add

app/Http/Controllers/Admin/Album/NavController.php

@@ -89,8 +89,8 @@ class NavController extends Controller
         //dd($zhi);die;
         if($zhi!=null)
             $data['url'].=$zhi;
-        $data['pic_url'] = $this->formatImgUrl($data['pic_url']);
-        $data['pic_url_active'] = $this->formatImgUrl($data['pic_url_active']);
+        $data['pic_url'] = isset($data['pic_url'])?$this->formatImgUrl($data['pic_url']):$data['pic_url'];
+        $data['pic_url_active'] = isset($data['pic_url_active'])?$this->formatImgUrl($data['pic_url_active']):$data['pic_url_active'];
         $id = $this->repository->create($data);
         if($id) {
             $url[] = array('url'=>U( 'Album/Nav/index'),'title'=>'返回列表');
@@ -137,8 +137,8 @@ class NavController extends Controller
         $zhi = request('zhi');
         //dump($zhi);die;
         $data['url'].=$zhi;
-        $data['pic_url'] = $this->formatImgUrl($data['pic_url']);
-        $data['pic_url_active'] = $this->formatImgUrl($data['pic_url_active']);
+        $data['pic_url'] = isset($data['pic_url'])?$this->formatImgUrl($data['pic_url']):$data['pic_url'];
+        $data['pic_url_active'] = isset($data['pic_url_active'])?$this->formatImgUrl($data['pic_url_active']):$data['pic_url_active'];
         $ok = $this->repository->update(request('id'),$data);
         if($ok) {
             $url[] = array('url'=>U( 'Album/Nav/index'),'title'=>'返回列表');