forgejo/modules/markup/asciicast/asciicast.go
forgejo-backport-action e286457990 [v11.0/forgejo] chore: branding import path (#7354)
**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>
2025-03-27 20:13:05 +00:00

64 lines
1.5 KiB
Go

// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package asciicast
import (
"fmt"
"io"
"net/url"
"regexp"
"forgejo.org/modules/markup"
"forgejo.org/modules/setting"
)
func init() {
markup.RegisterRenderer(Renderer{})
}
// Renderer implements markup.Renderer for asciicast files.
// See https://github.com/asciinema/asciinema/blob/develop/doc/asciicast-v2.md
type Renderer struct{}
// Name implements markup.Renderer
func (Renderer) Name() string {
return "asciicast"
}
// Extensions implements markup.Renderer
func (Renderer) Extensions() []string {
return []string{".cast"}
}
const (
playerClassName = "asciinema-player-container"
playerSrcAttr = "data-asciinema-player-src"
)
// SanitizerRules implements markup.Renderer
func (Renderer) SanitizerRules() []setting.MarkupSanitizerRule {
return []setting.MarkupSanitizerRule{
{Element: "div", AllowAttr: "class", Regexp: regexp.MustCompile("^" + playerClassName + "$")},
{Element: "div", AllowAttr: playerSrcAttr},
}
}
// Render implements markup.Renderer
func (Renderer) Render(ctx *markup.RenderContext, _ io.Reader, output io.Writer) error {
rawURL := fmt.Sprintf("%s/%s/%s/raw/%s/%s",
setting.AppSubURL,
url.PathEscape(ctx.Metas["user"]),
url.PathEscape(ctx.Metas["repo"]),
ctx.Metas["BranchNameSubURL"],
url.PathEscape(ctx.RelativePath),
)
_, err := io.WriteString(output, fmt.Sprintf(
`<div class="%s" %s="%s"></div>`,
playerClassName,
playerSrcAttr,
rawURL,
))
return err
}