From f8db8ae9c35ba27a8ad20e3f08fd80e42dd0fece Mon Sep 17 00:00:00 2001 From: JessonChan Date: Thu, 12 Nov 2015 10:48:36 +0800 Subject: [PATCH] add some comments --- staticfile.go | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/staticfile.go b/staticfile.go index cbe2b26a..894d5c8d 100644 --- a/staticfile.go +++ b/staticfile.go @@ -127,6 +127,8 @@ func openFile(filePath string, fi os.FileInfo, acceptEncoding string) (bool, str return mapFile.encoding != "", mapFile.encoding, mapFile, nil } +// isStaticCompress detect static files + func isStaticCompress(filePath string) bool { for _, statExtension := range StaticExtensionsToGzip { if strings.HasSuffix(strings.ToLower(filePath), strings.ToLower(statExtension)) { @@ -136,6 +138,8 @@ func isStaticCompress(filePath string) bool { return false } +// searchFile search the file by url path +// if none the static file prefix matches ,return notStaticRequestErr func searchFile(ctx *context.Context) (string, os.FileInfo, error) { requestPath := filepath.Clean(ctx.Input.Request.URL.Path) // special processing : favicon.ico/robots.txt can be in any static dir @@ -171,6 +175,10 @@ func searchFile(ctx *context.Context) (string, os.FileInfo, error) { return "", nil, notStaticRequestErr } +// lookupFile find the file to serve +// if the file is dir ,search the index.html as default file( MUST NOT A DIR also) +// if the index.html not exist or is a dir, give a forbidden response depending on DirectoryIndex + func lookupFile(ctx *context.Context) (bool, string, os.FileInfo, error) { fp, fi, err := searchFile(ctx) if fp == "" || fi == nil {