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{{ $type := .type }}
{{ $filename := .filename }}
{{ $ctx := .context }}
{{ $referencedBy := slice }}
{{ if eq $type "library" }}
{{ range $ctx.Site.Pages }}
{{ if and (isset .Params "mentioned_books") (in .Params.mentioned_books $filename) }}
{{ $referencedBy = $referencedBy | append . }}
{{ end }}
{{ end }}
{{ else if eq $type "cards" }}
{{ range $ctx.Site.Pages }}
{{ if and (isset .Params "related_cards") (in .Params.related_cards $filename) }}
{{ $referencedBy = $referencedBy | append . }}
{{ end }}
{{ end }}
{{ end }}
{{- /* 如果有文章引用这个卡片，就显示它们 */ -}}
{{ if gt (len $referencedBy) 0 }}
<section class="related-posts post-content my-5">
<h2 class="text-size-base m-0 flex items-center gap-2">
<span>反向链接</span>
<span class="inline-block bg-blockBg rounded-full px-1 text-secondary cursor-help text-size-sm"
data-tooltip="这里列出了引用了该页面的其他文章">?</span>
</h2>
<ul class="my-4 list-none ps-4">
{{- range $referencedBy }}
<li class="flex gap-4">
<span class="text-secondary">→</span>
<a href="{{ .Permalink }}">{{ .Title }}</a>
</li>
{{- end }}
</ul>
</section>
{{ end }}
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