gitea/modules/public/serve_static.go

81 lines
1.9 KiB
Go
Raw Blame History

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

// Copyright 2016 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
//go:build bindata
package public
import (
"bytes"
"io"
"net/http"
"os"
"path/filepath"
"time"
"code.gitea.io/gitea/modules/timeutil"
)
// GlobalModTime provide a global mod time for embedded asset files
func GlobalModTime(filename string) time.Time {
return timeutil.GetExecutableModTime()
}
func fileSystem(dir string) http.FileSystem {
return Assets
}
func Asset(name string) ([]byte, error) {
f, err := Assets.Open("/" + name)
if err != nil {
return nil, err
}
defer f.Close()
return io.ReadAll(f)
}
func AssetNames() []string {
realFS := Assets.(vfsgen۰FS)
results := make([]string, 0, len(realFS))
for k := range realFS {
results = append(results, k[1:])
}
return results
}
func AssetIsDir(name string) (bool, error) {
if f, err := Assets.Open("/" + name); err != nil {
return false, err
} else {
defer f.Close()
if fi, err := f.Stat(); err != nil {
return false, err
} else {
return fi.IsDir(), nil
}
}
}
// serveContent serve http content
func serveContent(w http.ResponseWriter, req *http.Request, fi os.FileInfo, modtime time.Time, content io.ReadSeeker) {
encodings := parseAcceptEncoding(req.Header.Get("Accept-Encoding"))
if encodings.Contains("gzip") {
if cf, ok := fi.(*vfsgen۰CompressedFileInfo); ok {
rdGzip := bytes.NewReader(cf.GzipBytes())
// all static files are managed by Gitea, so we can make sure every file has the correct ext name
// then we can get the correct Content-Type, we do not need to do http.DetectContentType on the decompressed data
mimeType := detectWellKnownMimeType(filepath.Ext(fi.Name()))
if mimeType == "" {
mimeType = "application/octet-stream"
}
w.Header().Set("Content-Type", mimeType)
w.Header().Set("Content-Encoding", "gzip")
http.ServeContent(w, req, fi.Name(), modtime, rdGzip)
return
}
}
http.ServeContent(w, req, fi.Name(), modtime, content)
return
}