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812cfd0ad9* Add control for the rendering of the frontmatter * Add control to include a TOC * Add control to set language - allows control of ToC header and CJK glyph choice. Signed-off-by: Andrew Thornton art27@cantab.net
49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package markdown
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import (
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"fmt"
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"net/url"
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"github.com/unknwon/i18n"
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"github.com/yuin/goldmark/ast"
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)
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func createTOCNode(toc []Header, lang string) ast.Node {
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details := NewDetails()
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summary := NewSummary()
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summary.AppendChild(summary, ast.NewString([]byte(i18n.Tr(lang, "toc"))))
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details.AppendChild(details, summary)
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ul := ast.NewList('-')
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details.AppendChild(details, ul)
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currentLevel := 6
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for _, header := range toc {
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if header.Level < currentLevel {
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currentLevel = header.Level
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}
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}
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for _, header := range toc {
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for currentLevel > header.Level {
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ul = ul.Parent().(*ast.List)
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currentLevel--
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}
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for currentLevel < header.Level {
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newL := ast.NewList('-')
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ul.AppendChild(ul, newL)
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currentLevel++
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ul = newL
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}
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li := ast.NewListItem(currentLevel * 2)
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a := ast.NewLink()
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a.Destination = []byte(fmt.Sprintf("#%s", url.PathEscape(header.ID)))
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a.AppendChild(a, ast.NewString([]byte(header.Text)))
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li.AppendChild(li, a)
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ul.AppendChild(ul, li)
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}
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return details
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}
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