A php script which works with Telegram Bot API to show a photo by its file_id.
Simply rename the file token.php.example in token.php and put your bot token into the $api var.
Once uploaded on a web server, you can access photos from telegram using the url
http://example.com/getPhotoByFileID/?file_id=FILEIDFROMTELEGRAM
To enable the bot, just set the webhook using the setwebhook method
https://api.telegram.org/botTOKENHERE/setwebhook?url=https://examplce.com/getPhotoByFileID/bot.php
You MUST have HTTPS