1
1
mirror of https://github.com/go-gitea/gitea synced 2024-12-23 17:14:27 +00:00
gitea/modules/public/static.go
Eng Zer Jun f2e7d5477f
refactor: move from io/ioutil to io and os package (#17109)
The io/ioutil package has been deprecated as of Go 1.16, see
https://golang.org/doc/go1.16#ioutil. This commit replaces the existing
io/ioutil functions with their new definitions in io and os packages.

Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>

Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2021-09-22 13:38:34 +08:00

88 lines
2.1 KiB
Go
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

// Copyright 2016 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
//go:build bindata
// +build bindata
package public
import (
"bytes"
"compress/gzip"
"io"
"mime"
"net/http"
"os"
"path/filepath"
"time"
"code.gitea.io/gitea/modules/log"
)
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)
var 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["gzip"] {
if cf, ok := fi.(*vfsgen۰CompressedFileInfo); ok {
rd := bytes.NewReader(cf.GzipBytes())
w.Header().Set("Content-Encoding", "gzip")
ctype := mime.TypeByExtension(filepath.Ext(fi.Name()))
if ctype == "" {
// read a chunk to decide between utf-8 text and binary
var buf [512]byte
grd, _ := gzip.NewReader(rd)
n, _ := io.ReadFull(grd, buf[:])
ctype = http.DetectContentType(buf[:n])
_, err := rd.Seek(0, io.SeekStart) // rewind to output whole file
if err != nil {
log.Error("rd.Seek error: %v", err)
http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
return
}
}
w.Header().Set("Content-Type", ctype)
http.ServeContent(w, req, fi.Name(), modtime, rd)
return
}
}
http.ServeContent(w, req, fi.Name(), modtime, content)
return
}