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153 lines
4.4 KiB
153 lines
4.4 KiB
[](https://travis-ci.org/yagop/node-telegram-bot-api) [](https://coveralls.io/r/yagop/node-telegram-bot-api?branch=master)
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Node.js module to interact with official [Telegram Bot API](https://core.telegram.org/bots/api). A bot token is needed, to obtain one, talk to [@botfather](telegram.me/BotFather) and create a new bot.
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```sh
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npm install node-telegram-bot-api
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```
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```js
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var TelegramBot = require('node-telegram-bot-api');
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var token = 'YOUR_TELEGRAM_BOT_TOKEN';
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// Setup polling way
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var bot = new TelegramBot(token, {polling: true});
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bot.on('message', function (msg) {
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var chatId = msg.chat.id;
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// photo can be: a file path, a stream or a Telegram file_id
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var photo = 'bot.gif';
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bot.sendPhoto(chatId, photo, {caption: "I'm a bot!"});
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});
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```
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There are some other examples on [examples](https://github.com/yagop/node-telegram-bot-api/tree/master/examples).
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* * *
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## TelegramBot
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Both request method to obtain messages are implemented. To use standard polling, set `polling: true`
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on `options`. Notice that [webHook](https://core.telegram.org/bots/api#setwebhook) will need a valid (not self signed) SSL certificate.
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Emmits `message` when a message arrives.
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See: https://core.telegram.org/bots/api
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### Params:
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* **String** *token* Bot Token
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* **Object** *[options]*
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* **Boolean|Object** *[options.polling=false]* Set true to enable polling
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* **String|Number** *[options.polling.timeout=4]* Polling time
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* **Boolean|Object** *[options.webHook=false]* Set true to enable WebHook
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* **String** *[options.webHook.key]* PEM private key to webHook server
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* **String** *[options.webHook.cert]* PEM certificate key to webHook server
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## getMe()
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Returns basic information about the bot in form of a `User` object.
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### Return:
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* **Promise**
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## setWebHook(url)
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Specify a url to receive incoming updates via an outgoing webHook.
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### Params:
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* **String** *url* URL
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## getUpdates([timeout], [limit], [offset])
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Use this method to receive incoming updates using long polling
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See: https://core.telegram.org/bots/api#getupdates
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### Params:
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* **Number|String** *[timeout]* Timeout in seconds for long polling.
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* **Number|String** *[limit]* Limits the number of updates to be retrieved.
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* **Number|String** *[offset]* Identifier of the first update to be returned.
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### Return:
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* **Promise** Updates
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## sendMessage(chatId, text, [options])
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Send text message.
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See: https://core.telegram.org/bots/api#sendmessage
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### Params:
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* **Number|String** *chatId* Unique identifier for the message recipient
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* **Sting** *text* Text of the message to be sent
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* **Object** *[options]* Additional Telegram query options
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### Return:
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* **Promise**
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## forwardMessage(chatId, fromChatId, messageId)
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Forward messages of any kind.
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### Params:
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* **Number|String** *chatId* Unique identifier for the message recipient
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* **Number|String** *fromChatId* Unique identifier for the chat where the original message was sent
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* **Number|String** *messageId* Unique message identifier
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### Return:
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* **Promise**
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## sendPhoto(chatId, photo, [options])
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Send photo
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See: https://core.telegram.org/bots/api#sendphoto
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### Params:
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* **Number|String** *chatId* Unique identifier for the message recipient
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* **String|stream.Stream** *photo* A file path or a Stream. Can also be a `file_id` previously uploaded
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* **Object** *[options]* Additional Telegram query options
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### Return:
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* **Promise**
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## sendAudio(chatId, audio, [options])
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Send audio
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See: https://core.telegram.org/bots/api#sendaudio
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### Params:
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* **Number|String** *chatId* Unique identifier for the message recipient
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* **String|stream.Stream** *audio* A file path or a Stream. Can also be a `file_id` previously uploaded.
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* **Object** *[options]* Additional Telegram query options
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### Return:
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* **Promise**
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## sendChatAction(chatId, action)
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Send chat action. Type of `action` to broadcast. `typing` for text messages, `upload_photo` for photos, `record_video` or `upload_video` for videos, `record_audio` or `upload_audio` for audio files, `upload_document` for general files, `find_location` for location data.
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See: https://core.telegram.org/bots/api#sendchataction
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### Params:
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* **Number|String** *chatId* Unique identifier for the message recipient
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* **String** *action* Type of action to broadcast.
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### Return:
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* **Promise**
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