mirror of
https://git.sr.ht/~seirdy/seirdy.one
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31 lines
1.8 KiB
HTML
31 lines
1.8 KiB
HTML
{{- $footnote_heading := printf "Footnotes" -}}
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{{- if .Params.footnote_heading -}}
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{{- $footnote_heading = .Params.footnote_heading -}}
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{{- end -}}
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<!--
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Add heading to footnotes, remove unused class.
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Requires Goldmark v1.4.12 or higher, since that version switched
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endnotes from a <section> to a <div>.
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-->
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{{- $referencesWithoutHeading := `(<div class="footnotes" role="doc-endnotes">
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<hr>)` -}}
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{{- $referencesWithHeading := printf `<div role="doc-endnotes" aria-labelledby="note-hd">
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<h2 id="note-hd">%s</h2>` ($footnote_heading) -}}
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<!--Remove deprecated DPUB-ARIA role and unused classes-->
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{{- $endnote := `(role="doc-endnote"|class="footnote-(back)?ref")` -}}
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{{- $noEndnote := printf "" -}}
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<!--Move the Table of Contents heading *inside* the <nav> element-->
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{{- $tocHeadingOutside := `<h2>Table of Contents</h2><nav(?:.*)>` -}}
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{{- $tocHeadingInside := `<nav id=TableOfContents role="doc-toc"><h2 id="toc-hd">Table of Contents</h2>` -}}
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<!--Give footnote backlinks accessible names-->
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{{- $footnoteBacklinksBad := `<a href="#fnref:([0-9]*)"(.*role="doc-backlink"(?:.*)?)>` -}}
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{{- $footnoteBacklinksGood := `<a href="#fnref:${1}" title="back to reference ${1}" aria-label="back to reference ${1}"${2}>` -}}
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{{- $repeatedFootnoteBacklinksBad := `<a href="#fnref([0-9]):([0-9]*)"(.*role="doc-backlink"(?:.*)?)>` -}}
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{{- $repeatedFootnoteBacklinksGood := `<a href="#fnref${1}:${2}" title="back to reference ${2}, repeated instance ${1}" aria-label="back to reference ${2}, repeated instance ${1}"${3}>` -}}
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{{- .Content | replaceRE $referencesWithoutHeading $referencesWithHeading | replaceRE $endnote $noEndnote | replaceRE $tocHeadingOutside $tocHeadingInside | replaceRE $footnoteBacklinksBad $footnoteBacklinksGood | replaceRE $repeatedFootnoteBacklinksBad $repeatedFootnoteBacklinksGood | safeHTML -}}
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