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lib/api: Reset mtime after theme change (fixes #5810) (#6140)

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Audrius Butkevicius 2019-11-08 21:37:42 +00:00 committed by Jakob Borg
parent 85e6a77f25
commit 65c172cd8d
1 changed files with 13 additions and 11 deletions
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24
lib/api/api_statics.go
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@ -28,16 +28,18 @@ type staticsServer struct {
assets map[string][]byte
availableThemes []string
mut sync.RWMutex
theme string
mut sync.RWMutex
theme string
lastThemeChange time.Time
}
func newStaticsServer(theme, assetDir string) *staticsServer {
s := &staticsServer{
assetDir: assetDir,
assets: auto.Assets(),
mut: sync.NewRWMutex(),
theme: theme,
assetDir: assetDir,
assets: auto.Assets(),
mut: sync.NewRWMutex(),
theme: theme,
lastThemeChange: time.Now().UTC(),
}
seen := make(map[string]struct{})
@ -86,6 +88,7 @@ func (s *staticsServer) serveAsset(w http.ResponseWriter, r *http.Request) {
s.mut.RLock()
theme := s.theme
modificationTime := s.lastThemeChange
s.mut.RUnlock()
// Check for an override for the current theme.
@ -125,14 +128,12 @@ func (s *staticsServer) serveAsset(w http.ResponseWriter, r *http.Request) {
}
}
etag := fmt.Sprintf("%d", auto.Generated)
modified := time.Unix(auto.Generated, 0).UTC()
w.Header().Set("Last-Modified", modified.Format(http.TimeFormat))
etag := fmt.Sprintf("%d", modificationTime.Unix())
w.Header().Set("Last-Modified", modificationTime.Format(http.TimeFormat))
w.Header().Set("Etag", etag)
if t, err := time.Parse(http.TimeFormat, r.Header.Get("If-Modified-Since")); err == nil {
if modified.Equal(t) || modified.Before(t) {
if modificationTime.Equal(t) || modificationTime.Before(t) {
w.WriteHeader(http.StatusNotModified)
return
}
@ -199,6 +200,7 @@ func (s *staticsServer) mimeTypeForFile(file string) string {
func (s *staticsServer) setTheme(theme string) {
s.mut.Lock()
s.theme = theme
s.lastThemeChange = time.Now().UTC()
s.mut.Unlock()
}