/**
* Renders facets selected by the user.
*
* @return string rendered selected facets subpart
*/
protected function renderUsedFacets()
{
$template = clone $this->parentPlugin->getTemplate();
$template->workOnSubpart('used_facets');
$query = $this->search->getQuery();
$queryLinkBuilder = GeneralUtility::makeInstance('ApacheSolrForTypo3\\Solr\\Query\\LinkBuilder', $this->search->getQuery());
/* @var $queryLinkBuilder LinkBuilder */
$queryLinkBuilder->setLinkTargetPageId($this->parentPlugin->getLinkTargetPageId());
// URL parameters added to facet URLs may not need to be added to the facets reset URL
$facetLinkUrlParameters = $this->configuration->getSearchFacetingFacetLinkUrlParametersAsArray();
$useForFacetResetLink = $this->configuration->getSearchFacetingFacetLinkUrlParametersUseForFacetResetLinkUrl();
if (count($facetLinkUrlParameters) > 0 && $useForFacetResetLink) {
$addedUrlParameterKeys = array_keys($facetLinkUrlParameters);
foreach ($addedUrlParameterKeys as $addedUrlParameterKey) {
if (GeneralUtility::isFirstPartOfStr($addedUrlParameterKey, 'tx_solr')) {
$addedUrlParameterKey = substr($addedUrlParameterKey, 8, -1);
$queryLinkBuilder->addUnwantedUrlParameter($addedUrlParameterKey);
}
}
}
$resultParameters = GeneralUtility::_GET('tx_solr');
$filterParameters = array();
if (isset($resultParameters['filter'])) {
$filterParameters = (array) array_map('urldecode', $resultParameters['filter']);
}
$facetsInUse = array();
foreach ($filterParameters as $filter) {
// only split by the first ":" to allow the use of colons in the filter value
list($filterName, $filterValue) = explode(':', $filter, 2);
$facetConfiguration = $this->configuration->getSearchFacetingFacetByName($filterName);
// don't render facets that should not be included in used facets
if (isset($facetConfiguration['includeInUsedFacets']) && $facetConfiguration['includeInUsedFacets'] == '0') {
continue;
}
$usedFacetRenderer = GeneralUtility::makeInstance('ApacheSolrForTypo3\\Solr\\Facet\\UsedFacetRenderer', $filterName, $filterValue, $filter, $this->parentPlugin->getTemplate(), $query);
$usedFacetRenderer->setLinkTargetPageId($this->parentPlugin->getLinkTargetPageId());
$facetToRemove = $usedFacetRenderer->render();
$facetsInUse[] = $facetToRemove;
}
$template->addLoop('facets_in_use', 'remove_facet', $facetsInUse);
$template->addVariable('remove_all_facets', array('url' => $queryLinkBuilder->getQueryUrl(array('filter' => array())), 'text' => '###LLL:faceting_removeAllFilters###'));
$content = '';
if (count($facetsInUse)) {
$content = $template->render();
}
return $content;
}
