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Use compiled in assets for those not in STGUIASSETS dir

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This commit is contained in:
Jakob Borg 2014-07-22 20:11:36 +02:00
parent d3085a4127
commit 3b4fe19dfb
1 changed files with 33 additions and 24 deletions
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57
cmd/syncthing/gui.go
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@ -15,6 +15,7 @@ import (
"mime"
"net"
"net/http"
"os"
"path/filepath"
"reflect"
"runtime"
@ -128,11 +129,7 @@ func startGUI(cfg config.GUIConfiguration, assetDir string, m *model.Model) erro
mux.HandleFunc("/qr/", getQR)
// Serve compiled in assets unless an asset directory was set (for development)
if len(assetDir) > 0 {
mux.Handle("/", http.FileServer(http.Dir(assetDir)))
} else {
mux.HandleFunc("/", embeddedStatic)
}
mux.Handle("/", embeddedStatic(assetDir))
// Wrap everything in CSRF protection. The /rest prefix should be
// protected, other requests will grant cookies.
@ -536,28 +533,40 @@ func validAPIKey(k string) bool {
return len(apiKey) > 0 && k == apiKey
}
func embeddedStatic(w http.ResponseWriter, r *http.Request) {
file := r.URL.Path
func embeddedStatic(assetDir string) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
file := r.URL.Path
if file[0] == '/' {
file = file[1:]
}
if file[0] == '/' {
file = file[1:]
}
if len(file) == 0 {
file = "index.html"
}
if len(file) == 0 {
file = "index.html"
}
bs, ok := auto.Assets[file]
if !ok {
return
}
if assetDir != "" {
p := filepath.Join(assetDir, filepath.FromSlash(file))
_, err := os.Stat(p)
if err == nil {
http.ServeFile(w, r, p)
return
}
}
mtype := mime.TypeByExtension(filepath.Ext(r.URL.Path))
if len(mtype) != 0 {
w.Header().Set("Content-Type", mtype)
}
w.Header().Set("Content-Length", fmt.Sprintf("%d", len(bs)))
w.Header().Set("Last-Modified", modt)
bs, ok := auto.Assets[file]
if !ok {
http.NotFound(w, r)
return
}
w.Write(bs)
mtype := mime.TypeByExtension(filepath.Ext(r.URL.Path))
if len(mtype) != 0 {
w.Header().Set("Content-Type", mtype)
}
w.Header().Set("Content-Length", fmt.Sprintf("%d", len(bs)))
w.Header().Set("Last-Modified", modt)
w.Write(bs)
})
}