tg_send_file
Send files via Telegram bot by providing a URL, with options for captions, chat IDs, and reply functionality.
Instructions
Send general files via telegram bot
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| url | Yes | File URL | |
| chat_id | No | Telegram chat id, Default to get from environment variables | |
| caption | No | File caption, 0-1024 characters after entities parsing | |
| parse_mode | No | Mode for parsing entities in the caption. [text/MarkdownV2] | |
| reply_to_message_id | No | Identifier of the message that will be replied to |
Implementation Reference
- mcp_notify/tgbot.py:129-145 (handler)The handler function that implements the tg_send_file tool logic. It processes the caption if MarkdownV2 is specified and sends the file as a document via the Telegram bot.async def tg_send_file( url: str = Field(description="File URL"), chat_id: str = Field("", description="Telegram chat id, Default to get from environment variables"), caption: str = Field("", description="File caption, 0-1024 characters after entities parsing"), parse_mode: str = Field("", description=f"Mode for parsing entities in the caption. [text/MarkdownV2]"), reply_to_message_id: int = Field(0, description="Identifier of the message that will be replied to"), ): if parse_mode == TELEGRAM_MARKDOWN_V2: caption = telegramify_markdown.markdownify(caption) res = await bot.send_document( chat_id=chat_id or TELEGRAM_DEFAULT_CHAT, document=url, caption=caption or None, parse_mode=parse_mode if parse_mode in [TELEGRAM_MARKDOWN_V2] else None, reply_to_message_id=reply_to_message_id or None, ) return res.to_json()
- mcp_notify/tgbot.py:125-128 (registration)Registers the tg_send_file tool with the FastMCP server using the @mcp.tool decorator, providing title and description.@mcp.tool( title="Telegram send file", description="Send general files via telegram bot", )
- mcp_notify/tgbot.py:130-134 (schema)Pydantic Field definitions providing input schema, descriptions, and defaults for the tg_send_file tool parameters.url: str = Field(description="File URL"), chat_id: str = Field("", description="Telegram chat id, Default to get from environment variables"), caption: str = Field("", description="File caption, 0-1024 characters after entities parsing"), parse_mode: str = Field("", description=f"Mode for parsing entities in the caption. [text/MarkdownV2]"), reply_to_message_id: int = Field(0, description="Identifier of the message that will be replied to"),
- mcp_notify/__init__.py:20-20 (registration)Top-level registration call that invokes add_tools from tgbot module to register all Telegram tools, including tg_send_file.tgbot.add_tools(mcp)
- mcp_notify/tgbot.py:24-28 (helper)Creates the Telegram Bot instance shared by all tg_* tools, including tg_send_file.bot = Bot( TELEGRAM_BOT_TOKEN, base_url=f"{TELEGRAM_BASE_URL}/bot", base_file_url=f"{TELEGRAM_BASE_URL}/file/bot", ) if TELEGRAM_BOT_TOKEN else None