文件下载

application/index/controller/News.php

@@ -206,17 +206,17 @@ class News extends Basic
      *
      */
     public function downloadFile() {
-
-        if (empty($this->params['file_id'])) {
-            echo "<script>alert('文件不存在')</script>";
+        // $this->params['file_id'] = 142;
+        if (!isset($this->params['file_id']) ) {
+            return $this->response(101, "Id is null.");
         }
-        $field = 'id,file_name,annex_file_name';
+
+        $field = 'id,file_name,file_former_name';
         $where['status'] = 0;
         $where['id']     = $this->params['file_id'];
         $m_file = new SFile();
         $data = $m_file->getFileById($field, $where);
 
-
         $file_name = $data['file_name'];
         $file_former_name = $data['file_former_name'];