/**
* Get chosen filters.
*
* @return array
*/
public function getChosenFilters()
{
// parse url
$url = $_SERVER['QUERY_STRING'];
parse_str($url, $query);
$chosen = array();
$term_ancestors = array();
$active_filters = array();
// keyword
if (isset($_GET['keyword'])) {
$keyword = !empty($_GET['keyword']) ? $_GET['keyword'] : '';
$active_filters['keyword'] = $keyword;
}
// orderby
if (isset($_GET['orderby'])) {
$orderby = !empty($_GET['orderby']) ? $_GET['orderby'] : '';
$active_filters['orderby'] = $orderby;
}
foreach ($query as $key => $value) {
// attribute
if (preg_match('/^attr/', $key) && !empty($query[$key])) {
$terms = explode(',', $value);
$new_key = str_replace(array('attra-', 'attro-'), '', $key);
$taxonomy = 'pa_' . $new_key;
if (preg_match('/^attra/', $key)) {
$query_type = 'and';
} else {
$query_type = 'or';
}
$chosen[$taxonomy] = array('terms' => $terms, 'query_type' => $query_type);
foreach ($terms as $term_id) {
$ancestors = wcapf_get_term_ancestors($term_id, $taxonomy);
$term_data = wcapf_get_term_data($term_id, $taxonomy);
$term_ancestors[$key][] = $ancestors;
$active_filters['term'][$key][$term_id] = $term_data->name;
}
}
// category
if (preg_match('/product-cat/', $key) && !empty($query[$key])) {
$terms = explode(',', $value);
$taxonomy = 'product_cat';
if (preg_match('/^product-cata/', $key)) {
$query_type = 'and';
} else {
$query_type = 'or';
}
$chosen[$taxonomy] = array('terms' => $terms, 'query_type' => $query_type);
foreach ($terms as $term_id) {
$ancestors = wcapf_get_term_ancestors($term_id, $taxonomy);
$term_data = wcapf_get_term_data($term_id, $taxonomy);
$term_ancestors[$key][] = $ancestors;
$active_filters['term'][$key][$term_id] = $term_data->name;
}
}
}
// min-price
if (isset($_GET['min-price'])) {
$active_filters['min_price'] = $_GET['min-price'];
}
// max-price
if (isset($_GET['max-price'])) {
$active_filters['max_price'] = $_GET['max-price'];
}
return array('chosen' => $chosen, 'term_ancestors' => $term_ancestors, 'active_filters' => $active_filters);
}
function wcapf_dropdown_sub_terms($sub_term_args, $found, $depth)
{
global $wcapf;
$filtered_product_ids = $wcapf->filteredProductIds();
$unfiltered_product_ids = $wcapf->unfilteredProductIds();
$chosen_filters = $wcapf->getChosenFilters();
extract($sub_term_args);
$html = '';
foreach ($sub_term_ids as $sub_term_id) {
$sub_term_data = wcapf_get_term_data($sub_term_id, $taxonomy);
if ($sub_term_data && $sub_term_data->parent == $parent_term_id) {
$_parent_term_id = $sub_term_data->term_id;
$_parent_term_name = $sub_term_data->name;
// get sub term ids for this term
$_sub_term_ids = wcapf_get_term_childs($_parent_term_id, $taxonomy);
// get product ids for this term
$products_in_term = wcapf_get_term_products($_parent_term_id, $taxonomy);
if ($query_type === 'and') {
// count product ids those are not present in $filtered_product_ids array
$count = sizeof(array_intersect($products_in_term, $filtered_product_ids));
} else {
// count product ids those are present in $unfiltered_product_ids
$count = sizeof(array_intersect($products_in_term, $unfiltered_product_ids));
}
$force_show = false;
if (sizeof($ancestors) > 0) {
if (in_array($_parent_term_id, $ancestors)) {
$force_show = true;
}
}
if ($count > 0 || $force_show === true) {
$found = true;
$selected = in_array($_parent_term_id, $term_ids) ? ' selected="selected"' : '';
if ($show_count === true) {
$html .= '<option value="' . $_parent_term_id . '"' . $selected . ' data-depth="' . $depth . '">' . $_parent_term_name . ' (' . $count . ')</option>';
} else {
$html .= '<option value="' . $_parent_term_id . '"' . $selected . ' data-depth="' . $depth . '">' . $_parent_term_name . '</option>';
}
if ($enable_hierarchy === true && $show_children_only !== true || $show_children_only == true && (in_array($_parent_term_id, $term_ids) || $force_show === true)) {
if (sizeof($_sub_term_ids) > 0) {
$sub_term_args = array('taxonomy' => $taxonomy, 'data_key' => $data_key, 'query_type' => $query_type, 'enable_multiple' => $enable_multiple, 'show_count' => $show_count, 'enable_hierarchy' => $enable_hierarchy, 'show_children_only' => $show_children_only, 'parent_term_id' => $_parent_term_id, 'sub_term_ids' => $_sub_term_ids, 'term_ids' => $term_ids, 'ancestors' => $ancestors);
$results = wcapf_dropdown_sub_terms($sub_term_args, $found, $depth + 1);
$html .= $results['html'];
$found = $results['found'];
}
}
}
}
}
return array('html' => $html, 'found' => $found);
}