GetImageDimensions

{{ $width := 1 }}
{{ $height := 1 }}
{{ $file := "" }}
{{ if .static }}
  {{ $file = delimit (slice "/static" .file) "" }}
{{ else }}
  {{ $file = .file }}
{{ end }}

{{ if strings.HasSuffix $file ".svg"}}
  {{ $svgContent := $file | readFile }}
  {{ $svgWidth := index (split (index (split $svgContent `width=`) 1) `"`) 1 }}
  {{ $svgHeight := index (split (index (split $svgContent `height=`) 1) `"`) 1 }}
  {{ if $svgWidth }}
    {{ $width = $svgWidth }}
    {{ $height = $svgHeight }}
  {{ else }}
    {{ $svgViewBoxSizes := split (index (split (index (split $svgContent `viewBox=`) 1) `"`) 1) ` ` }}
    {{ $width = index $svgViewBoxSizes 2 }}
    {{ $height = index $svgViewBoxSizes 3 }}
  {{ end }}
{{ else }}
  {{ $imgData := imageConfig $file }}
  {{ with $imgData }}
    {{ $width = .Width }}
    {{ $height = .Height }}
  {{ end }}
{{ end }}

{{ return slice (math.Round $width) (math.Round $height) }}