forked from fchazal/filebrowser
/
static.go
138 lines (114 loc) · 3.86 KB
/
static.go
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package http
import (
"encoding/json"
"log"
"net/http"
"os"
"path"
"path/filepath"
"strings"
"text/template"
rice "github.com/GeertJohan/go.rice"
"github.com/fchazal/filebrowser/auth"
"github.com/fchazal/filebrowser/settings"
"github.com/fchazal/filebrowser/storage"
"github.com/fchazal/filebrowser/version"
)
func handleWithStaticData(w http.ResponseWriter, _ *http.Request, d *data, box *rice.Box, file, contentType string) (int, error) {
w.Header().Set("Content-Type", contentType)
auther, err := d.store.Auth.Get(d.settings.AuthMethod)
if err != nil {
return http.StatusInternalServerError, err
}
data := map[string]interface{}{
"Name": d.settings.Branding.Name,
"DisableExternal": d.settings.Branding.DisableExternal,
"BaseURL": d.server.BaseURL,
"Version": version.Version,
"StaticURL": path.Join(d.server.BaseURL, "/static"),
"Signup": d.settings.Signup,
"NoAuth": d.settings.AuthMethod == auth.MethodNoAuth,
"AuthMethod": d.settings.AuthMethod,
"LoginPage": auther.LoginPage(),
"CSS": false,
"ReCaptcha": false,
"Theme": d.settings.Branding.Theme,
"EnableThumbs": d.server.EnableThumbnails,
"ResizePreview": d.server.ResizePreview,
"EnableExec": d.server.EnableExec,
}
if d.settings.Branding.Files != "" {
fPath := filepath.Join(d.settings.Branding.Files, "custom.css")
_, err := os.Stat(fPath) //nolint:shadow
if err != nil && !os.IsNotExist(err) {
log.Printf("couldn't load custom styles: %v", err)
}
if err == nil {
data["CSS"] = true
}
}
if d.settings.AuthMethod == auth.MethodJSONAuth {
raw, err := d.store.Auth.Get(d.settings.AuthMethod) //nolint:shadow
if err != nil {
return http.StatusInternalServerError, err
}
auther := raw.(*auth.JSONAuth)
if auther.ReCaptcha != nil {
data["ReCaptcha"] = auther.ReCaptcha.Key != "" && auther.ReCaptcha.Secret != ""
data["ReCaptchaHost"] = auther.ReCaptcha.Host
data["ReCaptchaKey"] = auther.ReCaptcha.Key
}
}
b, err := json.MarshalIndent(data, "", " ")
if err != nil {
return http.StatusInternalServerError, err
}
data["Json"] = string(b)
fileContents, err := box.String(file)
if err != nil {
if err == os.ErrNotExist {
return http.StatusNotFound, err
}
return http.StatusInternalServerError, err
}
index := template.Must(template.New("index").Delims("[{[", "]}]").Parse(fileContents))
err = index.Execute(w, data)
if err != nil {
return http.StatusInternalServerError, err
}
return 0, nil
}
func getStaticHandlers(store *storage.Storage, server *settings.Server) (index, static http.Handler) {
box := rice.MustFindBox("../../frontend/dist")
handler := http.FileServer(box.HTTPBox())
index = handle(func(w http.ResponseWriter, r *http.Request, d *data) (int, error) {
if r.Method != http.MethodGet {
return http.StatusNotFound, nil
}
w.Header().Set("x-xss-protection", "1; mode=block")
return handleWithStaticData(w, r, d, box, "index.html", "text/html; charset=utf-8")
}, "", store, server)
static = handle(func(w http.ResponseWriter, r *http.Request, d *data) (int, error) {
if r.Method != http.MethodGet {
return http.StatusNotFound, nil
}
if d.settings.Branding.Files != "" {
if strings.HasPrefix(r.URL.Path, "img/") {
fPath := filepath.Join(d.settings.Branding.Files, r.URL.Path)
if _, err := os.Stat(fPath); err == nil {
http.ServeFile(w, r, fPath)
return 0, nil
}
} else if r.URL.Path == "custom.css" && d.settings.Branding.Files != "" {
http.ServeFile(w, r, filepath.Join(d.settings.Branding.Files, "custom.css"))
return 0, nil
}
}
if !strings.HasSuffix(r.URL.Path, ".js") {
handler.ServeHTTP(w, r)
return 0, nil
}
return handleWithStaticData(w, r, d, box, r.URL.Path, "application/javascript; charset=utf-8")
}, "/static/", store, server)
return index, static
}