{{- $url := urls.Parse .Path -}}
{{- $path := path.Clean ((printf "%v%v" $url.Host $url.Path) | lower) -}}
{{- with $url.Scheme -}}
  {{- $path = printf "%v://%v" . $path -}}
{{- end -}}
{{- $suffix := path.Ext $path -}}
{{- $suffixes := .Suffixes | default slice -}}
{{- $suffixValid := in $suffixes $suffix -}}
{{- return $suffixValid -}}