add image cache clean

themes/beauty/controller/SiteController.php

@@ -283,6 +283,19 @@ Class SiteController extends Controller {
 
                     unlink("{$cacheDir}{$file}");
                 }
+
+                //删除图片缓存: image/
+                $imgCacheDir = "{$cacheDir}image/";
+                if (is_dir($imgCacheDir)) {
+                    $files = scandir($imgCacheDir);
+                    foreach($files as $file) {
+                        if (!preg_match('/\.json$/i', $file)) {continue;}
+
+                        unlink("{$imgCacheDir}{$file}");
+                    }
+
+                    rmdir($imgCacheDir);
+                }
             }
         }catch(Exception $e) {
             $code = 0;