更新产品扩展字段

@@ -103,24 +103,24 @@ class ProductLogic extends  BaseLogic
         //先删除以前的数据
         $extendInfoModel = new ExtendInfo();
         $extendInfoModel->del(['project_id'=>$project_id]);
-        if(!empty($extend)){
-            foreach ($extend as $v){
-                unset($v['title']);
-                if(!empty($v['values'])){
-                    if($v['type'] == 3 || $v['type'] == 4){
-                        if(is_array($v['values'])){
-                            foreach ($v['values'] as $k1=>$v1){
-                                $v1 = str_replace_url($v1);
-                                $v['values'][$k1] = $v1;
-                            }
-                            $v['values'] = json_encode($v['values']);
-                        }
-                    }
-                    $v['project_id'] = $this->user['project_id'];
-                    $v['product_id'] = $project_id;
-                    $extendInfoModel->add($v);
+        if(empty($extend)) {
+            return $this->success();
+        }
+        foreach ($extend as $k => $v){
+            if(empty($v['values'])){
+                unset($extend[$k]);
+            }
+            unset($v['title']);
+            if($v['type'] == 3 || $v['type'] == 4){
+                foreach ($v['values'] as $k1=>$v1){
+                    $v1 = str_replace_url($v1);
+                    $v['values'][$k1] = $v1;
                 }
+                $v['values'] = json_encode($v['values']);
             }
+            $v['project_id'] = $this->user['project_id'];
+            $v['product_id'] = $project_id;
+            $extendInfoModel->add($v);
         }
         return $this->success();
     }