'图片上传接口修改'

application/index/controller/Upload.php

@@ -12,15 +12,14 @@ class Upload extends Controller
         $file = request()->file('file');
 
         $fileInfo = $file->getInfo();
-        /*if($fileInfo['size'] > 1024 * 1024 * 2){
+        if($fileInfo['size'] > 1024 * 512 * 2){
             // 上传失败获取错误信息
-            return json( ['code' => -2, 'data' => '', 'msg' => '文件超过2M'] );
-        }*/
+            return json( ['code' => -2, 'data' => '', 'msg' => '文件超过0.5M'] );
+        }
 
         //检测图片格式
-        $ext = explode('.', $fileInfo['name']);
+        $ext = explode('/', $fileInfo['type']);
         $ext = array_pop($ext);
-
         $extArr = explode('|', 'jpg|png|gif|jpeg');
         if(!in_array($ext, $extArr)){
             return json(['code' => -3, 'data' => '', 'msg' => '只能上传jpg|png|gif|jpeg的文件']);