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feat: add image render hook

This commit is contained in:
Henk Verlinde 2021-09-23 08:23:25 +02:00
parent f04854f5b7
commit 093ab045fe
2 changed files with 28 additions and 0 deletions
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1
config/_default/params.toml
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@ -48,6 +48,7 @@ bgColor = "#fff"
landscapePhotoWidths = [900, 800, 700, 600, 500]
portraitPhotoWidths = [800, 700, 600, 500]
lqipWidth = "20x"
smallLimit = "300"
# Footer
footer = "Powered by <a href=\"https://www.netlify.com/\">Netlify</a>, <a href=\"https://gohugo.io/\">Hugo</a>, and <a href=\"https://getdoks.org/\">Doks</a>"

27
layouts/_default/_markup/render-image.html Normal file
View File

@ -0,0 +1,27 @@
{{ $image := .Page.Resources.GetMatch .Destination -}}
{{ $lqip := $image.Resize site.Params.lqipWidth -}}
{{ $imgSrc := "" -}}
{{ $imgSrcSet := slice -}}
{{ $widths := site.Params.landscapePhotoWidths -}}
{{ if gt $image.Height $image.Width -}}
{{ $widths = site.Params.portraitPhotoWidths -}}
{{ end -}}
{{ range $widths -}}
{{ $srcUrl := (printf "%dx" . | $image.Resize).Permalink -}}
{{ if eq $imgSrc "" -}}{{ $imgSrc = $srcUrl -}}{{ end -}}
{{ $imgSrcSet = $imgSrcSet | append (printf "%s %dw" $srcUrl .) -}}
{{ end -}}
{{ $imgSrcSet = (delimit $imgSrcSet ",") -}}
{{ if gt $image.Width site.Params.smallLimit -}}
<figure class="figure">
<img class="figure-img img-fluid lazyload blur-up" data-sizes="auto" src="{{ $lqip.Permalink }}" data-srcset="{{ $imgSrcSet }}" width="{{ $image.Width }}" height="{{ $image.Height }}" alt="{{ $.Text }}">
<noscript><img class="figure-img img-fluid" sizes="100vw" srcset="{{ $imgSrcSet }}" src="{{ $image.Permalink }}" width="{{ $image.Width }}" height="{{ $image.Height }}" alt="{{ $.Text }}"></noscript>
{{ with $.Title }}<figcaption class="figure-caption">{{ . | safeHTML }}</figcaption>{{ end -}}
</figure>
{{ else -}}
<img class="img-fluid lazyload blur-up" src="{{ $lqip.Permalink }}" data-src="{{ $image.Permalink }}" width="{{ $image.Width }}" height="{{ $image.Height }}" alt="{{ $.Text }}">
{{ end -}}