/**
* Resolves tableHeaders and additional filters into a single array of
* Zend ElementInterface forms
*
* @return ElementInterface[]
*/
protected function getFilterElements()
{
$elements = array();
// Get all filters that can be placed above a header
foreach ($this->tableHeaders as $tableHeader) {
$filter = $tableHeader->getFilter();
// Are you a extra configured filter, good we'll call you directly
if (!is_null($filter->getInstance())) {
$filterElement = $filter->getInstance()->getFilterElement();
$filterElement->setName('search[' . $filterElement->getName() . ']');
$elements[] = $filterElement;
continue;
}
// No filter instance has been configured, create a new FormElement throughout the strategy resolver
$dataType = $tableHeader->getDataType();
if ($this->tableModel->getPrefetchedValuesByName($tableHeader->getName())) {
$dataType = "Array";
}
$filterName = 'search[' . $filter->getName() . ']';
$element = $this->dataStrategyResolver->displayFilterForDataType($filterName, $dataType);
$this->setElementCurrentValue($element, $tableHeader->getSafeName());
if ($dataType == "Array") {
$this->setElementValues($element, $tableHeader->getName());
}
$elements[] = $element;
}
// Append additional filters
foreach ($this->additionalFilters as $filter) {
$filterElement = $filter->getInstance()->getFilterElement($filter);
$filterElement->setName('search[' . $filterElement->getName() . ']');
$elements[] = $filterElement;
continue;
}
return $elements;
}
