ar.falsy.cat/layouts/partials/textprocessing.html

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{{ $content := .Content }}
{{ $raw := .RawContent }}
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{{ $page := .Page }}
{{/* Escape slashes for Latex to fix line breaks */}}
{{$latex := findRE "(?:\\${2}([^\\$]+)\\${2})|(?:\\$([^\\$]*)\\$)" $content}}
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{{range $latex}}
{{$fixed := replaceRE "\\\\(?: +|\\n)" "\\\\ " .}}
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{{$content = replace $content . $fixed}}
{{end}}
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{{/* Wikilinks */}}
{{$wikilinks := $content | findRE "!?\\[\\[\\S[^\\[\\]\\|]*(?:\\|[^\\[\\]]*)?\\S\\]\\]" }}
{{$codefences := $raw | findRE "\\x60[^\\x60\\n]+\\x60"}}
{{$codeblocks := $raw | findRE "\\x60{3}[^\\x60]+\\x60{3}"}}
{{$code := union $codefences $codeblocks}}
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{{range $wikilinks}}
{{$cur := .}}
{{$incode := false}}
{{range $code}}
{{if (in . $cur)}}
{{$incode = true}}
{{end}}
{{end}}
{{if not $incode}}
<!-- remove link delimiters -->
{{$inner := . | strings.TrimPrefix "!" | strings.TrimPrefix "[[" | strings.TrimSuffix "]]" }}
<!-- split from alias -->
{{$split := split $inner "|"}}
<!-- separate link path -->
{{$path := index $split 0}}
{{$reference := split $path "#"}}
<!-- path with heading link removed -->
{{$title := index $reference 0}}
<!-- $display is hyperlink display text -->
<!-- use alias, else title -->
{{$display := default $title (index $split 1)}}
<!-- remove subfolder from title -->
{{$display := index (last 1 (split $display "/")) 0}}
<!-- attempt to get title -->
{{$searchtitle := $title }}
{{$curpage := $page.GetPage $searchtitle }}
<!-- attempt to search md file instead -->
{{ if (eq $curpage.String "nopPage") }}
{{$searchtitle = (add $title ".md") }}
{{$curpage = $page.GetPage $searchtitle }}
{{ end }}
<!-- attempt to reverse typographer behaviour -->
{{ if (eq $curpage.String "nopPage") }}
{{$searchtitle = (replace $searchtitle "&amp;" "&") }}
{{$searchtitle = (replace $searchtitle "&quot;" "\"") }}
{{$searchtitle = (replace $searchtitle "&rdquo;" "\"") }}
{{$searchtitle = (replace $searchtitle "&ldquo;" "\"") }}
{{$searchtitle = (replace $searchtitle "&rsquo;" "'") }}
{{$searchtitle = (replace $searchtitle "&lsquo;" "'") }}
{{$curpage = $page.GetPage $searchtitle }}
{{ end }}
{{$relpath := relURL $path}}
<!-- If path to Hugo page -->
{{if not (eq $curpage.String "nopPage") }}
{{$block := default "" (index $reference 1)}}
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{{$block = strings.TrimRight "/" (cond (eq $block "") $block (printf "#%s" $block)) | urlize | lower}}
{{$href := strings.TrimRight "/" $curpage.RelPermalink}}
{{$link := printf "<a href=\"%s%s\" rel=\"noopener\" class=\"internal-link\" data-src=\"%s\">%s</a>" $href $block $href $display}}
{{$content = replace $content . $link}}
<!-- If path to existing file -->
{{else if fileExists $relpath}}
{{$splitpath := split $relpath "/"}}
{{$dirname := first (sub (len $splitpath) 1) $splitpath | path.Join | urlize}}
{{$basename := index (last 1 $splitpath) 0}}
{{$href := printf "/%s/%s" $dirname $basename}}
<!-- Embedded? -->
{{if (hasPrefix . "!")}}
{{ $embed_ext := lower (path.Ext $href) }}
<!-- Image -->
{{if in ".png .jpg .jpeg .gif .bmp .svg" $embed_ext }}
{{$width := default "auto" (index $split 1) }}
{{$link := printf "<img src=\"%s\" width=\"%s\" />" $href $width}}
{{$content = replace $content . $link}}
<!-- Video -->
{{else if in ".mp4 .webm .ogv .mov .mkv" $embed_ext}}
{{$link := printf "<video src=\"%s\" style=\"width: -webkit-fill-available;\" controls></video>" $href}}
{{$content = replace $content . $link}}
<!-- Audio -->
{{else if in ".mp3 .webm .wav .m4a .ogg .3gp .flac" $embed_ext}}
{{$link := printf "<audio src=\"%s\" controls></audio>" $href}}
{{$content = replace $content . $link}}
<!-- PDF -->
{{else if in ".pdf" $embed_ext }}
{{$src_link := printf "<a href=\"%s\" rel=\"noopener\" class=\"internal-link\">[source]</a>" $href}}
{{$iframe_link := printf "<iframe src=\"%s\" style=\"height: -webkit-fill-available; width: -webkit-fill-available;\"></iframe>" $href}}
{{$link := printf "%s<br>%s" $src_link $iframe_link}}
{{$content = replace $content . $link}}
<!-- other -->
{{else}}
{{$link := printf "<a href=\"%s\" rel=\"noopener\" class=\"internal-link\">%s</a>" $href $href}}
{{$content = replace $content . $link}}
{{end}}
{{else}}
{{$link := printf "<a href=\"%s\" rel=\"noopener\" class=\"internal-link\">%s</a>" $href $display}}
{{$content = replace $content . $link}}
{{end}}
<!-- Broken path -->
{{else}}
{{$link := printf "<a class=\"internal-link broken\">%s</a>" $display}}
{{$content = replace $content . $link}}
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{{end}}
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{{end}}
{{end}}
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{{/* Add jumpable anchors */}}
{{ $content = $content | replaceRE "(<h[1-9] id=\"([^\"]+)\">)(.+)(</h[1-9]>)" `<a href="#${2}">${1}<span class="hanchor" ariaLabel="Anchor"># </span>${3}${4}</a>` }}
{{/* Callouts */}}
{{if $.Site.Data.config.enableCallouts}}
{{ $content = $content | replaceRE "<blockquote>" "<blockquote class=callout>" }}
{{ $blockquoteclasses := findRE `\[!.+\]` $content }}
{{ $blockquoteclasses1 := findRE "<blockquote.*?>(.|\n)*?</blockquote>" $content }}
{{ $blockquotetags := findRE `blockquote class=callout` $content }}
{{ $counter := 0 }}
{{ $counter1 := 0 }}
{{ $finder := index $blockquoteclasses1 $counter }}
{{range $blockquotetags}}
{{ $finder = index $blockquoteclasses1 $counter }}
{{ if (in $finder "[!") }}
{{ $inner := index $blockquoteclasses $counter1 }}
{{ if (in $finder "]-") }}
{{ $inner = $inner | replaceRE `\[!([a-zA-Z]+)\]` `callout-collapsible callout-collapsed ${1}`}}
{{ else if (in $finder "]+") }}
{{ $inner = $inner | replaceRE `\[!([a-zA-Z]+)\]` `callout-collapsible ${1}`}}
{{ else}}
{{ $inner = $inner | replaceRE `\[!([a-zA-Z]+)\]` `${1}` }}
{{ end }}
{{ $inner = printf "blockquote class=\"%s-callout\"" $inner | lower}}
{{ $content = replace $content . $inner 1}}
{{ $counter1 = add $counter1 1 }}
{{ else }}
{{ $inner := print "blockquote" }}
{{ $content = replace $content . $inner 1}}
{{ end }}
{{ $counter = add $counter 1 }}
{{end}}
{{ $content = $content | replaceRE `\[![a-zA-Z]+\][-\+]?` "" }}
{{ $content = $content | replaceRE "blockquote class=callout" "blockquote" }}
{{ $content = $content | replaceRE `(?s)(<blockquote class="\S+-callout">.*?)<br>(.*?<\/blockquote)` `${1}</p><p>${2}` }}
{{end}}
{{/* Make ==text== into <mark>text</mark> */}}
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{{$mark := findRE "==([^=\n]+)==" $content}}
{{range $mark}}
{{$fixed := printf "<mark>%s</mark>" (replace . "==" "")}}
{{$content = replace $content . $fixed}}
{{end}}
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{{ $content | safeHTML }}