/** * Delete root node * * @param PropelPDO $con Connection to use. * @return boolean Deletion status */ public static function deleteRoot($scopeId = null, PropelPDO $con = null) { if (!self::SCOPE_COL) { $scopeId = null; } $root = sfBreadNavPeer::retrieveRoot($scopeId, $con); if (sfBreadNavPeer::getNumberOfChildren($root) == 1) { return sfBreadNavPeer::deleteNode($root, $con); } else { return false; } }