/**
* {@inheritdoc}
*/
public function visit($operator, CriteriaCollection $criteriaCollection)
{
if (!$operator instanceof Operator) {
throw new \Exception('OperatorVisitor accepts only Operator instance');
}
$dqlParts = array();
foreach ($operator->getCriterias() as $criteria) {
if ($criteria instanceof Operator) {
$visitor = new OperatorVisitor();
} elseif ($criteria instanceof Asserter) {
$visitor = new AsserterVisitor();
} else {
throw new \Exception('Not supported');
}
$visitor->visit($criteria, $criteriaCollection);
$dqlParts[] = $visitor->getDql();
}
$this->dql = sprintf('(%s)', implode(' ' . $operator->getType() . ' ', $dqlParts));
}
/**
* @param QueryBuilder $qb qb
*/
protected function filterCriterias($qb)
{
if ($this->criterias instanceof Operator) {
$visitor = new OperatorVisitor();
} elseif ($this->criterias instanceof Asserter) {
$visitor = new AsserterVisitor();
}
$criteriaCollection = new CriteriaCollection();
$visitor->visit($this->criterias, $criteriaCollection);
$parameters = array();
foreach ($criteriaCollection as $criteria) {
$parameters = array_merge($criteria->getParameters(), $parameters);
$aliasNumber = $criteria->getAliasNumber();
switch ($criteria->getLocation()) {
case 'timeline':
$timelineKey = sprintf('timeline%s', $aliasNumber);
$qb->leftJoin('action.timelines', $timelineKey, Expr\Join::WITH, $criteria->getDql());
break;
case 'actionComponent':
$actionComponentKey = sprintf('actionComponent%s', $aliasNumber);
$qb->leftJoin('action.actionComponents', $actionComponentKey, Expr\Join::WITH, $criteria->getDql());
break;
case 'component':
$actionComponentKey = sprintf('actionComponent%s', $aliasNumber);
$componentKey = sprintf('component%s', $aliasNumber);
$qb->leftJoin('action.actionComponents', $actionComponentKey)->leftJoin(sprintf('%s.component', $actionComponentKey), $componentKey, Expr\Join::WITH, $criteria->getDql());
break;
}
}
$qb->andWhere($visitor->getDql());
foreach ($parameters as $key => $value) {
$qb->setParameter($key, $value);
}
}