Use raw file uploads

build-plugin.sh

@@ -2,7 +2,7 @@
 set -eu
 
 PLUGIN="u-navigator"
-VERSION="2026.06.23.r045"
+VERSION="2026.06.23.r046"
 PKG_DIR="packages"
 WORK_DIR=".plugin-build"
 PKG_NAME="${PLUGIN}-${VERSION}.tgz"

plugin-root/usr/local/emhttp/plugins/u-navigator/api/upload.php

@@ -7,6 +7,31 @@ if (!is_dir($target['path'])) {
     unav_error(400, 'Upload target must be a directory');
 }
 
+if (isset($_GET['relativePath']) || isset($_SERVER['HTTP_X_UNAV_RELATIVE_PATH'])) {
+    $relativeName = (string)($_GET['relativePath'] ?? $_SERVER['HTTP_X_UNAV_RELATIVE_PATH']);
+    $destination = unav_prepare_upload_destination($target['path'], $relativeName);
+    $input = fopen('php://input', 'rb');
+    $output = fopen($destination['path'], 'xb');
+    if (!$input || !$output) {
+        if ($input) {
+            fclose($input);
+        }
+        if ($output) {
+            fclose($output);
+        }
+        unav_error(500, 'Could not open upload stream');
+    }
+    stream_copy_to_stream($input, $output);
+    fclose($input);
+    fclose($output);
+    unav_json([
+        'uploaded' => [[
+            'name' => $destination['relative'],
+            'size' => filesize($destination['path']) ?: 0,
+        ]],
+    ], 201);
+}
+
 $uploaded = [];
 $names = unav_upload_array($_FILES['files']['name'] ?? []);
 $errors = unav_upload_array($_FILES['files']['error'] ?? []);
@@ -17,32 +42,37 @@ foreach ($names as $index => $name) {
         unav_error(400, 'Upload failed');
     }
     $relativeName = $relativePaths[$index] ?? $name;
-    $safeName = unav_upload_safe_relative_path((string)$relativeName);
+    $destination = unav_prepare_upload_destination($target['path'], (string)$relativeName);
+    if (!move_uploaded_file($tmpNames[$index] ?? '', $destination['path'])) {
+        unav_error(500, 'Could not store uploaded file');
+    }
+    $uploaded[] = [
+        'name' => $destination['relative'],
+        'size' => filesize($destination['path']) ?: 0,
+    ];
+}
+
+unav_json(['uploaded' => $uploaded], 201);
+
+function unav_prepare_upload_destination(string $targetPath, string $relativeName): array {
+    $safeName = unav_upload_safe_relative_path($relativeName);
     $relativeParent = dirname($safeName);
     if ($relativeParent !== '.') {
-        $parentCandidate = $target['path'] . '/' . $relativeParent;
-        unav_root_for_real($target['path']);
+        $parentCandidate = $targetPath . '/' . $relativeParent;
+        unav_root_for_real($targetPath);
         if (!is_dir($parentCandidate) && !mkdir($parentCandidate, 0777, true) && !is_dir($parentCandidate)) {
             unav_error(500, 'Could not create upload directory');
         }
     }
-    $destination = unav_destination_path($target['path'] . '/' . $safeName);
+    $destination = unav_destination_path($targetPath . '/' . $safeName);
     if (file_exists($destination['path'])) {
         unav_error(409, 'Destination already exists');
     }
     if (!is_dir(dirname($destination['path']))) {
         unav_error(500, 'Could not create upload directory');
     }
-    if (!move_uploaded_file($tmpNames[$index] ?? '', $destination['path'])) {
-        unav_error(500, 'Could not store uploaded file');
+    return ['path' => $destination['path'], 'relative' => $safeName];
 }
-    $uploaded[] = [
-        'name' => $safeName,
-        'size' => filesize($destination['path']) ?: 0,
-    ];
-}
-
-unav_json(['uploaded' => $uploaded], 201);
 
 function unav_upload_array($value): array {
     if (is_array($value)) {

server/public/app.js

@@ -904,13 +904,21 @@ async function uploadFileList(win, files, targetPath) {
   const uploadItems = normalizeUploadItems(files);
   for (const [index, item] of uploadItems.entries()) {
     recordDebug('upload.file.request', { path: item.path, size: item.file.size, index: index + 1, total: uploadItems.length });
-    const form = new FormData();
-    form.append('files', item.file, item.file.name);
-    form.append('relativePath', item.path);
-    appendCsrf(form);
-    await fetchChecked(apiUrl(`upload.php?path=${encodeURIComponent(targetPath)}`), {
+    const params = new URLSearchParams({
+      path: targetPath,
+      relativePath: item.path
+    });
+    const token = getCsrfToken();
+    if (token) {
+      params.set('csrf_token', token);
+      recordDebug('csrf.attached', { length: token.length });
+    } else {
+      recordDebug('csrf.missing', {});
+    }
+    await fetchChecked(apiUrl(`upload.php?${params.toString()}`), {
       method: 'POST',
-      body: form
+      headers: { 'Content-Type': 'application/octet-stream' },
+      body: item.file
     });
     recordDebug('upload.file.done', { path: item.path, index: index + 1, total: uploadItems.length });
   }

u-navigator.plg

@@ -1,7 +1,7 @@
 <!DOCTYPE PLUGIN [
 <!ENTITY name "u-navigator">
 <!ENTITY author "Michael Roll">
-<!ENTITY version "2026.06.23.r045">
+<!ENTITY version "2026.06.23.r046">
 <!ENTITY package "&name;-&version;.tgz">
 <!ENTITY pluginURL "https://git.casaderoll.de/michael/Unraid-Navigator/raw/branch/main/u-navigator.plg">
 <!ENTITY support "https://git.casaderoll.de/michael/Unraid-Navigator">
@@ -24,7 +24,7 @@
 
 <FILE Name="/boot/config/plugins/&name;/&package;">
 <URL>https://git.casaderoll.de/michael/Unraid-Navigator/raw/branch/main/packages/&package;</URL>
-<MD5>cd3b5a92d7174924985b5d929cb180fe</MD5>
+<MD5>acb81bdc26294c48b2115013cac89015</MD5>
 </FILE>
 
 <FILE Run="/bin/bash">