Hugo-theme-stack/layouts/_default/_markup/render-image.html

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2020-08-22 07:20:08 -04:00
{{- $image := .Page.Resources.GetMatch (printf "%s" (.Destination | safeURL)) -}}
{{- $Permalink := .Destination | relURL | safeURL -}}
{{- $alt := .PlainText | safeHTML -}}
{{- $Width := 0 -}}
{{- $Height := 0 -}}
{{- $Srcset := "" -}}
{{/* SVG and external images won't work with gallery layout, because their width and height attributes are unknown */}}
{{- $galleryImage := false -}}
{{- if $image -}}
{{- $notSVG := ne (path.Ext .Destination) ".svg" -}}
{{- $Permalink = $image.RelPermalink -}}
{{- if $notSVG -}}
{{- $Width = $image.Width -}}
{{- $Height = $image.Height -}}
{{- $galleryImage = true -}}
{{- if (default true .Page.Site.Params.imageProcessing.content.enabled) -}}
{{- $small := $image.Resize `480x` -}}
{{- $big := $image.Resize `1024x` -}}
{{- $Srcset = printf `%s 480w, %s 1024w` $small.RelPermalink $big.RelPermalink -}}
{{- end -}}
{{- end -}}
{{- end -}}
<figure
{{ if $galleryImage }}
class="gallery-image"
style="
flex-grow: {{ div (mul $image.Width 100) $image.Height }};
flex-basis: {{ div (mul $image.Width 240) $image.Height }}px"
{{ end }}>
<a href="{{ $Permalink }}" {{ if $galleryImage }}data-size="{{ $image.Width }}x{{ $image.Height }}"{{ end }}>
<img src="{{ $Permalink }}"
{{ with $Width }}width="{{ . }}"{{ end }}
{{ with $Height }}height="{{ . }}"{{ end }}
{{ with $Srcset }}srcset="{{ . }}"{{ end }}
loading="lazy"
{{ with $alt }}alt="{{ . }}"{{ end }}>
</a>
{{ with $alt }}
<figcaption>{{ . | markdownify }}</figcaption>
{{ end }}
</figure>