|png)$")
if re.MatchString(fi.Name) {
c = tgbotapi.NewPhotoUpload(chatid, file)
} else {
c = tgbotapi.NewDocumentUpload(chatid, file)
switch filepath.Ext(fi.Name) {
case ".jpg", ".jpe", ".png":
pc := tgbotapi.NewPhotoUpload(chatid, file)
pc.Caption, pc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment)
c = pc
case ".mp4", ".m4v":
vc := tgbotapi.NewVideoUpload(chatid, file)
vc.Caption, vc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment)
c = vc
case ".mp3", ".oga":
ac := tgbotapi.NewAudioUpload(chatid, file)
ac.Caption, ac.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment)
c = ac
case ".ogg":
voc := tgbotapi.NewVoiceUpload(chatid, file)
voc.Caption, voc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment)
c = voc
default:
dc := tgbotapi.NewDocumentUpload(chatid, file)
dc.Caption, dc.ParseMode = TGGetParseMode(b, msg.Username, fi.Comment)
c = dc
}
_, err := b.c.Send(c)
if err != nil {
b.Log.Errorf("file upload failed: %#v", err)
}
if fi.Comment != "" {
if _, err := b.sendMessage(chatid, msg.Username, fi.Comment); err != nil {
b.Log.Errorf("posting file comment %s failed: %s", fi.Comment, err)
}
}
}
return ""
}

41
bridge/telegram/telegram.go
View File

@ -69,6 +69,28 @@ func (b *Btelegram) JoinChannel(channel config.ChannelInfo) error {
return nil
}
func TGGetParseMode(b *Btelegram, username string, text string) (textout string, parsemode string) {
textout = username + text
if b.GetString("MessageFormat") == HTMLFormat {
b.Log.Debug("Using mode HTML")
parsemode = tgbotapi.ModeHTML
}
if b.GetString("MessageFormat") == "Markdown" {
b.Log.Debug("Using mode markdown")
parsemode = tgbotapi.ModeMarkdown
}
if b.GetString("MessageFormat") == MarkdownV2 {
b.Log.Debug("Using mode MarkdownV2")
parsemode = MarkdownV2
}
if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick {
b.Log.Debug("Using mode HTML - nick only")
textout = username + html.EscapeString(text)
parsemode = tgbotapi.ModeHTML
}
return textout, parsemode
}
func (b *Btelegram) Send(msg config.Message) (string, error) {
b.Log.Debugf("=> Receiving %#v", msg)
@ -131,24 +153,7 @@ func (b *Btelegram) getFileDirectURL(id string) string {
func (b *Btelegram) sendMessage(chatid int64, username, text string) (string, error) {
m := tgbotapi.NewMessage(chatid, "")
m.Text = username + text
if b.GetString("MessageFormat") == HTMLFormat {
b.Log.Debug("Using mode HTML")
m.ParseMode = tgbotapi.ModeHTML
}
if b.GetString("MessageFormat") == "Markdown" {
b.Log.Debug("Using mode markdown")
m.ParseMode = tgbotapi.ModeMarkdown
}
if b.GetString("MessageFormat") == MarkdownV2 {
b.Log.Debug("Using mode MarkdownV2")
m.ParseMode = MarkdownV2
}
if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick {
b.Log.Debug("Using mode HTML - nick only")
m.Text = username + html.EscapeString(text)
m.ParseMode = tgbotapi.ModeHTML
}
m.Text, m.ParseMode = TGGetParseMode(b, username, text)
m.DisableWebPagePreview = b.GetBool("DisableWebPagePreview")