Omphaloskepsis-2/layouts/shortcodes/picture.html

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2024-04-02 19:36:21 +00:00
<!--
Shortcode to render an image as part of content where the place in text flow is important.
@params src Image `src` path.
@params link URI or Page Resource to wrap image in. Optional.
@params rel Force relationship value. Optional.
-->
<!-- Variable assignment -->
{{- $src := $.Page.Resources.GetMatch ( .Get "src" ) -}}
{{- $linkedResource := $.Page.Resources.GetMatch ( .Get "link" ) -}}
{{- $valid_rel_values := partialCached "util/get_valid_rel_values.html.tmpl" . -}}
<!-- Validation -->
{{- if ( not $src ) -}}
{{- errorf "No Page Resource found for src %q (%q)" ( .Get "src" ) .Page.File.Path -}}
{{- end -}}
{{- if not ( eq $src.ResourceType "image" ) -}}
{{- errorf "Resource %q has resource type %q (expected \"image\") (%q)" ( .Get "src" ) $src.ResourceType .Page.File.Path -}}
{{- end -}}
{{- with .Get "rel" -}}
{{- if not ( in $valid_rel_values . ) -}}
{{- errorf "Invalid rel value %q (%q)" . .Page.File.Path -}}
{{- end -}}
{{- end -}}
<!-- Rendering -->
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<div>
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{{- if .Get "link" -}}
{{- if $linkedResource -}}
<a href="{{- $linkedResource.RelPermalink -}}"{{- with .Get "rel" }} rel="{{- . -}}"{{- end -}}>
{{- else -}}
<a href="{{- .Get "link" -}}">
{{- end -}}
{{- end -}}
{{- partial "media/picture.html.tmpl" $src -}}
{{- if .Get "link" -}}
</a>
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{{- end -}}
{{- with ( .Get "caption" ) -}}
<div class="figure__caption"><p class="figcaption__caption">{{ . | safeHTML }}</p></div>
{{- end -}}
</div>