e286457990
**Backport:** https://codeberg.org/forgejo/forgejo/pulls/7337 - Massive replacement of changing `code.gitea.io/gitea` to `forgejo.org`. - Resolves forgejo/discussions#258 Co-authored-by: Gusted <postmaster@gusted.xyz> Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7354 Reviewed-by: Gusted <gusted@noreply.codeberg.org> Co-authored-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org> Co-committed-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
57 lines
1.7 KiB
Go
57 lines
1.7 KiB
Go
// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package markdown
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import (
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"bytes"
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"fmt"
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"strings"
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"forgejo.org/modules/markup"
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mdutil "forgejo.org/modules/markup/markdown/util"
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"github.com/yuin/goldmark/ast"
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"github.com/yuin/goldmark/renderer/html"
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"github.com/yuin/goldmark/text"
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"github.com/yuin/goldmark/util"
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)
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// renderCodeSpan renders CodeSpan elements (like goldmark upstream does) but also renders ColorPreview elements.
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// See #21474 for reference
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func (r *HTMLRenderer) renderCodeSpan(w util.BufWriter, source []byte, n ast.Node, entering bool) (ast.WalkStatus, error) {
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if entering {
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if n.Attributes() != nil {
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_, _ = w.WriteString("<code")
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html.RenderAttributes(w, n, html.CodeAttributeFilter)
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_ = w.WriteByte('>')
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} else {
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_, _ = w.WriteString("<code>")
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}
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for c := n.FirstChild(); c != nil; c = c.NextSibling() {
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switch v := c.(type) {
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case *ast.Text:
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segment := v.Segment
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value := segment.Value(source)
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if bytes.HasSuffix(value, []byte("\n")) {
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r.Writer.RawWrite(w, value[:len(value)-1])
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r.Writer.RawWrite(w, []byte(" "))
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} else {
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r.Writer.RawWrite(w, value)
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}
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case *ColorPreview:
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_, _ = w.WriteString(fmt.Sprintf(`<span class="color-preview" style="background-color: %v"></span>`, string(v.Color)))
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}
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}
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return ast.WalkSkipChildren, nil
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}
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_, _ = w.WriteString("</code>")
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return ast.WalkContinue, nil
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}
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func (g *ASTTransformer) transformCodeSpan(_ *markup.RenderContext, v *ast.CodeSpan, reader text.Reader) {
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colorContent := mdutil.Text(v, reader.Source())
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if matchColor(strings.ToLower(string(colorContent))) {
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v.AppendChild(v, NewColorPreview(colorContent))
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}
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}
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