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Use markdown frontmatter to provide Table of contents, language and frontmatter rendering (#11047)

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* 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
This commit is contained in:
zeripath 2020-04-24 14:22:36 +01:00 • committed by GitHub
parent d3fc9c08c8
commit 812cfd0ad9
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 509 additions and 16 deletions
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21
modules/markup/html.go
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@ -351,6 +351,27 @@ func (ctx *postProcessCtx) visitNode(node *html.Node, visitText bool) {
visitText = false
} else if node.Data == "code" || node.Data == "pre" {
return
} else if node.Data == "i" {
for _, attr := range node.Attr {
if attr.Key != "class" {
continue
}
classes := strings.Split(attr.Val, " ")
for i, class := range classes {
if class == "icon" {
classes[0], classes[i] = classes[i], classes[0]
attr.Val = strings.Join(classes, " ")
// Remove all children of icons
child := node.FirstChild
for child != nil {
node.RemoveChild(child)
child = node.FirstChild
}
break
}
}
}
}
for n := node.FirstChild; n != nil; n = n.NextSibling {
ctx.visitNode(n, visitText)