????
Your IP : 13.58.146.48
<?php
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( !class_exists('WC_Widget') ) {
return;
}
class Rashy_Widget_Woo_Layered_Nav extends WC_Widget {
/**
* Constructor.
*/
public function __construct() {
$this->widget_cssclass = 'woocommerce widget_layered_nav goal-woocommerce-widget-layered-nav';
$this->widget_description = esc_html__( 'Display a list of attributes to filter products in your store.', 'rashy' );
$this->widget_id = 'goal_woocommerce_layered_nav';
$this->widget_name = esc_html__( 'Goal Filter Products by Attribute', 'rashy' );
parent::__construct();
}
/**
* Updates a particular instance of a widget.
*
* @see WP_Widget->update
*
* @param array $new_instance
* @param array $old_instance
*
* @return array
*/
public function update( $new_instance, $old_instance ) {
$this->init_settings();
return parent::update( $new_instance, $old_instance );
}
/**
* Outputs the settings update form.
*
* @see WP_Widget->form
*
* @param array $instance
*/
public function form( $instance ) {
$this->init_settings();
parent::form( $instance );
}
/**
* Init settings after post types are registered.
*/
public function init_settings() {
$attribute_array = array();
$attribute_taxonomies = wc_get_attribute_taxonomies();
if ( ! empty( $attribute_taxonomies ) ) {
foreach ( $attribute_taxonomies as $tax ) {
if ( taxonomy_exists( wc_attribute_taxonomy_name( $tax->attribute_name ) ) ) {
$attribute_array[ $tax->attribute_name ] = $tax->attribute_name;
}
}
}
$this->settings = array(
'title' => array(
'type' => 'text',
'label' => esc_html__( 'Title', 'rashy' ),
'std' => '',
),
'attribute' => array(
'type' => 'select',
'std' => '',
'label' => esc_html__( 'Attribute', 'rashy' ),
'options' => $attribute_array,
),
'query_type' => array(
'type' => 'select',
'std' => 'and',
'label' => esc_html__( 'Query type', 'rashy' ),
'options' => array(
'and' => esc_html__( 'AND', 'rashy' ),
'or' => esc_html__( 'OR', 'rashy' ),
),
),
);
}
/**
* 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();
$taxonomy = isset( $instance['attribute'] ) ? wc_attribute_taxonomy_name( $instance['attribute'] ) : $this->settings['attribute']['std'];
$query_type = isset( $instance['query_type'] ) ? $instance['query_type'] : $this->settings['query_type']['std'];
$display_type = 'list';
if ( ! taxonomy_exists( $taxonomy ) ) {
return;
}
$get_terms_args = array( 'hide_empty' => '1' );
$orderby = wc_attribute_orderby( $taxonomy );
switch ( $orderby ) {
case 'name' :
$get_terms_args['orderby'] = 'name';
$get_terms_args['menu_order'] = false;
break;
case 'id' :
$get_terms_args['orderby'] = 'id';
$get_terms_args['order'] = 'ASC';
$get_terms_args['menu_order'] = false;
break;
case 'menu_order' :
$get_terms_args['menu_order'] = 'ASC';
break;
}
$terms = get_terms( $taxonomy, $get_terms_args );
if ( 0 === sizeof( $terms ) ) {
return;
}
switch ( $orderby ) {
case 'name_num' :
usort( $terms, '_wc_get_product_terms_name_num_usort_callback' );
break;
case 'parent' :
usort( $terms, '_wc_get_product_terms_parent_usort_callback' );
break;
}
ob_start();
$this->widget_start( $args, $instance );
$found = $this->layered_nav_list( $terms, $taxonomy, $query_type );
$this->widget_end( $args );
// Force found when option is selected - do not force found on taxonomy attributes
if ( ! is_tax() && is_array( $_chosen_attributes ) && array_key_exists( $taxonomy, $_chosen_attributes ) ) {
$found = true;
}
if ( ! $found ) {
ob_end_clean();
} else {
echo ob_get_clean();
}
}
/**
* Return the currently viewed term ID.
* @return int
*/
protected function get_current_term_id() {
return absint( is_tax() ? get_queried_object()->term_id : 0 );
}
/**
* Return the currently viewed term slug.
* @return int
*/
protected function get_current_term_slug() {
return absint( is_tax() ? get_queried_object()->slug : 0 );
}
/**
* Get current page URL for layered nav items.
*
* @param string $taxonomy
*
* @return string
*/
protected function get_page_base_url( $taxonomy ) {
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' );
} elseif ( is_product_category() ) {
$link = get_term_link( get_query_var( 'product_cat' ), 'product_cat' );
} elseif ( is_product_tag() ) {
$link = get_term_link( get_query_var( 'product_tag' ), 'product_tag' );
} else {
$queried_object = get_queried_object();
$link = get_term_link( $queried_object->slug, $queried_object->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 );
}
// Order by
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( wp_specialchars_decode( get_search_query( false ) ) ), $link );
}
// Post Type Arg
if ( isset( $_GET['post_type'] ) ) {
$link = add_query_arg( 'post_type', wc_clean( $_GET['post_type'] ), $link );
}
// Min Rating Arg
if ( isset( $_GET['rating_filter'] ) ) {
$link = add_query_arg( 'rating_filter', wc_clean( $_GET['rating_filter'] ), $link );
}
// All current filters
if ( $_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes() ) {
foreach ( $_chosen_attributes as $name => $data ) {
if ( $name === $taxonomy ) {
continue;
}
$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;
}
/**
* Count products within certain terms, taking the main WP query into consideration.
*
* This query allows counts to be generated based on the viewed products, not all products.
*
* @param array $term_ids
* @param string $taxonomy
* @param string $query_type
* @return array
*/
protected function get_filtered_term_product_counts( $term_ids, $taxonomy, $query_type ) {
global $wpdb;
$tax_query = $this->get_main_tax_query();
$meta_query = $this->get_main_meta_query();
if ( 'or' === $query_type ) {
foreach ( $tax_query as $key => $query ) {
if ( is_array( $query ) && $taxonomy === $query['taxonomy'] ) {
unset( $tax_query[ $key ] );
}
}
}
$meta_query = new WP_Meta_Query( $meta_query );
$tax_query = new WP_Tax_Query( $tax_query );
$meta_query_sql = $meta_query->get_sql( 'post', $wpdb->posts, 'ID' );
$tax_query_sql = $tax_query->get_sql( $wpdb->posts, 'ID' );
$term_ids_sql = '(' . implode( ',', array_map( 'absint', $term_ids ) ) . ')';
// Generate query.
$query = array();
$query['select'] = "SELECT COUNT( DISTINCT {$wpdb->posts}.ID ) AS term_count, terms.term_id AS term_count_id";
$query['from'] = "FROM {$wpdb->posts}";
$query['join'] = "
INNER JOIN {$wpdb->term_relationships} AS term_relationships ON {$wpdb->posts}.ID = term_relationships.object_id
INNER JOIN {$wpdb->term_taxonomy} AS term_taxonomy USING( term_taxonomy_id )
INNER JOIN {$wpdb->terms} AS terms USING( term_id )
" . $tax_query_sql['join'] . $meta_query_sql['join'];
$query['where'] = "
WHERE {$wpdb->posts}.post_type IN ( 'product' )
AND {$wpdb->posts}.post_status = 'publish'
{$tax_query_sql['where']} {$meta_query_sql['where']}
AND terms.term_id IN $term_ids_sql";
$search = $this->get_main_search_query_sql();
if ( $search ) {
$query['where'] .= ' AND ' . $search;
}
$query['group_by'] = 'GROUP BY terms.term_id';
$query = apply_filters( 'woocommerce_get_filtered_term_product_counts_query', $query );
$query_sql = implode( ' ', $query );
// We have a query - let's see if cached results of this query already exist.
$query_hash = md5( $query_sql );
// Maybe store a transient of the count values.
$cache = apply_filters( 'woocommerce_layered_nav_count_maybe_cache', true );
if ( true === $cache ) {
$cached_counts = (array) get_transient( 'wc_layered_nav_counts_' . sanitize_title( $taxonomy ) );
} else {
$cached_counts = array();
}
if ( ! isset( $cached_counts[ $query_hash ] ) ) {
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
$results = $wpdb->get_results( $query_sql, ARRAY_A );
$counts = array_map( 'absint', wp_list_pluck( $results, 'term_count', 'term_count_id' ) );
$cached_counts[ $query_hash ] = $counts;
if ( true === $cache ) {
set_transient( 'wc_layered_nav_counts_' . sanitize_title( $taxonomy ), $cached_counts, DAY_IN_SECONDS );
}
}
return array_map( 'absint', (array) $cached_counts[ $query_hash ] );
}
/**
* Wrapper for WC_Query::get_main_tax_query() to ease unit testing.
*
* @since 4.4.0
* @return array
*/
protected function get_main_tax_query() {
return WC_Query::get_main_tax_query();
}
/**
* Wrapper for WC_Query::get_main_search_query_sql() to ease unit testing.
*
* @since 4.4.0
* @return string
*/
protected function get_main_search_query_sql() {
return WC_Query::get_main_search_query_sql();
}
/**
* Wrapper for WC_Query::get_main_search_queryget_main_meta_query to ease unit testing.
*
* @since 4.4.0
* @return array
*/
protected function get_main_meta_query() {
return WC_Query::get_main_meta_query();
}
/**
* 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 '<div class="wrapper-limit">';
echo '<ul class="woocommerce-widget-layered-nav-list goal-layered-nav-list">';
$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 );
}
}
$attr = self::get_tax_attribute( $taxonomy );
$value = get_term_meta( $term->term_id, $attr->attribute_type, true );
$term_count_html = apply_filters( 'woocommerce_layered_nav_count', ' <span class="count">(' . absint( $count ) . ')</span>', $count, $term );
if ( $count > 0 || $option_is_set ) {
$link = esc_url( apply_filters( 'woocommerce_layered_nav_link', $link, $term, $taxonomy ) );
$term_html = '<a href="' . $link . '">' . self::display_swatch($attr->attribute_type, $value) .'<span class="value">'.esc_html( $term->name ).'</span>'. $term_count_html . '</a>';
} else {
$link = false;
$term_html = '<span>'. self::display_swatch($attr->attribute_type, $value) . esc_html( $term->name ) . '</span>' . $term_count_html;
}
echo '<li class="woocommerce-widget-layered-nav-list__item wc-layered-nav-term attribute-'.$attr->attribute_type.' '. ( $option_is_set ? 'woocommerce-widget-layered-nav-list__item--chosen chosen' : '' ) . '">';
echo trim( apply_filters( 'woocommerce_layered_nav_term_html', $term_html, $term, $link, $count ) );
echo '</li>';
}
echo '</ul>';
echo '</div>';
return $found;
}
public static function get_tax_attribute( $taxonomy ) {
global $wpdb;
$attr = substr( $taxonomy, 3 );
$attr = $wpdb->get_row( $wpdb->prepare(
"SELECT * FROM " . $wpdb->prefix . "woocommerce_attribute_taxonomies WHERE attribute_name=%s",
$attr
));
return $attr;
}
public static function display_swatch($type, $value) {
$output = '';
switch ( $type ) {
case 'color':
$output .= sprintf( '<div class="swatch-preview swatch-color" style="background-color:%s;"></div>', esc_attr( $value ) );
break;
case 'image':
$image = $value ? wp_get_attachment_image_src( $value ) : '';
$image = $image ? $image[0] : WC()->plugin_url() . '/assets/images/placeholder.png';
$output .= sprintf( '<img class="swatch-preview swatch-image" src="%s">', esc_url( $image ) );
break;
case 'label':
$output .= sprintf( '<div class="swatch-preview swatch-label">%s</div>', esc_html( $value ) );
break;
}
return $output;
}
}
if ( function_exists('goal_framework_reg_widget') ) {
goal_framework_reg_widget('Rashy_Widget_Woo_Layered_Nav');
}