public function testCreate_multijoin()
{
$qb = $this->em->createQueryBuilder()->select('p, c')->from('Product', 'p')->join('p.category', 'c')->join('c.parent', 'cp');
$fieldMapping = ['p.name', 'c.name', 'cp.name'];
$propertyPathMapping = $this->factory->createPropertyPathMapping($qb, $fieldMapping);
$this->assertEquals(['name', 'category.name', 'category.parent.name'], $propertyPathMapping);
}
/**
* @param Request $request
* @return DataSet
*/
public function createDataSet(Request $request)
{
$dataSet = new DataSet();
$paginatorTotal = $this->createPaginator();
$dataSet->numberOfTotalRecords = $paginatorTotal->count();
// Add filters
$where = [];
foreach ($request->columnFilters as $column => $filter) {
$fieldName = $this->columnMapping[$column];
/**
* @todo refactor handling of composite/aggregate fields
*/
if (count(explode(".", $fieldName)) == 1) {
$fieldName = $this->retrieveExpressionByFieldName($fieldName);
}
// Treat '|' as OR and '~' for date ranges
if (false !== strpos($filter, '|')) {
$possibleValues = explode('|', $filter);
$orX = [];
foreach ($possibleValues as $value) {
$paramName = ':datatables_' . $this->qb->getParameters()->count();
$this->qb->setParameter($paramName, $value);
$orX[] = $this->qb->expr()->eq($fieldName, $paramName);
}
$where[] = call_user_func_array([$this->qb->expr(), 'orX'], $orX);
} elseif (preg_match('/^(\\d{2})-(\\d{2})-(\\d{4})~(\\d{2})-(\\d{2})-(\\d{4})$/', $filter)) {
$dates = explode('~', $filter);
$paramName = ':datatables_' . $this->qb->getParameters()->count();
$this->qb->setParameter($paramName, \DateTime::createFromFormat('d-m-Y', $dates[0]));
$where[] = $this->qb->expr()->gte($fieldName, $paramName);
$paramName = ':datatables_' . $this->qb->getParameters()->count();
$this->qb->setParameter($paramName, \DateTime::createFromFormat('d-m-Y', $dates[1]));
$where[] = $this->qb->expr()->lte($fieldName, $paramName);
} else {
if (false !== strpos($filter, '~')) {
continue;
}
$paramName = ':datatables_' . $this->qb->getParameters()->count();
$this->qb->setParameter($paramName, "%{$filter}%");
$where[] = $this->qb->expr()->like($fieldName, $paramName);
}
}
if (count($where) > 0) {
$this->qb->andWhere(call_user_func_array([$this->qb->expr(), 'andX'], $where));
}
// Add sorting
foreach ($request->columnSorts as $column => $direction) {
$this->qb->addOrderBy($this->columnMapping[$column], $direction);
}
$this->qb->setFirstResult($request->displayStart);
$this->qb->setMaxResults($request->displayLength);
$paginatorFiltered = $this->createPaginator();
$dataSet->numberOfFilteredRecords = $paginatorFiltered->count();
$dataSet->data = [];
$propertyPathMappingFactory = new PropertyPathMappingFactory();
$propertyPathMapping = $propertyPathMappingFactory->createPropertyPathMapping($this->qb, $this->columnMapping, $this->propertyPathMapping);
foreach ($paginatorFiltered->getIterator() as $item) {
$dataSet->data[] = $this->buildRow($item, $propertyPathMapping);
}
return $dataSet;
}