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feat(telegram): handle voice and audio messages with <media:audio> placeholder

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Forward voice messages and audio files to the agent as <media:audio>
placeholder text. In groups, only process voice/audio that replies to
the bot. Includes caption text if present.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Naiyuan Qing 2026-02-09 08:37:57 +08:00
parent ceb960c390
commit 48f8302ebf
1 changed files with 45 additions and 0 deletions
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45
src/channels/plugins/telegram.ts
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@ -120,6 +120,51 @@ export const telegramChannel: ChannelPlugin = {
});
});
// Handle voice messages — forward as <media:audio> placeholder
bot.on("message:voice", (ctx) => {
const msg = ctx.message;
const isGroup = msg.chat.type === "group" || msg.chat.type === "supergroup";
// In groups, only respond if replied to the bot
if (isGroup) {
const isReplyToBot = msg.reply_to_message?.from?.is_bot === true;
if (!isReplyToBot) return;
}
console.log(`[Telegram] Received voice message: chatId=${msg.chat.id} from=${msg.from?.id} duration=${msg.voice.duration}s`);
const caption = msg.caption ? ` ${msg.caption}` : "";
onMessage({
messageId: String(msg.message_id),
conversationId: String(msg.chat.id),
senderId: String(msg.from?.id ?? "unknown"),
text: `<media:audio>${caption}`,
chatType: isGroup ? "group" : "direct",
});
});
// Handle audio file messages (music files, etc.)
bot.on("message:audio", (ctx) => {
const msg = ctx.message;
const isGroup = msg.chat.type === "group" || msg.chat.type === "supergroup";
if (isGroup) {
const isReplyToBot = msg.reply_to_message?.from?.is_bot === true;
if (!isReplyToBot) return;
}
console.log(`[Telegram] Received audio file: chatId=${msg.chat.id} from=${msg.from?.id} title=${msg.audio.title ?? "unknown"}`);
const caption = msg.caption ? ` ${msg.caption}` : "";
onMessage({
messageId: String(msg.message_id),
conversationId: String(msg.chat.id),
senderId: String(msg.from?.id ?? "unknown"),
text: `<media:audio>${caption}`,
chatType: isGroup ? "group" : "direct",
});
});
// Graceful shutdown on abort
signal.addEventListener("abort", () => {
console.log("[Telegram] Bot stopped");