72 lines
3.3 KiB
HTML
72 lines
3.3 KiB
HTML
<!--
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Put this file in /layouts/shortcodes/figure.html
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NB this overrides Hugo's built-in "figure" shortcode but is backwards compatible
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Documentation and licence at https://github.com/liwenyip/hugo-easy-gallery/
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-->
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<!-- count how many times we've called this shortcode; load the css if it's the first time -->
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{{- if not ($.Page.Scratch.Get "figurecount") -}}<link rel="stylesheet" href="/css/hugo-easy-gallery.css" />{{- end -}}
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{{- $.Page.Scratch.Add "figurecount" 1 -}}
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<!-- if 'resource' is given, look for a page resource by that name. -->
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<!-- if 'page' is given, find the page resource there. -->
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<!-- if not, find the page resource in the current page. -->
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<!-- (yes, my description is probably at least 50% wrong) -->
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<!-- Thumbnail image size/type -->
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{{- $resize_opts := "600x jpg" -}}
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<!-- TODO: This isn't generating a JPEG on my configuration. Not sure
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why. Hugo version issue? -->
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{{- $thumb := "" -}}
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{{- $href := "" -}}
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{{- if .Get "resource" -}}
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{{- $page := $.Page -}}
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{{- with .Get "page" -}}
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{{- $page = $.Site.GetPage . -}}
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{{- end -}}
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{{- if not $page -}}
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{{- errorf "Error: Can't find page %s" (.Get "page") -}}
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{{- end -}}
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{{- $resource := (.Get "resource") -}}
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{{- $original := $page.Resources.GetMatch (printf "*%s*" $resource) -}}
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{{- if eq $original nil -}}
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{{- errorf "Error: Can't find resource %s on page %s" $resource (.Get "page") -}}
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{{- end -}}
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{{- if .Get "noresize" -}}
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{{- .Scratch.Set "image" $original -}}
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{{- else -}}
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{{- .Scratch.Set "image" ($original.Resize $resize_opts) -}}
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{{- end -}}
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{{- $image := .Scratch.Get "image" -}}
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{{- $thumb = $image.RelPermalink -}}
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{{- $href = $original.RelPermalink -}}
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{{- else -}}
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<!-- use either src or link-thumb for thumbnail image -->
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{{- $thumb = .Get "src" | default (printf "%s." (.Get "thumb") | replace (.Get "link") ".") -}}
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{{- $href = .Get "link" | default (.Get "src") -}}
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{{- end -}}
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<div class="box{{ with .Get "caption-position" }} fancy-figure caption-position-{{.}}{{end}}{{ with .Get "caption-effect" }} caption-effect-{{.}}{{end}}" {{ with .Get "width" }}style="max-width:{{.}}"{{end}}>
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<figure {{ with .Get "class" }}class="{{.}}"{{ end }} itemprop="associatedMedia" itemscope itemtype="http://schema.org/ImageObject">
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<!-- Prepending ../.. below is a hack to get around
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https://github.com/gohugoio/hugo/issues/2744 when I don't
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feel like setting baseURL and using absolute URLs. -->
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<div class="img"{{ if .Parent }} style="background-image: url('../..{{ $thumb }}');"{{ end }}{{ with .Get "size" }} data-size="{{.}}"{{ end }}>
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<img itemprop="thumbnail" src="{{ $thumb }}" {{ with .Get "alt" | default (.Get "caption" | markdownify) }}alt="{{.}}"{{ end }}/><!-- <img> hidden if in .gallery -->
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</div>
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<a href="{{ $href }}" itemprop="contentUrl"></a>
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{{- if or (or (.Get "title") (.Get "caption" | markdownify)) (.Get "attr") -}}
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<figcaption>
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{{- with .Get "title" -}}<h4>{{.}}</h4>{{ end }}
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{{- if or (.Get "caption" | markdownify) (.Get "attr")}}
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<p>
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{{- .Get "caption" -}}
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{{- with .Get "attrlink"}}<a href="{{.}}">{{ .Get "attr" }}</a>{{ else }}{{ .Get "attr"}}{{ end -}}
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</p>
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{{- end -}}
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</figcaption>
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{{- end -}}
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</figure>
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</div>
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