misp-website/layouts/_default/_markup/render-image.html

{{- /*

Expecting:
!["alt text"](src "figcaption{Attrs}")

More info: https://discourse.gohugo.io/t/is-it-possible-to-use-attribute-lists-with-render-hooks/31374/9?u=bep
Plus added some fixes (\w+ => [\w-]+)

*/ -}}


{{- $isLocal := false -}}
{{- $src := .Destination -}}
{{- $srcSize := false -}}
{{- $placeholderSrc := false -}}

{{- /*  First, Try Local, Current Page Resource  */ -}}
{{- $res := $.Page.Resources.GetMatch .Destination -}}

{{- /*  Try Local, Other page Resource  */ -}}
{{- if and ( fileExists ( .Destination | safeURL ) ) ( not $res ) -}}
  {{- $page := false -}}
  {{ $path := ( split ( .Destination | safeURL ) "/" ) }}
  {{- range $i, $p := $path -}}
    {{- $subpath := (slice) -}}
    {{- range seq $i -}}
      {{ $subpath = $subpath | append ( slice ( index $path . )) -}}
    {{- end -}}
    {{- $subpath = delimit $subpath "/" -}}
    {{- with $.Page.Site.GetPage ( print ( $subpath | safeURL ) ) -}}
      {{- $page = . -}}
    {{- end -}}
  {{- end -}}

  {{- if $page -}}
    {{- $resPath := strings.Replace .Destination ( $page.Path | path.Dir ) "" -}}
    {{- $resPath = replaceRE `^//` `` $resPath -}}
    {{- $res = $page.Resources.GetMatch $resPath -}}
  {{- end -}}
{{- end -}}

{{- /*  Try Local, Asset Resource  */ -}}
{{- /*  TODO  */ -}}

{{- with $res -}}
  {{- $src = .Permalink -}}
  
  {{- if eq .ResourceType "image" -}}
    {{- /*  Image  */ -}}
    {{- $placeholderSrc = ( .Resize "10x" ).Permalink -}}
    {{- $srcSize = dict "width" $res.Width "height" $res.Height -}}
    {{- $maxWidth := "none" -}}
    {{- $maxHeight := "none" -}}
  {{- else if eq .ResourceType "mp4" -}}
    {{- /*  Video  */ -}}
  {{- end -}}
{{- end -}}

{{- $figcaption := replaceRE `{.*}$` `` .Title -}}

{{- /*  Parse attributes  */ -}}
{{- $attrs := split ( trim ( index (findRE `{.*}` .Title ) 0 ) "{}" ) " " -}}
{{- $attributes := (dict) -}}
{{ range $attrs -}}
  {{- if index (findRE `(\#)(.+)` .) 0 -}}
    {{- /*  IDs  */ -}}
    {{- $attributes = merge $attributes ( dict "id" (slice ( trim . "#" )) ) -}}
  {{- else if  index (findRE `(\.)(.+)` .) 0 -}}
    {{- /*  Classes  */ -}}
    {{- $class := slice ( trim . "." ) -}} 
    {{- $current := index $attributes "class" | default (slice) -}}
    {{- $attributes = merge $attributes ( dict "class" ( append $current $class ) ) -}}
  {{- else if  index (findRE `([\w-]+)=(['"]?[\w-]+["']?)` . ) 0 -}}
    {{- /*  Attributes  */ -}}
    {{- $attr := replaceRE `([\w-]+)=(['"]?[\w-]+["']?)` `$1` . -}}
    {{- $val := split ( replaceRE `([\w-]+)=(['"]?([\w-]+)["']?)` `$3` . ) " " -}}
    {{- $current := index $attributes $attr | default (slice) -}}
    {{- $attributes = merge $attributes ( dict $attr ( append $current $val ) ) -}}
  {{- else if index (findRE `([\w-]+)` . ) 0 -}}
    {{/*  Booleans  */}}
    {{- $attributes = merge $attributes ( dict . true ) -}}
  {{- end -}}
{{- end -}}

<img src="{{ $src }}"
            {{ if $srcSize }}
            {{ print `src-size=` ( $srcSize | jsonify ) | safeHTMLAttr }}
            {{ end }}
            {{ if $placeholderSrc }}
            placeholder-src="{{ $placeholderSrc }}"
            {{ end }}
            alt="{{ .Text }}"
            {{- range $attr, $val := $attributes -}}
              {{- if eq $val true -}}
                {{ print $attr ` ` | safeHTMLAttr }}
              {{- else -}}
                {{ print  $attr `="` (delimit $val ` ` ) `"` | safeHTMLAttr }}
              {{- end -}}
            {{- end -}} />