/**
* Output widget.
*
* @see WP_Widget
*
* @param array $args
* @param array $instance
*/
public function widget($args, $instance)
{
if (!is_post_type_archive('product') && !is_tax(get_object_taxonomies('product'))) {
return;
}
$_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes();
$min_price = isset($_GET['min_price']) ? wc_clean($_GET['min_price']) : 0;
$max_price = isset($_GET['max_price']) ? wc_clean($_GET['max_price']) : 0;
$min_rating = isset($_GET['min_rating']) ? absint($_GET['min_rating']) : 0;
if (0 < count($_chosen_attributes) || 0 < $min_price || 0 < $max_price || 0 < $min_rating) {
$this->widget_start($args, $instance);
echo '<ul>';
// Attributes
if (!empty($_chosen_attributes)) {
foreach ($_chosen_attributes as $taxonomy => $data) {
foreach ($data['terms'] as $term_slug) {
if (!($term = get_term_by('slug', $term_slug, $taxonomy))) {
continue;
}
$filter_name = 'filter_' . sanitize_title(str_replace('pa_', '', $taxonomy));
$current_filter = isset($_GET[$filter_name]) ? explode(',', wc_clean($_GET[$filter_name])) : array();
$current_filter = array_map('sanitize_title', $current_filter);
$new_filter = array_diff($current_filter, array($term_slug));
$link = remove_query_arg(array('add-to-cart', $filter_name));
if (sizeof($new_filter) > 0) {
$link = add_query_arg($filter_name, implode(',', $new_filter), $link);
}
echo '<li class="chosen"><a title="' . esc_attr__('Remove filter', 'woocommerce') . '" href="' . esc_url($link) . '">' . esc_html($term->name) . '</a></li>';
}
}
}
if ($min_price) {
$link = remove_query_arg('min_price');
echo '<li class="chosen"><a title="' . esc_attr__('Remove filter', 'woocommerce') . '" href="' . esc_url($link) . '">' . sprintf(__('Min %s', 'woocommerce'), wc_price($min_price)) . '</a></li>';
}
if ($max_price) {
$link = remove_query_arg('max_price');
echo '<li class="chosen"><a title="' . esc_attr__('Remove filter', 'woocommerce') . '" href="' . esc_url($link) . '">' . sprintf(__('Max %s', 'woocommerce'), wc_price($max_price)) . '</a></li>';
}
if ($min_rating) {
$link = remove_query_arg('min_rating');
echo '<li class="chosen"><a title="' . esc_attr__('Remove filter', 'woocommerce') . '" href="' . esc_url($link) . '">' . sprintf(__('Rated %s and above', 'woocommerce'), $min_rating) . '</a></li>';
}
echo '</ul>';
$this->widget_end($args);
}
}
/**
* Get current page URL for layered nav items.
* @return string
*/
protected function get_page_base_url()
{
if (defined('SHOP_IS_ON_FRONT')) {
$link = home_url();
} elseif (is_post_type_archive('product') || is_page(wc_get_page_id('shop'))) {
$link = get_post_type_archive_link('product');
} else {
$link = get_term_link(get_query_var('term'), get_query_var('taxonomy'));
}
// Min/Max
if (isset($_GET['min_price'])) {
$link = add_query_arg('min_price', wc_clean($_GET['min_price']), $link);
}
if (isset($_GET['max_price'])) {
$link = add_query_arg('max_price', wc_clean($_GET['max_price']), $link);
}
// Orderby
if (isset($_GET['orderby'])) {
$link = add_query_arg('orderby', wc_clean($_GET['orderby']), $link);
}
/**
* Search Arg.
* To support quote characters, first they are decoded from " entities, then URL encoded.
*/
if (get_search_query()) {
$link = add_query_arg('s', rawurlencode(htmlspecialchars_decode(get_search_query())), $link);
}
// Post Type Arg
if (isset($_GET['post_type'])) {
$link = add_query_arg('post_type', wc_clean($_GET['post_type']), $link);
}
// All current filters
if ($_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes()) {
foreach ($_chosen_attributes as $name => $data) {
$filter_name = sanitize_title(str_replace('pa_', '', $name));
if (!empty($data['terms'])) {
$link = add_query_arg('filter_' . $filter_name, implode(',', $data['terms']), $link);
}
if ('or' == $data['query_type']) {
$link = add_query_arg('query_type_' . $filter_name, 'or', $link);
}
}
}
return $link;
}
/**
* Output widget.
*
* @see WP_Widget
*
* @param array $args
* @param array $instance
*/
public function widget($args, $instance)
{
global $wp, $wp_the_query;
if (!is_post_type_archive('product') && !is_tax(get_object_taxonomies('product'))) {
return;
}
if (!$wp_the_query->post_count) {
return;
}
// Remember current filters/search
if ('' == get_option('permalink_structure')) {
$link_url = remove_query_arg(array('page', 'paged'), add_query_arg($wp->query_string, '', home_url($wp->request)));
} else {
$link_url = preg_replace('%\\/page/[0-9]+%', '', home_url(trailingslashit($wp->request)));
}
if (get_search_query()) {
$link_url = add_query_arg('s', get_search_query(), $link_url);
}
if (!empty($_GET['post_type'])) {
$link_url = add_query_arg('post_type', urlencode($_GET['post_type']), $link_url);
}
if (!empty($_GET['product_cat'])) {
$link_url = add_query_arg('product_cat', urlencode($_GET['product_cat']), $link_url);
}
if (!empty($_GET['product_tag'])) {
$link_url = add_query_arg('product_tag', urlencode($_GET['product_tag']), $link_url);
}
if (!empty($_GET['orderby'])) {
$link_url = add_query_arg('orderby', urlencode($_GET['orderby']), $link_url);
}
if ($_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes()) {
foreach ($_chosen_attributes as $attribute => $data) {
$taxonomy_filter = 'filter_' . str_replace('pa_', '', $attribute);
$link_url = add_query_arg($taxonomy_filter, urlencode(implode(',', $data['terms'])), $link_url);
if ('or' == $data['query_type']) {
$link_url = add_query_arg(str_replace('pa_', 'query_type_', $attribute), 'or', $link_url);
}
}
}
// Find min and max price in current result set
$prices = $this->get_filtered_price();
$min = floor($prices->min_price);
$max = ceil($prices->max_price);
if ($min === $max) {
return;
}
$this->widget_start($args, $instance);
/**
* Adjust max if the store taxes are not displayed how they are stored.
* Min is left alone because the product may not be taxable.
* Kicks in when prices excluding tax are displayed including tax.
*/
if (wc_tax_enabled() && 'incl' === get_option('woocommerce_tax_display_shop') && !wc_prices_include_tax()) {
$tax_classes = array_merge(array(''), WC_Tax::get_tax_classes());
$class_max = $max;
foreach ($tax_classes as $tax_class) {
if ($tax_rates = WC_Tax::get_rates($tax_class)) {
$class_max = $max + WC_Tax::get_tax_total(WC_Tax::calc_exclusive_tax($max, $tax_rates));
}
}
$max = $class_max;
}
$minprice = isset($_GET['min_price']) ? esc_attr($_GET['min_price']) : '';
$maxprice = isset($_GET['max_price']) ? esc_attr($_GET['max_price']) : '';
$output = '';
$min_price = 0;
$range_size = intval($instance['range_size']);
$max_ranges = intval($instance['max_ranges']) - 1;
$count = 0;
if (strlen($minprice) > 0) {
$output .= '<li><a href="' . esc_url($link_url) . '">' . esc_html__('All', 'cruxstore') . '</a></li>';
} else {
$output .= '<li class="selected">' . esc_html__('All', 'cruxstore') . '</li>';
}
while ($count <= $max_ranges) {
$step = $min_price;
$min_price += $range_size;
if ($count != $max_ranges) {
if ($min_price > $max) {
$min_price = $max;
}
$link = add_query_arg(array('min_price' => $step, 'max_price' => $min_price), $link_url);
$price_text = wc_price($step) . ' - ' . wc_price($min_price);
} else {
$link = add_query_arg(array('min_price' => $step, 'max_price' => $max), $link_url);
$price_text = wc_price($step) . '+';
}
if ($step == $minprice && $min_price == $maxprice) {
$output .= '<li class="selected">' . $price_text . '</li>';
} else {
$output .= '<li><a href="' . esc_url($link) . '">' . $price_text . '</a></li>';
}
$count++;
if ($min_price == $max) {
break;
}
}
printf('<ul>%s</ul>', $output);
$this->widget_end($args);
}
/**
* is_filtered - Returns true when filtering products using layered nav or price sliders.
* @return bool
*/
function is_filtered()
{
return apply_filters('woocommerce_is_filtered', sizeof(WC_Query::get_layered_nav_chosen_attributes()) > 0 || isset($_GET['max_price']) || isset($_GET['min_price']) || isset($_GET['min_rating']));
}
/**
* Output widget.
*
* @see WP_Widget
*
* @param array $args
* @param array $instance
*/
public function widget($args, $instance)
{
global $wp, $wp_the_query;
if (!is_post_type_archive('product') && !is_tax(get_object_taxonomies('product'))) {
return;
}
if (!$wp_the_query->post_count) {
return;
}
$min_price = isset($_GET['min_price']) ? esc_attr($_GET['min_price']) : '';
$max_price = isset($_GET['max_price']) ? esc_attr($_GET['max_price']) : '';
wp_enqueue_script('wc-price-slider');
// Remember current filters/search
$fields = '';
if (get_search_query()) {
$fields .= '<input type="hidden" name="s" value="' . get_search_query() . '" />';
}
if (!empty($_GET['post_type'])) {
$fields .= '<input type="hidden" name="post_type" value="' . esc_attr($_GET['post_type']) . '" />';
}
if (!empty($_GET['product_cat'])) {
$fields .= '<input type="hidden" name="product_cat" value="' . esc_attr($_GET['product_cat']) . '" />';
}
if (!empty($_GET['product_tag'])) {
$fields .= '<input type="hidden" name="product_tag" value="' . esc_attr($_GET['product_tag']) . '" />';
}
if (!empty($_GET['orderby'])) {
$fields .= '<input type="hidden" name="orderby" value="' . esc_attr($_GET['orderby']) . '" />';
}
if (!empty($_GET['min_rating'])) {
$fields .= '<input type="hidden" name="min_rating" value="' . esc_attr($_GET['min_rating']) . '" />';
}
if ($_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes()) {
foreach ($_chosen_attributes as $attribute => $data) {
$taxonomy_filter = 'filter_' . str_replace('pa_', '', $attribute);
$fields .= '<input type="hidden" name="' . esc_attr($taxonomy_filter) . '" value="' . esc_attr(implode(',', $data['terms'])) . '" />';
if ('or' == $data['query_type']) {
$fields .= '<input type="hidden" name="' . esc_attr(str_replace('pa_', 'query_type_', $attribute)) . '" value="or" />';
}
}
}
// Find min and max price in current result set
$prices = $this->get_filtered_price();
$min = floor($prices->min_price);
$max = ceil($prices->max_price);
if ($min === $max) {
return;
}
$this->widget_start($args, $instance);
if ('' === get_option('permalink_structure')) {
$form_action = remove_query_arg(array('page', 'paged'), add_query_arg($wp->query_string, '', home_url($wp->request)));
} else {
$form_action = preg_replace('%\\/page/[0-9]+%', '', home_url(trailingslashit($wp->request)));
}
/**
* Adjust max if the store taxes are not displayed how they are stored.
* Min is left alone because the product may not be taxable.
* Kicks in when prices excluding tax are displayed including tax.
*/
if (wc_tax_enabled() && 'incl' === get_option('woocommerce_tax_display_shop') && !wc_prices_include_tax()) {
$tax_classes = array_merge(array(''), WC_Tax::get_tax_classes());
$class_max = $max;
foreach ($tax_classes as $tax_class) {
if ($tax_rates = WC_Tax::get_rates($tax_class)) {
$class_max = $max + WC_Tax::get_tax_total(WC_Tax::calc_exclusive_tax($max, $tax_rates));
}
}
$max = $class_max;
}
echo '<form method="get" action="' . esc_url($form_action) . '">
<div class="price_slider_wrapper">
<div class="price_slider" style="display:none;"></div>
<div class="price_slider_amount">
<input type="text" id="min_price" name="min_price" value="' . esc_attr($min_price) . '" data-min="' . esc_attr(apply_filters('woocommerce_price_filter_widget_min_amount', $min)) . '" placeholder="' . esc_attr__('Min price', 'woocommerce') . '" />
<input type="text" id="max_price" name="max_price" value="' . esc_attr($max_price) . '" data-max="' . esc_attr(apply_filters('woocommerce_price_filter_widget_max_amount', $max)) . '" placeholder="' . esc_attr__('Max price', 'woocommerce') . '" />
<button type="submit" class="button">' . __('Filter', 'woocommerce') . '</button>
<div class="price_label" style="display:none;">
' . __('Price:', 'woocommerce') . ' <span class="from"></span> — <span class="to"></span>
</div>
' . $fields . '
<div class="clear"></div>
</div>
</div>
</form>';
$this->widget_end($args);
}
/**
* Show list based layered nav.
*
* @param array $terms
* @param string $taxonomy
* @param string $query_type
* @return bool Will nav display?
*/
protected function layered_nav_list($terms, $taxonomy, $query_type)
{
// List display
echo '<ul>';
$term_counts = $this->get_filtered_term_product_counts(wp_list_pluck($terms, 'term_id'), $taxonomy, $query_type);
$_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes();
$found = false;
foreach ($terms as $term) {
$current_values = isset($_chosen_attributes[$taxonomy]['terms']) ? $_chosen_attributes[$taxonomy]['terms'] : array();
$option_is_set = in_array($term->slug, $current_values);
$count = isset($term_counts[$term->term_id]) ? $term_counts[$term->term_id] : 0;
// Skip the term for the current archive
if ($this->get_current_term_id() === $term->term_id) {
continue;
}
// Only show options with count > 0
if (0 < $count) {
$found = true;
} elseif (0 === $count && !$option_is_set) {
continue;
}
$filter_name = 'filter_' . sanitize_title(str_replace('pa_', '', $taxonomy));
$current_filter = isset($_GET[$filter_name]) ? explode(',', wc_clean($_GET[$filter_name])) : array();
$current_filter = array_map('sanitize_title', $current_filter);
if (!in_array($term->slug, $current_filter)) {
$current_filter[] = $term->slug;
}
$link = $this->get_page_base_url($taxonomy);
// Add current filters to URL.
foreach ($current_filter as $key => $value) {
// Exclude query arg for current term archive term
if ($value === $this->get_current_term_slug()) {
unset($current_filter[$key]);
}
// Exclude self so filter can be unset on click.
if ($option_is_set && $value === $term->slug) {
unset($current_filter[$key]);
}
}
if (!empty($current_filter)) {
$link = add_query_arg($filter_name, implode(',', $current_filter), $link);
// Add Query type Arg to URL
if ('or' === $query_type && !(1 === sizeof($current_filter) && $option_is_set)) {
$link = add_query_arg('query_type_' . sanitize_title(str_replace('pa_', '', $taxonomy)), 'or', $link);
}
}
if ($count > 0 || $option_is_set) {
$link = esc_url(apply_filters('woocommerce_layered_nav_link', $link));
$term_html = '<a href="' . $link . '">' . esc_html($term->name) . '</a>';
} else {
$link = false;
$term_html = '<span>' . esc_html($term->name) . '</span>';
}
$term_html .= ' ' . apply_filters('woocommerce_layered_nav_count', '<span class="count">(' . absint($count) . ')</span>', $count, $term);
echo '<li class="wc-layered-nav-term ' . ($option_is_set ? 'chosen' : '') . '">';
echo wp_kses_post(apply_filters('woocommerce_layered_nav_term_html', $term_html, $term, $link, $count));
echo '</li>';
}
echo '</ul>';
return $found;
}
