Example #1
1
func (img *Image) Send(bot *telebot.Bot, msg telebot.Message) (err error) {
	if img == nil {
		warning := "You are trying to call a method of inexistent object :-)"
		bot.SendMessage(msg.Chat, warning, nil)
		return errors.New(warning)
	}

	img.Filename = fmt.Sprint("assets/", msg.ID, img.Ext)
	if img.Filename == "" {
		bot.SendMessage(msg.Chat, "There's any filename associated to this query.", nil)
		return errors.New("There's any filename associated to this query.")
	}

	i, err := telebot.NewFile(img.Filename)
	if err != nil {
		return err
	}

	caption := img.Caption[:int(math.Min(float64(len(img.Caption)), MaxCaption))]
	photo := telebot.Photo{Thumbnail: telebot.Thumbnail{File: i, Width: img.Width, Height: img.Height}, Caption: caption}

	err = bot.SendPhoto(msg.Chat, &photo, &telebot.SendOptions{ReplyTo: msg})
	if err != nil {
		return err
	}

	return nil
}
Example #2
1
File: net.go Project: piguet/yatzie
func SendPhoto(url string, message telebot.Message, bot *telebot.Bot) error {
	imagefile, err := SaveImage(url)
	if err != nil {
		log.Println("Error fetching ")
		log.Println(err)
		bot.SendMessage(message.Chat, url, nil)

		return err
	}
	defer os.Remove(imagefile)

	var photo = telebot.Photo{}
	photo.Thumbnail.File, err = telebot.NewFile(imagefile)
	if err != nil {
		log.Println("Error creating the new file ")
		log.Println(err)
		bot.SendMessage(message.Chat, url, nil)

		return err
	}
	//photo.filename=imagefile

	err = bot.SendPhoto(message.Chat, &photo, nil)
	if err != nil {
		log.Println("Error sending photo")
		log.Println(err)
		bot.SendMessage(message.Chat, url, nil)

		return err
	}
	return err
}