From 16a484a14220604cfbbe5d2793de77d91b40c6ee Mon Sep 17 00:00:00 2001
From: cangui <canguijc@gmail.com>
Date: Fri, 20 Jun 2025 18:20:39 +0200
Subject: [PATCH] up

---
 renders/renders.go | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

diff --git a/renders/renders.go b/renders/renders.go
index f941a3c..4f8fd18 100644
--- a/renders/renders.go
+++ b/renders/renders.go
@@ -661,21 +661,27 @@ func StreamHandler(w http.ResponseWriter, r *http.Request) {
     renderTemplate(w, "folders", data)
 }
 func DetailHandler(w http.ResponseWriter, r *http.Request) {
-	base := "/app/uploads"
-	rel := r.URL.Query().Get("path")
+    base := "/app/uploads"
+    rel := r.URL.Query().Get("path")
 
-	// Nettoyage : retirer un éventuel slash au début
-	rel = strings.TrimPrefix(rel, "/")
+    // On sécurise : supprime les éventuels chemins relatifs
+    rel = filepath.Clean("/" + rel)  // ça supprime .. etc.
+    rel = strings.TrimPrefix(rel, "/")
 
-	absPath := filepath.Join(base, rel)
-	fmt.Println("PATH demandé:", rel)
-	fmt.Println("Chemin complet:", filepath.Join(base, rel))
+    absPath := filepath.Join(base, rel)
+
+    info, err := os.Stat(absPath)
+    if err != nil {
+        http.NotFound(w, r)
+        return
+    }
+
+    // Protection : vérifier qu'on reste bien dans base
+    if !strings.HasPrefix(absPath, base) {
+        http.NotFound(w, r)
+        return
+    }
 
-	info, err := os.Stat(absPath)
-	if err != nil {
-		http.NotFound(w, r)
-		return
-	}
     entry := Entry{
         Name:    info.Name(),
         Path:    rel,
@@ -683,7 +689,7 @@ func DetailHandler(w http.ResponseWriter, r *http.Request) {
         ModTime: info.ModTime(),
         Size:    info.Size(),
     }
-    // Toujours partial HTMX
+
     renderPartial(w, "_file_detail", map[string]interface{}{
         "Entry": entry,
     })
@@ -694,6 +700,7 @@ func DetailHandler(w http.ResponseWriter, r *http.Request) {
 
 
 
+
 func renderPartial(w http.ResponseWriter, templ string, data map[string]interface{}) {
     // Exécute directement le define `<templ>.pages.tmpl`
     if err := templates.ExecuteTemplate(w, templ+".pages.tmpl", data); err != nil {