hugo-theme-relearn/layouts/partials/shortcodes/link.html

{{- $page := .page }}
{{- if and (not $page) .context }}
  {{- $page = .context }}
  {{- warnf "%q: DEPRECATED parameter 'context' for shortcode 'link' found, use 'page' instead; see https://mcshelby.github.io/hugo-theme-relearn/basics/migration/#5180" $page.File.Filename }}
{{- end }}
{{- $url := .url }}
{{- if strings.HasPrefix $url "HAHAHUGOSHORTCODE" }}
  {{- warnf "%q: WARNING you must call the ref / relref shortcode with '%% %%' instead of '< >' to work correctly for the anchor target attribute" $page.File.Filename }}
{{- end }}
{{- $title := .title | default "" }}
{{- $title = trim $title " " }}
{{- $content := .content }}
{{- $target := .target | default "" }}
{{- if and (eq (len $target) 0) (or (strings.HasPrefix $url "http://") (strings.HasPrefix $url "https://") ) }}
  {{- $target = "_blank" }}
  {{- if isset $page.Site.Params "externallinktarget" }}
    {{- $target = $page.Site.Params.externalLinkTarget }}
  {{- end }}
{{- else }}
  {{- $url = urls.Parse $url }}
  {{- if and $url.Path (not (strings.HasSuffix $url.Path ".html")) (not (strings.HasSuffix $url.Path ".md")) }}
    {{- /* ignore old style links with  given extension */}}
    {{- $found := false }}
    {{- $fragment := "" }}
    {{- with $url.Fragment }}
      {{- $fragment = printf "#%s" . }}
    {{- end }}
    {{- $path := printf "%s/" (strings.TrimPrefix "/" (strings.TrimSuffix "/" $url.Path)) }}
    {{- with $page.Page.GetPage (strings.TrimSuffix "/" $path | default "/") }}
      {{- $url = printf "%s%s" (partial "relLangPrettyUglyURL.hugo" (dict "to" .)) $fragment }}
      {{- $found = true }}
    {{- else }}
      {{- /* is it a link into another translation? */}}
      {{- range $page.Sites }}
        {{- $lang := .Language.Lang }}
        {{- $prefix := printf "%s/" $lang }}
        {{- if strings.HasPrefix $path $prefix }}
          {{- $path = strings.TrimPrefix $prefix $path | default "/" }}
          {{- with .GetPage (strings.TrimSuffix "/" $path | default "/") }}
            {{- $url = printf "%s%s" (partial "relLangPrettyUglyURL.hugo" (dict "to" .)) $fragment }}
            {{- $found = true }}
          {{- end }}
        {{- end }}
      {{- end }}
    {{- end }}
    {{- if not $found }}
      {{- warnf "%q: no page was found for link '%s'" $page.File.Filename $url.Path }}
    {{- end }}
  {{- end }}
{{- end -}}
<a href="{{ $url | safeURL }}"{{ if $title }} title="{{ $title }}"{{ end }}{{ if gt (len $target) 0 }} target="{{ $target }}"{{ end }}>{{ $content | safeHTML }}</a>