ProjectConfiguration.class.php <?php public function setup() { $this->dispatcher->connect( 'propel.filter_connection_config', array($this, 'filterConnectionConfigEvent') ); } public function filterConnectionConfigEvent($event, $arguments) { if ($slaves = $event['database']->getParameter('slaves')) { if (isset($slaves['dsn'])) { $slaves = $this->mergeConnectionParams($arguments['connection'], $slav