improve array save

plugins/Common.php

@@ -127,6 +127,7 @@ Class Common {
         $shareDirs = self::getMyShareDirs($cellphone, $username);
         if(!empty($shareDirs[$friends_cellphone]) && in_array($share_dir, $shareDirs[$friends_cellphone])) {
             $shareDirs[$friends_cellphone] = array_diff($shareDirs[$friends_cellphone], array($share_dir));
+            $shareDirs[$friends_cellphone] = array_values($shareDirs[$friends_cellphone]);
         }else {
             return true;
         }
@@ -222,9 +223,7 @@ Class Common {
         $dirs_after_delete = $friends_dirs;
         if (in_array($share_dir, $friends_dirs)) {
             $dirs_after_delete = array_diff($friends_dirs, array($share_dir));
-            if (is_object($dirs_after_delete)) {
-                $dirs_after_delete = self::dictToArray($dirs_after_delete);
-            }
+            $dirs_after_delete = array_values($dirs_after_delete);
         }else {
             return true;
         }