effad26c0e
* Use route to serve assets but not middleware * Fix build error with bindata tag * convert path to absolute * fix build * reduce function stack * Add tests for assets * Remove test for assets because they are not generated * Use a http function to serve assets * Still use middleware to serve assets then less middleware stack for assets * Move serveContent to original position * remove unnecessary blank line change * Fix bug for /assets* requests * clean code Co-authored-by: zeripath <art27@cantab.net>
87 lines
2.1 KiB
Go
87 lines
2.1 KiB
Go
// +build bindata
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// Copyright 2016 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package public
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import (
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"bytes"
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"compress/gzip"
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"io"
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"io/ioutil"
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"mime"
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"net/http"
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"os"
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"path/filepath"
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"time"
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"code.gitea.io/gitea/modules/log"
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)
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func fileSystem(dir string) http.FileSystem {
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return Assets
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}
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func Asset(name string) ([]byte, error) {
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f, err := Assets.Open("/" + name)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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return ioutil.ReadAll(f)
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}
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func AssetNames() []string {
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realFS := Assets.(vfsgen۰FS)
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var results = make([]string, 0, len(realFS))
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for k := range realFS {
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results = append(results, k[1:])
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}
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return results
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}
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func AssetIsDir(name string) (bool, error) {
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if f, err := Assets.Open("/" + name); err != nil {
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return false, err
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} else {
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defer f.Close()
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if fi, err := f.Stat(); err != nil {
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return false, err
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} else {
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return fi.IsDir(), nil
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}
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}
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}
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// serveContent serve http content
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func serveContent(w http.ResponseWriter, req *http.Request, fi os.FileInfo, modtime time.Time, content io.ReadSeeker) {
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encodings := parseAcceptEncoding(req.Header.Get("Accept-Encoding"))
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if encodings["gzip"] {
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if cf, ok := fi.(*vfsgen۰CompressedFileInfo); ok {
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rd := bytes.NewReader(cf.GzipBytes())
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w.Header().Set("Content-Encoding", "gzip")
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ctype := mime.TypeByExtension(filepath.Ext(fi.Name()))
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if ctype == "" {
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// read a chunk to decide between utf-8 text and binary
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var buf [512]byte
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grd, _ := gzip.NewReader(rd)
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n, _ := io.ReadFull(grd, buf[:])
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ctype = http.DetectContentType(buf[:n])
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_, err := rd.Seek(0, io.SeekStart) // rewind to output whole file
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if err != nil {
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log.Error("rd.Seek error: %v", err)
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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}
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w.Header().Set("Content-Type", ctype)
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http.ServeContent(w, req, fi.Name(), modtime, rd)
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return
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}
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}
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http.ServeContent(w, req, fi.Name(), modtime, content)
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return
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}
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