public function deleteAction()
{
if ($this->getRequest()->isGet()) {
$id = (int) $this->getRequest()->getParam('id');
$aliasesPersistency = new PBX_ExpressionAliases();
if ($aliasesPersistency->fetchRow('id_alias_expression = ' . $id) !== null) {
$aliasesPersistency->delete($id);
}
$this->_redirect($this->getRequest()->getControllerName());
}
}
