get the domain from a url

twig-url-parser.twig

{# Twig URL parser: #}
{% set url= 'http://subdomain.domain.tld/some/dir/file.pdf' %}
{% set noprotocol = url|split('//')[1] ?: url %}
{% set domains = noprotocol|split('/')[0] ?: noprotocol %}
{% if domains|split('.')[2] is defined %}
   {% set subdomain = domains|split('.')[0] %}
   {% set domain = domains|split('.')[1] %}
   {% set tld = domains|split('.')[2] %}
{% else %}
   {% set subdomain = '' %}
   {% set domain = domains|split('.')[0] %}
   {% set tld = domains|split('.')[1] %}
{% endif %}
{% set path = noprotocol|replace({(subdomain ? subdomain ~ '.' : '') ~ (domain) ~ '.' ~ (tld) :''}) %}

{{ domains }}
{{ domain }}
{{ subdomain }}
{{ tld }}
{{ path }}