From 234c707a93e1dbe438d0a45f1348cc6c39e2a265 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sun, 31 Jul 2022 01:46:19 +0000
Subject: [PATCH] docs: improve scss structure and admonition styling, update docs

---
 layouts/partials/textprocessing.html |   96 ++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 76 insertions(+), 20 deletions(-)

diff --git a/layouts/partials/textprocessing.html b/layouts/partials/textprocessing.html
index 008d163..f6e89f7 100644
--- a/layouts/partials/textprocessing.html
+++ b/layouts/partials/textprocessing.html
@@ -1,9 +1,7 @@
 {{ $content := .Content }}
+{{ $raw := .RawContent }}
 {{ $page := .Page }}
 
-{{/* Replace right arrow */}}
-{{ $content = replace $content "-&gt;" "→" }}
-
 {{/* Escape slashes for Latex to fix line breaks */}}
 {{$latex := findRE "\\$\\$([^\\$]+)\\$\\$" $content}}
 {{range $latex}}
@@ -12,24 +10,82 @@
 {{end}}
 
 {{/* Wikilinks */}}
-{{$wikilinks := $content | findRE "\\[\\[[^\\[\\]\\|]*(?:\\|[^\\[\\]]*)?\\]\\]" }}
+{{$wikilinks := $content | findRE "!?\\[\\[\\S[^\\[\\]\\|]*(?:\\|[^\\[\\]]*)?\\S\\]\\]" }}
+{{$codefences := $raw | findRE "\\x60[^\\x60\\n]+\\x60"}}
+{{$codeblocks := $raw | findRE "\\x60{3}[^\\x60]+\\x60{3}"}}
+{{$code := union $codefences $codeblocks}}
 {{range $wikilinks}}
-  {{$inner := . | strings.TrimPrefix "[[" | strings.TrimSuffix "]]" }}
-  {{$split := split $inner "|"}}
-  {{$path := index $split 0}}
-  {{$reference := split $path "#"}}
-  {{$title := index $reference 0}}
-  {{$block := default "" (index $reference 1)}}
-  {{$block = strings.TrimRight "/" (cond (eq $block "") $block (printf "#%s" $block))}}
-  {{$href := strings.TrimRight "/" ($page.GetPage $title).RelPermalink}}
-  {{$display := default $title (index $split 1)}}
-  {{if not $href}}
-    {{$link := printf "<a class=\"internal-link broken\">%s</a>" $display}}
-    {{ $content = replace $content . $link }}
-  {{else}}
-    {{$fullhref := printf "%s%s" $href $block }}
-    {{$link := printf "<a href=\"%s\" rel=\"noopener\" class=\"internal-link\" data-src=\"%s\">%s</a>" $fullhref $href $display}}
-    {{ $content = replace $content . $link }}
+  {{$cur := .}}
+  {{$incode := false}}
+  {{range $code}}
+    {{if (in . $cur)}}
+      {{$incode = true}}
+    {{end}}
+  {{end}}
+  {{if not $incode}}
+    {{if (hasPrefix . "!")}}
+      {{$inner := . | strings.TrimPrefix "![[" | strings.TrimSuffix "]]" }}
+      {{$split := split $inner "|"}}
+      {{$path := index $split 0 | relURL}}
+      {{$width := index $split 1}}
+      {{$img := printf "<img src=\"%s\" width=\"%s\" />" $path (default "auto" $width)}}
+      {{$content = replace $content . $img}}
+    {{else}}
+      {{$inner := . | strings.TrimPrefix "[[" | strings.TrimSuffix "]]" }}
+      {{$split := split $inner "|"}}
+      {{$path := index $split 0}}
+      {{$reference := split $path "#"}}
+      {{$title := index $reference 0}}
+      {{$block := default "" (index $reference 1)}}
+      {{$block = strings.TrimRight "/" (cond (eq $block "") $block (printf "#%s" $block)) | urlize | lower}}
+      {{$href := strings.TrimRight "/" ($page.GetPage $title).RelPermalink}}
+      {{$display := default $title (index $split 1)}}
+      {{if not $href}}
+        {{$link := printf "<a class=\"internal-link broken\">%s</a>" $display}}
+        {{$content = replace $content . $link}}
+      {{else}}
+        {{$fullhref := printf "%s%s" $href $block }}
+        {{$link := printf "<a href=\"%s\" rel=\"noopener\" class=\"internal-link\" data-src=\"%s\">%s</a>" $fullhref $href $display}}
+        {{$content = replace $content . $link}}
+      {{end}}
+    {{end}}
   {{end}}
 {{end}}
+
+{{/* 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}}
+      {{ $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" }}
+{{end}}
+
 {{ $content | safeHTML }}

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