293 lines
9.5 KiB
HTML
293 lines
9.5 KiB
HTML
{{ $params := . }}
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{{ $alt := $params.alt }}
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{{ $breakpoints := $params.breakpoints }}
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{{ $class := $params.class }}
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{{ $densities := $params.densities }}
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{{ $fetchPriority := $params.fetchpriority }}
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{{ $height := $params.height }}
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{{ $intrinsicHeight := "" }}
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{{ $intrinsicWidth := "" }}
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{{ $link := $params.link }}
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{{ $linked := $params.linked }}
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{{ $loading := $params.loading }}
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{{ $maxHeight := $params.maxheight }}
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{{ $maxWidth := $params.maxwidth }}
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{{ $page := $params.page }}
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{{ $process := $params.process }}
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{{ $resource := $params.resource }}
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{{ $sizes := $params.sizes }}
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{{ $src := $params.src }}
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{{ $srcset := $params.srcset }}
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{{ $style := $params.style }}
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{{ $title := $params.title }}
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{{ $width := $params.width }}
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{{ if and (or $height $maxHeight) (not (or $maxWidth $width)) }}
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{{ $width = "auto" }}
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{{ end }}
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{{ if and (or $maxWidth $width) (not (or $height $maxHeight)) }}
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{{ $height = "auto" }}
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{{ end }}
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{{ if $style }}
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{{ $mapped := slice }}
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{{ range split $style ";" }}
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{{ $s := . | strings.TrimLeft " " | strings.TrimRight " " }}
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{{ if not $s }}
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{{ continue }}
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{{ end }}
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{{ $mapped = $mapped | append $s }}
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{{ end }}
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{{ $style = $mapped }}
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{{ else }}
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{{ $style = slice }}
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{{ end }}
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{{ if $height }}
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{{ $style = $style | append (print "height: " $height) }}
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{{ end }}
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{{ if $maxHeight }}
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{{ $style = $style | append (print "max-height: " $maxHeight) }}
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{{ end }}
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{{ if $maxWidth }}
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{{ $style = $style | append (print "max-width: " $maxWidth) }}
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{{ end }}
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{{ if $width }}
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{{ $style = $style | append (print "width: " $width) }}
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{{ end }}
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{{ $style = delimit ($style | uniq | sort) "; " }}
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{{ if and (not $resource) $src }}
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{{ $resource = partial "paige/func-resource.html" (dict "page" $page "url" $src) }}
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{{ end }}
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{{ $raster := ne $resource.MediaType.SubType "svg" }}
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{{ if and $resource $raster }}
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{{ $method := "" }}
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{{ $options := slice }}
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{{ $quality := "" }}
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{{ $size := "" }}
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{{ $smallerResource := $resource }}
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{{ if $process }}
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{{ range split (lower (cond (eq $process "default") "" $process)) " " }}
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{{ if or (eq . "crop") (eq . "fill") (eq . "fit") (eq . "resize") }}
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{{ $method = . }}
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{{ else }}
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{{ with findRE `q\d+` . 1 }}
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{{ $quality = index . 0 }}
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{{ else with findRE `\d+x\d+|\d+x|x\d+` . 1 }}
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{{ $size = index . 0 }}
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{{ else }}
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{{ $options = $options | append . }}
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{{ end }}
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{{ end }}
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{{ end }}
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{{ $options = delimit $options " " }}
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{{ if not $method }}
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{{ $method = "resize" }}
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{{ end }}
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{{ if not $size }}
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{{ $size = print $resource.Width "x" $resource.Height }}
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{{ end }}
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{{ $smallerOptions := print $size " " $quality " " $options }}
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{{ if eq $method "crop" }}
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{{ $smallerResource = $resource.Crop $smallerOptions }}
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{{ else if eq $method "fill" }}
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{{ $smallerResource = $resource.Fill $smallerOptions }}
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{{ else if eq $method "fit" }}
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{{ $smallerResource = $resource.Fit $smallerOptions }}
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{{ else if eq $method "resize" }}
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{{ $smallerResource = $resource.Resize $smallerOptions }}
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{{ end }}
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{{ end }}
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{{ $smallerResource = fingerprint $smallerResource }}
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{{ $intrinsicHeight = $smallerResource.Height }}
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{{ $intrinsicWidth = $smallerResource.Width }}
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{{ $src = $smallerResource.RelPermalink }}
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{{ if and (not $sizes) (not $srcset) }}
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{{ $partialResource := "" }}
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{{ if and $method (or $breakpoints $densities) (ne $method "resize") }}
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{{ $partialOptions := print $size " q100 " $options }}
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{{ if eq $method "crop" }}
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{{ $partialResource = $resource.Crop $partialOptions }}
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{{ else if eq $method "fill" }}
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{{ $partialResource = $resource.Fill $partialOptions }}
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{{ else if eq $method "fit" }}
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{{ $partialResource = $resource.Fit $partialOptions }}
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{{ end }}
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{{ end }}
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{{ if $densities }}
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{{ $densities = split $densities " " }}
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{{ $srcset = slice }}
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{{ $parsedDensities := slice }}
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{{ range $densities }}
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{{ with findRE `^(\d+(\.\d+)?x|\.\d+x)$` . 1 }}
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{{ $parsedDensities = $parsedDensities | append (strings.TrimSuffix "x" (index . 0) | float) }}
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{{ else }}
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{{ errorf "layouts/partials/paige/image.html: invalid pixel density: %q" . }}
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{{ end }}
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{{ end }}
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{{ $parsedDensities = $parsedDensities | uniq | sort }}
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{{ if lt (len $parsedDensities) 2 }}
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{{ errorf "layouts/partials/paige/image.html: must have at least two unique pixel densities" }}
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{{ end }}
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{{ $base := 0 }}
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{{ $maxDensity := index $parsedDensities (sub (len $parsedDensities) 1) }}
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{{ with $partialResource }}
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{{ $base = div .Width $maxDensity }}
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{{ else }}
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{{ $base = div $smallerResource.Width $maxDensity }}
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{{ end }}
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{{ range $parsedDensities }}
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{{ if eq . $maxDensity }}
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{{ continue }}
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{{ end }}
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{{ $imageWidth := mul $base . | math.Round | int }}
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{{ $resized := "" }}
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{{ with $partialResource }}
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{{ $resized = .Resize (print $imageWidth "x " $quality " " $options) }}
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{{ else }}
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{{ $resized = $smallerResource.Resize (print $imageWidth "x q100 " $options) }}
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{{ end }}
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{{ $resized = fingerprint $resized }}
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{{ $srcset = $srcset | append (printf "%s %gx" $resized.RelPermalink .) }}
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{{ end }}
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{{ $srcset = $srcset | append (printf "%s %gx" $smallerResource.RelPermalink $maxDensity) }}
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{{ $srcset = delimit $srcset ", " | string }}
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{{ else if $breakpoints }}
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{{ $sizes = slice }}
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{{ $srcset = slice }}
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{{ $maxWidth := 0 }}
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{{ range slice (slice 550 576) (slice 696 768) (slice 936 992) (slice 1116 1200) (slice 1296 1400) }}
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{{ $imageWidth := index . 0 }}
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{{ $viewWidth := index . 1 }}
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{{ if gt $imageWidth $smallerResource.Width }}
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{{ continue }}
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{{ end }}
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{{ $resized := "" }}
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{{ with $partialResource }}
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{{ $resized = .Resize (print $imageWidth "x " $quality " " $options) }}
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{{ else }}
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{{ $resized = $smallerResource.Resize (print $imageWidth "x q100 " $options) }}
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{{ end }}
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{{ $resized = fingerprint $resized }}
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{{ $maxWidth = math.Max $maxWidth $imageWidth }}
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{{ $sizes = $sizes | append (printf "(max-width: %dpx) %dpx" $viewWidth $imageWidth) }}
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{{ $srcset = $srcset | append (printf "%s %dw" $resized.RelPermalink $imageWidth) }}
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{{ end }}
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{{ if $sizes }}
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{{ $sizes = $sizes | append (print $maxWidth "px") }}
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{{ $sizes = delimit $sizes ", " }}
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{{ $srcset = delimit $srcset ", " }}
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{{ end }}
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{{ end }}
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{{ end }}
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{{ else if $resource }}
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{{ $src = $resource.RelPermalink }}
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{{ else }}
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{{ $src = relLangURL $src }}
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{{ end }}
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{{ $content := partial "paige/tag-img.html" (dict
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"alt" $alt
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"class" $class
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"fetchpriority" $fetchPriority
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"height" $intrinsicHeight
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"loading" $loading
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"sizes" $sizes
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"src" $src
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"srcset" $srcset
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"style" $style
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"title" $title
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"width" $intrinsicWidth
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) }}
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{{ if $linked }}
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{{ if ne $linked "unprocessed" }}
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{{ $method := "" }}
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{{ $options := slice }}
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{{ $size := "" }}
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{{ range split (lower (cond (eq $linked "default") "" $linked)) " " }}
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{{ if or (eq . "crop") (eq . "fill") (eq . "fit") (eq . "resize") }}
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{{ $method = . }}
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{{ else }}
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{{ with findRE `\d+x\d+|\d+x|x\d+` . 1 }}
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{{ $size = index . 0 }}
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{{ else }}
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{{ $options = $options | append . }}
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{{ end }}
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{{ end }}
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{{ end }}
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{{ $options = delimit $options " " }}
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{{ if not $method }}
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{{ $method = "resize" }}
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{{ end }}
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{{ if not $size }}
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{{ $size = print $resource.Width "x" $resource.Height }}
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{{ end }}
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{{ $options = print $size " " $options }}
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{{ if eq $method "crop" }}
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{{ $resource = $resource.Crop $options }}
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{{ else if eq $method "fill" }}
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{{ $resource = $resource.Fill $options }}
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{{ else if eq $method "fit" }}
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{{ $resource = $resource.Fit $options }}
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{{ else if eq $method "resize" }}
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{{ $resource = $resource.Resize $options }}
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{{ end }}
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{{ end }}
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{{ $resource = fingerprint $resource }}
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{{ $content = partial "paige/tag-a.html" (dict "content" $content "href" $resource.RelPermalink "page" $page) }}
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{{ else if $link }}
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{{ $content = partial "paige/tag-a.html" (dict "content" $content "href" $link "page" $page) }}
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{{ end }}
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{{ $content }}
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