/**
* Modifies a WP_Query's post results by using Lift search to get the post
* ids and returning the associated posts. WP_Query is updated to reflect the
* counts returned from the Lift search
* @param array $posts
* @param WP_Query $wp_query
* @return array $posts
*/
public static function _filter_posts_results($posts, $wp_query)
{
$lift_query = Lift_WP_Query::GetInstance($wp_query);
if ($lift_query->has_valid_result()) {
return $lift_query->get_posts();
}
return $posts;
}
/**
* Lift_Search_Form constructor.
*/
private function __construct($wp_query)
{
$this->lift_query = Lift_WP_Query::GetInstance($wp_query);
$this->fields = apply_filters('lift_form_filters', array(), $this);
}
/**
* Returns an array of selectable filter items
* @param Lift_WP_Query $lift_query
* @return array
*/
protected function getControlItems($lift_query)
{
$facets = $lift_query->get_facets();
if (empty($facets[$this->field->getName()])) {
return array();
}
$my_facets = $facets[$this->field->getName()];
$items = array();
$selectedFound = false;
$current_request = $this->field->bqToRequest($this->field->wpToBooleanQuery($lift_query->wp_query->query_vars));
//$current_request = array_map( 'arrayify', $current_request );
foreach ($my_facets as $bq_value => $count) {
$facet_request_vars = $this->field->bqToRequest($this->field->getName() . ':' . $bq_value);
$facet_wp_vars = $this->field->requestToWP($facet_request_vars);
//determine if this item is selected by comparing the relative request vars to this query
//we're assuming that these don't go further than 1 level deep
$selected = 0 === count(array_diff_semi_assoc_recursive($facet_request_vars, $current_request));
if ($selected) {
$selectedFound = true;
}
$label = $this->field->wpToLabel($facet_wp_vars);
if ($count) {
$label = sprintf('%1$s (%2$d)', $label, $count);
}
$item = (object) array('selected' => $selected, 'value' => $facet_request_vars, 'label' => $label);
$items[] = $item;
}
if (!$selectedFound) {
$selectedBq = $this->field->wpToBooleanQuery($lift_query->wp_query->query_vars);
if ($selectedBq) {
$items[] = (object) array('selected' => true, 'value' => $this->field->bqToRequest($selectedBq), 'label' => sprintf('%1$s (%2$d)', $this->field->wpToLabel($lift_query->wp_query->query_vars), $lift_query->wp_query->found_posts));
}
}
return $items;
}