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Diffstat (limited to 'modules/middleware/static.go')
-rw-r--r-- | modules/middleware/static.go | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/modules/middleware/static.go b/modules/middleware/static.go deleted file mode 100644 index 35f03f721a..0000000000 --- a/modules/middleware/static.go +++ /dev/null @@ -1,127 +0,0 @@ -// Copyright 2013 The Martini Authors. All rights reserved. -// Copyright 2014 The Gogs Authors. All rights reserved. -// Use of this source code is governed by a MIT-style -// license that can be found in the LICENSE file. - -package middleware - -import ( - "log" - "net/http" - "path" - "runtime" - "strings" - - "github.com/go-martini/martini" - - "github.com/gogits/gogs/modules/setting" -) - -// StaticOptions is a struct for specifying configuration options for the martini.Static middleware. -type StaticOptions struct { - // Prefix is the optional prefix used to serve the static directory content - Prefix string - // SkipLogging will disable [Static] log messages when a static file is served. - SkipLogging bool - // IndexFile defines which file to serve as index if it exists. - IndexFile string - // Expires defines which user-defined function to use for producing a HTTP Expires Header - // https://developers.google.com/speed/docs/insights/LeverageBrowserCaching - Expires func() string -} - -func prepareStaticOptions(options []StaticOptions) StaticOptions { - var opt StaticOptions - if len(options) > 0 { - opt = options[0] - } - - // Defaults - if len(opt.IndexFile) == 0 { - opt.IndexFile = "index.html" - } - // Normalize the prefix if provided - if opt.Prefix != "" { - // Ensure we have a leading '/' - if opt.Prefix[0] != '/' { - opt.Prefix = "/" + opt.Prefix - } - // Remove any trailing '/' - opt.Prefix = strings.TrimRight(opt.Prefix, "/") - } - return opt -} - -// Static returns a middleware handler that serves static files in the given directory. -func Static(directory string, staticOpt ...StaticOptions) martini.Handler { - if runtime.GOOS == "windows" { - if len(directory) < 2 || directory[1] != ':' { - directory = path.Join(setting.StaticRootPath, directory) - } - } else if !path.IsAbs(directory) { - directory = path.Join(setting.StaticRootPath, directory) - } - - dir := http.Dir(directory) - opt := prepareStaticOptions(staticOpt) - - return func(res http.ResponseWriter, req *http.Request, log *log.Logger) { - if req.Method != "GET" && req.Method != "HEAD" { - return - } - file := req.URL.Path - // if we have a prefix, filter requests by stripping the prefix - if opt.Prefix != "" { - if !strings.HasPrefix(file, opt.Prefix) { - return - } - file = file[len(opt.Prefix):] - if file != "" && file[0] != '/' { - return - } - } - f, err := dir.Open(file) - if err != nil { - // discard the error? - return - } - defer f.Close() - - fi, err := f.Stat() - if err != nil { - return - } - - // try to serve index file - if fi.IsDir() { - // redirect if missing trailing slash - if !strings.HasSuffix(req.URL.Path, "/") { - http.Redirect(res, req, req.URL.Path+"/", http.StatusFound) - return - } - - file = path.Join(file, opt.IndexFile) - f, err = dir.Open(file) - if err != nil { - return - } - defer f.Close() - - fi, err = f.Stat() - if err != nil || fi.IsDir() { - return - } - } - - if !opt.SkipLogging { - log.Println("[Static] Serving " + file) - } - - // Add an Expires header to the static content - if opt.Expires != nil { - res.Header().Set("Expires", opt.Expires()) - } - - http.ServeContent(res, req, file, fi.ModTime(), f) - } -} |