`before_login_btn` hook + system conf attributes (#7761)

* `before_login_btn` hook + system conf attributes

* phpstan fix

* Refactoring

---------

Co-authored-by: Alexandre Alapetite <alexandre@alapetite.fr>

1 files changed, 8 insertions, 3 deletions

diff --git a/app/Controllers/userController.php b/app/Controllers/userController.php
index 35851fceb..4ce02946b 100644
--- a/app/Controllers/userController.php
+++ b/app/Controllers/userController.php
@@ -54,8 +54,8 @@ class FreshRSS_user_Controller extends FreshRSS_ActionController {
 		}
 
 		foreach ($userConfigUpdated as $configName => $configValue) {
-			if ($configValue !== null) {
-				$userConfig->_param($configName, $configValue);
+			if ($configName !== '' && $configValue !== null) {
+				$userConfig->_attribute($configName, $configValue);
 			}
 		}
 
@@ -624,7 +624,12 @@ class FreshRSS_user_Controller extends FreshRSS_ActionController {
 			return;
 		}
 
-		$userConfig->_param($field, $value);
+		if ($field === '') {
+			Minz_Error::error(400, 'Invalid field name');
+			return;
+		}
+
+		$userConfig->_attribute($field, $value);
 
 		$ok = $userConfig->save();
 		FreshRSS_UserDAO::touch($username);