diff --git a/extend/catcher/CatchUpload.php b/extend/catcher/CatchUpload.php
index 01b3d4d..72b9caf 100644
--- a/extend/catcher/CatchUpload.php
+++ b/extend/catcher/CatchUpload.php
@@ -2,6 +2,9 @@
 namespace catcher;
 
 use catchAdmin\system\model\Attachments;
+use catcher\exceptions\FailedException;
+use catcher\exceptions\ValidateFailedException;
+use think\exception\ValidateException;
 use think\facade\Filesystem;
 use think\file\UploadedFile;
 
@@ -45,20 +48,50 @@ class CatchUpload
    * upload files
    *
    * @param UploadedFile $file
-   * @return array
+   * @return string
    * @author JaguarJack
    * @email njphper@gmail.com
    * @time 2020/1/25
    */
-    public function upload(UploadedFile $file): array
+    public function upload(UploadedFile $file): string
     {
         $path = Filesystem::disk($this->getDriver())->putFile($this->getPath(), $file);
 
         if ($path) {
-            Attachments::create(array_merge(['path' => $path], $this->data($file)));
+            $url = Utils::getCloudDomain($this->getDriver()) . $path;
+
+            Attachments::create(array_merge([
+                'path' => $path,
+                'url'  => $url,
+            ], $this->data($file)));
+
+            return $url;
         }
 
-        return ['path' => Utils::getCloudDomain($this->getDriver()) . $path];
+        throw new FailedException('Upload Failed, Try Again!');
+    }
+
+    /**
+     * 多文件上传
+     *
+     * @author JaguarJack
+     * @email njphper@gmail.com
+     * @time 2020/2/1
+     * @param $attachments
+     * @return array|string
+     */
+    public function multiUpload($attachments)
+    {
+        if (!is_array($attachments)) {
+            return $this->upload($attachments);
+        }
+
+        $paths = [];
+        foreach ($attachments as $attachment) {
+            $paths[] = $this->upload($attachment);
+        }
+
+        return $paths;
     }
 
     /**
@@ -133,9 +166,49 @@ class CatchUpload
         return [
             'file_size' => $file->getSize(),
             'mime_type' => $file->getMime(),
-            'file_ext' => $file->getExtension(),
+            'file_ext' => $file->getOriginalExtension(),
             'filename' => $file->getOriginalName(),
             'driver'  => $this->getDriver(),
         ];
     }
+
+    /**
+     * 验证图片
+     *
+     * @author JaguarJack
+     * @email njphper@gmail.com
+     * @time 2020/2/1
+     * @param array $images
+     * @return $this
+     */
+    public function checkImages(array $images)
+    {
+        try {
+            validate(['image' => config('catch.upload.image')])->check($images);
+        } catch (ValidateException $e) {
+            throw new ValidateFailedException($e->getMessage());
+        }
+
+        return $this;
+    }
+
+    /**
+     * 验证文件
+     *
+     * @author JaguarJack
+     * @email njphper@gmail.com
+     * @time 2020/2/1
+     * @param array $files
+     * @return $this
+     */
+    public function checkFiles(array $files)
+    {
+        try {
+            validate(['file' => config('catch.upload.file')])->check($files);
+        } catch (ValidateException $e) {
+            throw new ValidateFailedException($e->getMessage());
+        }
+
+        return $this;
+    }
 }