From b293e3fa75b8b5d1e793c2abbe61f0779fd2e5b0 Mon Sep 17 00:00:00 2001
From: Paul <36549980+Humorhenker@users.noreply.github.com>
Date: Sat, 3 Apr 2021 23:15:19 +0200
Subject: Adding caption to send telegram images. Fixes #1357 (#1358)

* 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>
---
 bridge/telegram/telegram.go | 41 +++++++++++++++++++++++------------------
 1 file changed, 23 insertions(+), 18 deletions(-)

(limited to 'bridge/telegram/telegram.go')

diff --git a/bridge/telegram/telegram.go b/bridge/telegram/telegram.go
index f1c7168c..0f08a45b 100644
--- a/bridge/telegram/telegram.go
+++ b/bridge/telegram/telegram.go
@@ -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")
 
-- 
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