mirror of
https://github.com/mickael-kerjean/filestash.git
synced 2025-10-29 09:07:30 +08:00
165 lines
4.8 KiB
Go
165 lines
4.8 KiB
Go
package ctrl
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import (
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. "github.com/mickael-kerjean/filestash/server/common"
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"fmt"
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"io"
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"text/template"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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)
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func StaticHandler(_path string) func(App, http.ResponseWriter, *http.Request) {
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return func(ctx App, res http.ResponseWriter, req *http.Request) {
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var base string = GetAbsolutePath(_path)
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var srcPath string
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if srcPath = JoinPath(base, req.URL.Path); srcPath == base {
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http.NotFound(res, req)
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return
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}
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ServeFile(res, req, srcPath)
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}
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}
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func IndexHandler(_path string) func(App, http.ResponseWriter, *http.Request) {
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return func(ctx App, res http.ResponseWriter, req *http.Request) {
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if req.URL.String() != URL_SETUP && Config.Get("auth.admin").String() == "" {
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http.Redirect(res, req, URL_SETUP, http.StatusTemporaryRedirect)
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return
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}
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if ua := req.Header.Get("User-Agent"); strings.Contains(ua, "MSIE ") {
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res.WriteHeader(http.StatusBadRequest)
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res.Write([]byte(`<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
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<style>
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html { background: #f4f4f4; color: #455164; font-size: 16px; font-family: -apple-system,system-ui,BlinkMacSystemFont,Roboto,"Helvetica Neue",Arial,sans-serif; }
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body { text-align: center; padding-top: 50px; text-align: center; }
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h1 { font-weight: 200; line-height: 28px; font-size: 32px; }
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p { opacity: 0.7; }
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</style>
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</head>
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<body>
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<h1>Internet explorer is not yet supported</h1>
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<p>
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To provide the best possible experience for everyone else, we don't support IE at this time. <br>
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Use either Chromium, Firefox or Chrome
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</p>
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</body>
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</html>`))
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return
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}
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srcPath := GetAbsolutePath(_path)
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ServeFile(res, req, srcPath)
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}
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}
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func AboutHandler(ctx App, res http.ResponseWriter, req *http.Request) {
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page := `<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
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<style>
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html { background: #f4f4f4; color: #455164; font-size: 16px; font-family: -apple-system,system-ui,BlinkMacSystemFont,Roboto,"Helvetica Neue",Arial,sans-serif; }
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body { text-align: center; padding-top: 50px; text-align: center; }
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h1 { font-weight: 200; line-height: 28px; font-size: 32px; }
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p { opacity: 0.7; }
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span { font-size: 0.7em; opacity: 0.7; }
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</style>
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</head>
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<body>
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<h1> {{index .App 0}} <br><span>({{index .App 1}})</span> </h1>
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<p>{{range .Plugins}}
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{{ index . 0 }} <span>({{ index . 1 }})</span> <br>{{end}}
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</p>
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</body>
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</html>`
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t, _ := template.New("about").Parse(page)
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t.Execute(res, struct {
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App []string
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Plugins [][]string
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}{
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App: []string{"Filestash " + APP_VERSION + "." + BUILD_NUMBER, hashFile(filepath.Join(GetCurrentDir(), "/filestash"), 6)},
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Plugins: func () [][]string {
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plugins := make([][]string, 1)
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plugins[0] = []string {
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"config.json",
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hashFile(filepath.Join(GetCurrentDir(), CONFIG_PATH, "config.json"), 6),
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}
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pPath := filepath.Join(GetCurrentDir(), PLUGIN_PATH)
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file, err := os.Open(pPath);
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if err != nil {
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return plugins
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}
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files, err := file.Readdir(0);
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if err != nil {
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return plugins
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}
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for i:=0; i < len(files); i++ {
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plugins = append(plugins, []string{
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files[i].Name(),
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hashFile(pPath + "/" + files[i].Name(), 6),
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})
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}
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return plugins
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}(),
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})
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}
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func hashFile (path string, n int) string {
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f, err := os.OpenFile(path, os.O_RDONLY, os.ModePerm)
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if err != nil {
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return ""
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}
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defer f.Close()
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stat, err := f.Stat()
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if err != nil {
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return ""
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}
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return QuickHash(fmt.Sprintf("%s %d %d %s", path, stat.Size(), stat.Mode(), stat.ModTime()), n)
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}
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func ServeFile(res http.ResponseWriter, req *http.Request, filePath string) {
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zFilePath := filePath + ".gz"
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etagNormal := hashFile(filePath, 10)
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etagGzip := hashFile(zFilePath, 10)
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if req.Header.Get("If-None-Match") != "" {
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browserTag := req.Header.Get("If-None-Match")
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if browserTag == etagNormal {
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res.WriteHeader(http.StatusNotModified)
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return
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} else if browserTag == etagGzip {
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res.WriteHeader(http.StatusNotModified)
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return
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}
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}
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head := res.Header()
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if strings.Contains(req.Header.Get("Accept-Encoding"), "gzip") {
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if file, err := os.OpenFile(zFilePath, os.O_RDONLY, os.ModePerm); err == nil {
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head.Set("Content-Encoding", "gzip")
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head.Set("Etag", etagGzip)
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io.Copy(res, file)
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file.Close()
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return
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}
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}
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file, err := os.OpenFile(filePath, os.O_RDONLY, os.ModePerm)
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if err != nil {
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http.NotFound(res, req)
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return
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}
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head.Set("Etag", etagNormal)
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io.Copy(res, file)
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file.Close()
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}
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