private function restoreActiveStates(Facet $facet, array $activeStates)
{
foreach ($facet->getFilters() as $key => $filter) {
$filter->setActive($activeStates[$key]);
}
return $facet;
}
private function isFilterActive(Facet $facet, $filterLabel)
{
foreach ($facet->getFilters() as $facetFilter) {
if ($facetFilter->getLabel() === $filterLabel) {
return $facetFilter->isActive();
}
}
return false;
}
private function copyFacetFilters(Facet $target, Facet $source)
{
// FIXME: dirty hack, but don't want to touch the Core Facet class at the moment
// -- what it needs is a setFilters() method.
$refl = new ReflectionClass($target);
$filters = $refl->getProperty("filters");
$filters->setAccessible(true);
$filters->setValue($target, $source->getFilters());
}
/**
* Converts a Facet to an array with all necessary
* information for templating.
*
* @param Facet $facet
*
* @return array ready for templating
*/
protected function prepareFacetForTemplate(Facet $facet)
{
$facetsArray = $facet->toArray();
foreach ($facetsArray['filters'] as &$filter) {
$filter['facetLabel'] = $facet->getLabel();
if ($filter['nextEncodedFacets']) {
$filter['nextEncodedFacetsURL'] = $this->updateQueryString(array('q' => $filter['nextEncodedFacets'], 'page' => null));
} else {
$filter['nextEncodedFacetsURL'] = $this->updateQueryString(array('q' => null));
}
}
unset($filter);
return $facetsArray;
}
public function getFacetsFromFacetedSearchFilters(array $facetedSearchFilters)
{
$facets = [];
foreach ($facetedSearchFilters as $facetArray) {
$facet = new Facet();
$facet->setLabel($facetArray['name'])->setMultipleSelectionAllowed(true);
switch ($facetArray['type']) {
case 'category':
case 'quantity':
case 'condition':
case 'manufacturer':
case 'id_attribute_group':
case 'id_feature':
$type = $facetArray['type'];
if ($facetArray['type'] == 'quantity') {
$type = 'availability';
} elseif ($facetArray['type'] == 'id_attribute_group') {
$type = 'attribute_group';
$facet->setProperty('id_attribute_group', $facetArray['id_key']);
} elseif ($facetArray['type'] == 'id_feature') {
$type = 'feature';
$facet->setProperty('id_feature', $facetArray['id_key']);
}
$facet->setType($type);
foreach ($facetArray['values'] as $id => $filterArray) {
$filter = new Filter();
$filter->setType($type)->setLabel($filterArray['name'])->setMagnitude($filterArray['nbr'])->setValue($id);
if (isset($filterArray['color']) && $filterArray['color'] != '') {
$filter->setProperty('color', $filterArray['color']);
}
if (isset($filterArray['url_name']) && $filterArray['url_name'] != '') {
$filter->setProperty('texture', _THEME_COL_DIR_ . $id . '.jpg');
}
$facet->addFilter($filter);
}
break;
case 'weight':
case 'price':
$facet->setType($facetArray['type'])->setProperty('min', $facetArray['min'])->setProperty('max', $facetArray['max'])->setMultipleSelectionAllowed(false)->setProperty('range', true);
foreach ($facetArray['list_of_values'] as $value) {
$filter = new Filter();
$filter->setType($facetArray['type'])->setMagnitude($value['nbr'])->setProperty('symbol', $facetArray['unit'])->setValue(['from' => $value[0], 'to' => $value[1]]);
$facet->addFilter($filter);
}
break;
}
switch ((int) $facetArray['filter_type']) {
case 0:
// checkbox
$facet->setMultipleSelectionAllowed(true);
$facet->setWidgetType('checkboxes');
break;
case 1:
// radio
$facet->setMultipleSelectionAllowed(false);
$facet->setWidgetType('radio-buttons');
break;
case 2:
// drop down
$facet->setMultipleSelectionAllowed(false);
$facet->setWidgetType('dropdown');
break;
}
$facets[] = $facet;
}
return $facets;
}
private function getFilterByLabel(Facet $facet, $label)
{
foreach ($facet->getFilters() as $filter) {
if ($filter->getLabel() === $label) {
return $filter;
}
}
throw new Exception(sprintf('Could not find a filter labelled `%1$s` in the `%2$s` facet containing `%3$s` filters (%4$s).', $label, $facet->getLabel(), count($facet->getFilters()), implode(", ", array_map(function (Filter $f) {
return $f->getLabel();
}, $facet->getFilters()))));
}
public function unserialize($facetsAsString)
{
$urlFragmentSerializer = new URLFragmentSerializer();
$facetsAsArray = $urlFragmentSerializer->unserialize($facetsAsString);
$facets = [];
foreach ($facetsAsArray as $label => $filters) {
$facet = new Facet();
$facet->setLabel($label);
foreach ($filters as $filterLabel) {
$filter = new Filter();
$filter->setLabel($filterLabel)->setActive(true);
$facet->addFilter($filter);
}
$facets[] = $facet;
}
return $facets;
}
