/**
* Returns the stored list of facets for the last search
*
* @param array $filter Array of field => on-screen description listing
* all of the desired facet fields; set to null to get all configured values.
*
* @return array Facets data arrays
*/
public function getFacetList($filter = null)
{
// Make sure we have processed the search before proceeding:
if (is_null($this->user)) {
$this->performAndProcessSearch();
}
// If there is no filter, we'll use all facets as the filter:
if (is_null($filter)) {
$filter = $this->getParams()->getFacetConfig();
}
// Start building the facet list:
$retVal = [];
// Loop through every requested field:
$validFields = array_keys($filter);
foreach ($validFields as $field) {
if (!isset($this->facets[$field])) {
$this->facets[$field] = ['label' => $this->getParams()->getFacetLabel($field), 'list' => []];
switch ($field) {
case 'tags':
if ($this->list) {
$tags = $this->list->getTags();
} else {
$tags = $this->user ? $this->user->getTags() : [];
}
foreach ($tags as $tag) {
$this->facets[$field]['list'][] = ['value' => $tag->tag, 'displayText' => $tag->tag, 'count' => $tag->cnt, 'isApplied' => $this->getParams()->hasFilter("{$field}:" . $tag->tag)];
}
break;
}
}
if (isset($this->facets[$field])) {
$retVal[$field] = $this->facets[$field];
}
}
return $retVal;
}
