static-site-pipeline/hugo/themes/anatole/layouts/partials/math.html

{{- if or (eq site.Params.math true) (eq .Params.math true) -}}
    {{- $use := "katex" -}}

    {{- with site.Params.math -}}
        {{- if and (isset . "use") (eq (.use | lower) "mathjax") -}}
            {{- $use = "mathjax" -}}
        {{- else if and (isset . "use") (eq (.use | lower) "katex-css") -}}
            {{- $use = "katex-css" -}}
        {{- end -}}
    {{- end -}}

    {{- if eq $use "mathjax" -}}
        {{- $url := "https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML" -}}
        {{- $hash := "sha384-e/4/LvThKH1gwzXhdbY2AsjR3rm7LHWyhIG5C0jiRfn8AN2eTN5ILeztWw0H9jmN" -}}
        <script defer
                src="{{- $url -}}"
                integrity="{{- $hash -}}"
                crossorigin="anonymous"></script>
        <script type="text/x-mathjax-config">
            MathJax.Hub.Config({ tex2jax: { inlineMath: [['$','$'], ['\\(','\\)']] } });
        </script>
    {{- else if eq $use "katex" -}}
        {{- $url := "https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.css" -}}
        {{- $hash := "sha384-zB1R0rpPzHqg7Kpt0Aljp8JPLqbXI3bhnPWROx27a9N0Ll6ZP/+DiW/UqRcLbRjq" -}}
        <link rel="preload"
              as="script"
              href="{{- $url -}}"
              integrity="{{- $hash -}}"
              crossorigin="anonymous" />
        <noscript><link rel="stylesheet"
              href="{{- $url -}}"
              integrity="{{- $hash -}}"
              crossorigin="anonymous" />
        </noscript>

        {{- $url := "https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.js" -}}
        {{- $hash := "sha384-y23I5Q6l+B6vatafAwxRu/0oK/79VlbSz7Q9aiSZUvyWYIYsd+qj+o24G5ZU2zJz" -}}
        <script defer
                src="{{- $url -}}"
                integrity="{{- $hash -}}"
                crossorigin="anonymous"></script>

        {{- $url := "https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/contrib/auto-render.min.js" -}}
        {{- $hash := "sha384-kWPLUVMOks5AQFrykwIup5lo0m3iMkkHrD0uJ4H5cjeGihAutqP0yW0J6dpFiVkI" -}}
        <script defer
                src="{{- $url -}}"
                integrity="{{- $hash -}}"
                crossorigin="anonymous"
                onload="renderMathInElement(document.body);"></script>
    {{- else if eq $use "katex-css" -}}
        {{ $css := resources.Get "katex.min.css" | resources.Minify | resources.Fingerprint }}
        <link rel="stylesheet"
              href="{{ $css.Permalink }}"
              integrity="{{ $css.Data.Integrity }}"
              crossorigin="anonymous" />
        {{ $katexjs := resources.Get "katex.min.js" | resources.Minify | resources.Fingerprint }}
        <script defer
                src="{{ $katexjs.Permalink }}"
                integrity="{{ $katexjs.Data.Integrity }}"
                crossorigin="anonymous"></script>
        {{ $katexrender := resources.Get "contrib/auto-render.min.js" | resources.Minify | resources.Fingerprint }}
        <script defer
                src="{{ $katexrender.Permalink }}"
                integrity="{{ $katexrender.Data.Integrity }}"
                crossorigin="anonymous"
                onload="renderMathInElement(document.body);"></script>
        {{ $fonts := readDir "themes/anatole/assets/fonts" }}
        {{- range $fonts -}}
            {{- if strings.HasSuffix .Name ".woff2" -}}
                {{ $font := resources.Get (printf "fonts/%s" .Name) }}
                <link rel="preload"
                    href="{{ $font.Permalink }}"
                    as="font"
                    type="font/woff2"
                    crossorigin="anonymous" />
            {{- end -}}
        {{- end -}}
    {{- end -}}
{{- end -}}