function run(msg, matches)
	file = download_to_file(matches[1])
    send_document(get_receiver(msg), file, ok_cb, false)
end

return {
    description = "When user sends media URL (ends with gif, mp4, pdf, etc.) download and send it to origin.", 
    usage = "",
    patterns = {
    	"(https?://[%w-_%.%?%.:/%+=&]+.gif)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.mp4)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.pdf)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.ogg)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.zip)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.mp3)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.rar)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.wmv)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.doc)$",
    	"(https?://[%w-_%.%?%.:/%+=&]+.avi)$"
    }, 
    run = run 
}