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Add support for 3D/CAD file formats preview (#34794)

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Fix #34775 

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
Kerwin Bryant
2025-06-30 16:12:25 +08:00
committed by GitHub
parent f74a13610d
commit 176962c03e
29 changed files with 627 additions and 409 deletions
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38
modules/markup/console/console.go
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@ -6,13 +6,14 @@ package console
import (
"bytes"
"io"
"path"
"unicode/utf8"
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/typesniffer"
"code.gitea.io/gitea/modules/util"
trend "github.com/buildkite/terminal-to-html/v3"
"github.com/go-enry/go-enry/v2"
)
func init() {
@ -22,6 +23,8 @@ func init() {
// Renderer implements markup.Renderer
type Renderer struct{}
var _ markup.RendererContentDetector = (*Renderer)(nil)
// Name implements markup.Renderer
func (Renderer) Name() string {
return "console"
@ -40,15 +43,36 @@ func (Renderer) SanitizerRules() []setting.MarkupSanitizerRule {
}
// CanRender implements markup.RendererContentDetector
func (Renderer) CanRender(filename string, input io.Reader) bool {
buf, err := io.ReadAll(input)
if err != nil {
func (Renderer) CanRender(filename string, sniffedType typesniffer.SniffedType, prefetchBuf []byte) bool {
if !sniffedType.IsTextPlain() {
return false
}
if enry.GetLanguage(path.Base(filename), buf) != enry.OtherLanguage {
s := util.UnsafeBytesToString(prefetchBuf)
rs := []rune(s)
cnt := 0
firstErrPos := -1
isCtrlSep := func(p int) bool {
return p < len(rs) && (rs[p] == ';' || rs[p] == 'm')
}
for i, c := range rs {
if c == 0 {
return false
}
if c == '\x1b' {
match := i+1 < len(rs) && rs[i+1] == '['
if match && (isCtrlSep(i+2) || isCtrlSep(i+3) || isCtrlSep(i+4) || isCtrlSep(i+5)) {
cnt++
}
}
if c == utf8.RuneError && firstErrPos == -1 {
firstErrPos = i
}
}
if firstErrPos != -1 && firstErrPos != len(rs)-1 {
return false
}
return bytes.ContainsRune(buf, '\x1b')
return cnt >= 2 // only render it as console output if there are at least two escape sequences
}
// Render renders terminal colors to HTML with all specific handling stuff.