include PluginManager::$PLUGINS_PATH . '/wallabag/config.php';
}
-if (!isset($GLOBALS['plugins']['WALLABAG_URL'])) {
+if (empty($GLOBALS['plugins']['WALLABAG_URL'])) {
$GLOBALS['plugin_errors'][] = 'Wallabag plugin error: '.
'Please define "$GLOBALS[\'plugins\'][\'WALLABAG_URL\']" '.
'in "plugins/wallabag/config.php" or in your Shaarli config.php file.';