/(?:([a-zA-Z\d\+\.-]+):)?\/*(?:((?:[a-zA-Z$\-_.+!*'(),]|(?:%[0-9a-fA-F]{2}))*):((?:[a-zA-Z$\-_.+!*'(),]|(?:%[0-9a-fA-F]{2}))*)@)?((?:\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})|(?:(?:[a-zA-Z]+\.?)+\.[a-zA-Z]+))(?::(\d{1,5}))?((?:\/(?:(?:[a-zA-Z$\-_.+!*'(),]|(?:%[0-9a-fA-F]{2}))*))*)/