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* gets toc fixed Signed-off-by: Aditya Telange <21258296+adityatelange@users.noreply.github.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| {{- $headers := findRE "<h[1-4].*?>(.|\n])+?</h[1-4]>" .Content -}} | ||
| {{- $has_headers := ge (len $headers) 1 -}} | ||
| {{- if $has_headers -}} | ||
|
|
||
| {{- $largest := 6 -}} | ||
| {{- range $headers -}} | ||
| {{- $headerLevel := index (findRE "[1-4]" . 1) 0 -}} | ||
| {{- $headerLevel := len (seq $headerLevel) -}} | ||
| {{- if lt $headerLevel $largest -}} | ||
| {{- $largest = $headerLevel -}} | ||
| {{- end -}} | ||
| {{- end -}} | ||
|
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| {{- $firstHeaderLevel := len (seq (index (findRE "[1-4]" (index $headers 0) 1) 0)) -}} | ||
|
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| {{- $.Scratch.Set "bareul" slice -}} | ||
| <ul> | ||
| {{- range seq (sub $firstHeaderLevel $largest) -}} | ||
| <ul> | ||
| {{- $.Scratch.Add "bareul" (sub (add $largest .) 1) -}} | ||
| {{- end -}} | ||
| {{- range $i, $header := $headers -}} | ||
| {{- $headerLevel := index (findRE "[1-4]" . 1) 0 -}} | ||
| {{- $headerLevel := len (seq $headerLevel) -}} | ||
|
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||
| {{/* get id="xyz" */}} | ||
| {{ $id := index (findRE "(id=\"(.*?)\")" $header 9) 0 }} | ||
|
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||
| {{/* strip id="" to leave xyz (no way to get regex capturing groups in hugo :( */}} | ||
| {{ $cleanedID := replace (replace $id "id=\"" "") "\"" "" }} | ||
| {{- $header := replaceRE "<h[1-4].*?>((.|\n])+?)</h[1-4]>" "$1" $header -}} | ||
|
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||
| {{- if ne $i 0 -}} | ||
| {{- $prevHeaderLevel := index (findRE "[1-4]" (index $headers (sub $i 1)) 1) 0 -}} | ||
| {{- $prevHeaderLevel := len (seq $prevHeaderLevel) -}} | ||
| {{- if gt $headerLevel $prevHeaderLevel -}} | ||
| {{- range seq $prevHeaderLevel (sub $headerLevel 1) -}} | ||
| <ul> | ||
| {{/* the first should not be recorded */}} | ||
| {{- if ne $prevHeaderLevel . -}} | ||
| {{- $.Scratch.Add "bareul" . -}} | ||
| {{- end -}} | ||
| {{- end -}} | ||
| {{- else -}} | ||
| </li> | ||
| {{- if lt $headerLevel $prevHeaderLevel -}} | ||
| {{- range seq (sub $prevHeaderLevel 1) -1 $headerLevel -}} | ||
| {{- if in ($.Scratch.Get "bareul") . -}} | ||
| </ul> | ||
| {{/* manually do pop item */}} | ||
| {{- $tmp := $.Scratch.Get "bareul" -}} | ||
| {{- $.Scratch.Delete "bareul" -}} | ||
| {{- $.Scratch.Set "bareul" slice}} | ||
| {{- range seq (sub (len $tmp) 1) -}} | ||
| {{- $.Scratch.Add "bareul" (index $tmp (sub . 1)) -}} | ||
| {{- end -}} | ||
| {{- else -}} | ||
| </ul> | ||
| </li> | ||
| {{- end -}} | ||
| {{- end -}} | ||
| {{- end -}} | ||
| {{- end -}} | ||
| <li> | ||
| <a href="#{{- $cleanedID -}}">{{- $header | safeHTML -}}</a> | ||
| {{- else -}} | ||
| <li> | ||
| <a href="#{{- $cleanedID -}}">{{- $header | safeHTML -}}</a> | ||
| {{- end -}} | ||
| {{- end -}} | ||
| <!-- {{- $firstHeaderLevel := len (seq (index (findRE "[1-4]" (index $headers 0) 1) 0)) -}} --> | ||
| {{ $firstHeaderLevel := $largest }} | ||
| {{- $lastHeaderLevel := len (seq (index (findRE "[1-4]" (index $headers (sub (len $headers) 1)) 1) 0)) -}} | ||
| </li> | ||
| {{- range seq (sub $lastHeaderLevel $firstHeaderLevel) -}} | ||
| {{- if in ($.Scratch.Get "bareul") (add . $firstHeaderLevel) -}} | ||
| </ul> | ||
| {{- else -}} | ||
| </ul> | ||
| </li> | ||
| {{- end -}} | ||
| {{- end -}} | ||
| </ul> | ||
| {{- end -}} |