Fix undefined root parameter in Dropbox storage

diff --git a/apps/files_external/lib/dropbox.php b/apps/files_external/lib/dropbox.php
index 11644e4a2c8e16519e69ca7041f23c35262a17c5..cb04e557f8a6b2b3c01a26e0a32330bd3c04cd65 100755 (executable)
--- a/apps/files_external/lib/dropbox.php
+++ b/apps/files_external/lib/dropbox.php
@@ -40,8 +40,8 @@ class Dropbox extends \OC\Files\Storage\Common {
                        && isset($params['token'])
                        && isset($params['token_secret'])
                ) {
-                       $this->id = 'dropbox::'.$params['app_key'] . $params['token']. '/' . $params['root'];
-                       $this->root=isset($params['root'])?$params['root']:'';
+                       $this->root = isset($params['root']) ? $params['root'] : '';
+                       $this->id = 'dropbox::'.$params['app_key'] . $params['token']. '/' . $this->root;
                        $oauth = new \Dropbox_OAuth_Curl($params['app_key'], $params['app_secret']);
                        $oauth->setToken($params['token'], $params['token_secret']);
                        $this->dropbox = new \Dropbox_API($oauth, 'dropbox');