congo/layouts/shortcodes/figure.html

{{ if .Get "src" }}
  {{ $image := .Page.Resources.GetMatch (printf "*%s*" (.Get "src")) }}
  <figure{{ with .Get "class" }} class="{{ . }}"{{ end -}}>
  {{- if .Get "link" -}}
    <a href="{{ .Get "link" }}"{{ with .Get "target" }} target="{{ . }}"{{ end }}{{ with .Get "rel" }} rel="{{ . }}"{{ end }}>
  {{- end -}}
  <img src="{{ $image.Permalink }}"
    {{- if or (.Get "alt") (.Get "caption") }}
    alt="{{ with .Get "alt" }}{{ . }}{{ else }}{{ .Get "caption" | markdownify | plainify }}{{ end }}"
    {{- end -}}
    {{- with .Get "width" }} width="{{ . }}"{{ end -}}
    {{- with .Get "height" }} height="{{ . }}"{{ end -}}
  />
  {{- if .Get "link" }}</a>{{ end -}}
  {{- if or (or (.Get "title") (.Get "caption")) (.Get "attr") -}}
    <figcaption>
      {{ with (.Get "title") -}}<h4>{{ . }}</h4>{{- end -}}
      {{- if or (.Get "caption") (.Get "attr") -}}<p>
        {{- .Get "caption" | markdownify -}}
        {{- with .Get "attrlink" }}<a href="{{ . }}">{{- end -}}
          {{- .Get "attr" | markdownify -}}
        {{- if .Get "attrlink" }}</a>{{ end }}</p>
      {{- end }}
    </figcaption>
  {{- end }}
  </figure>
{{ end }}