File: /home/mmickelson/theflexguy.com/wp-content/plugins/woocommerce/includes/class-wc-query.php
<?php
/**
* Contains the query functions for WooCommerce which alter the front-end post queries and loops
*
* @class WC_Query
* @version 2.3.0
* @package WooCommerce/Classes
* @category Class
* @author WooThemes
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'WC_Query' ) ) :
/**
* WC_Query Class.
*/
class WC_Query {
/** @public array Query vars to add to wp */
public $query_vars = array();
/** @public array Unfiltered product ids (before layered nav etc) */
public $unfiltered_product_ids = array();
/** @public array Filtered product ids (after layered nav) */
public $filtered_product_ids = array();
/** @public array Filtered product ids (after layered nav, per taxonomy) */
public $filtered_product_ids_for_taxonomy = array();
/** @public array Product IDs that match the layered nav + price filter */
public $post__in = array();
/** @public array|string The meta query for the page */
public $meta_query = '';
/** @public array Post IDs matching layered nav only */
public $layered_nav_post__in = array();
/** @public array Stores post IDs matching layered nav, so price filter can find max price in view */
public $layered_nav_product_ids = array();
/**
* Constructor for the query class. Hooks in methods.
*
* @access public
*/
public function __construct() {
add_action( 'init', array( $this, 'add_endpoints' ) );
add_action( 'init', array( $this, 'layered_nav_init' ) );
add_action( 'init', array( $this, 'price_filter_init' ) );
if ( ! is_admin() ) {
add_action( 'wp_loaded', array( $this, 'get_errors' ), 20 );
add_filter( 'query_vars', array( $this, 'add_query_vars'), 0 );
add_action( 'parse_request', array( $this, 'parse_request'), 0 );
add_action( 'pre_get_posts', array( $this, 'pre_get_posts' ) );
add_filter( 'the_posts', array( $this, 'the_posts' ), 11, 2 );
add_action( 'wp', array( $this, 'remove_product_query' ) );
add_action( 'wp', array( $this, 'remove_ordering_args' ) );
}
$this->init_query_vars();
}
/**
* Get any errors from querystring.
*/
public function get_errors() {
if ( ! empty( $_GET['wc_error'] ) && ( $error = sanitize_text_field( $_GET['wc_error'] ) ) && ! wc_has_notice( $error, 'error' ) ) {
wc_add_notice( $error, 'error' );
}
}
/**
* Init query vars by loading options.
*/
public function init_query_vars() {
// Query vars to add to WP
$this->query_vars = array(
// Checkout actions
'order-pay' => get_option( 'woocommerce_checkout_pay_endpoint', 'order-pay' ),
'order-received' => get_option( 'woocommerce_checkout_order_received_endpoint', 'order-received' ),
// My account actions
'view-order' => get_option( 'woocommerce_myaccount_view_order_endpoint', 'view-order' ),
'edit-account' => get_option( 'woocommerce_myaccount_edit_account_endpoint', 'edit-account' ),
'edit-address' => get_option( 'woocommerce_myaccount_edit_address_endpoint', 'edit-address' ),
'lost-password' => get_option( 'woocommerce_myaccount_lost_password_endpoint', 'lost-password' ),
'customer-logout' => get_option( 'woocommerce_logout_endpoint', 'customer-logout' ),
'add-payment-method' => get_option( 'woocommerce_myaccount_add_payment_method_endpoint', 'add-payment-method' ),
);
}
/**
* Get page title for an endpoint.
* @param string
* @return string
*/
public function get_endpoint_title( $endpoint ) {
global $wp;
switch ( $endpoint ) {
case 'order-pay' :
$title = __( 'Pay for Order', 'woocommerce' );
break;
case 'order-received' :
$title = __( 'Order Received', 'woocommerce' );
break;
case 'view-order' :
$order = wc_get_order( $wp->query_vars['view-order'] );
$title = ( $order ) ? sprintf( __( 'Order #%s', 'woocommerce' ), $order->get_order_number() ) : '';
break;
case 'edit-account' :
$title = __( 'Edit Account Details', 'woocommerce' );
break;
case 'edit-address' :
$title = __( 'Edit Address', 'woocommerce' );
break;
case 'add-payment-method' :
$title = __( 'Add Payment Method', 'woocommerce' );
break;
case 'lost-password' :
$title = __( 'Lost Password', 'woocommerce' );
break;
default :
$title = '';
break;
}
return $title;
}
/**
* Add endpoints for query vars.
*/
public function add_endpoints() {
foreach ( $this->query_vars as $key => $var ) {
add_rewrite_endpoint( $var, EP_ROOT | EP_PAGES );
}
}
/**
* Add query vars.
*
* @access public
* @param array $vars
* @return array
*/
public function add_query_vars( $vars ) {
foreach ( $this->query_vars as $key => $var ) {
$vars[] = $key;
}
return $vars;
}
/**
* Get query vars.
*
* @return array
*/
public function get_query_vars() {
return $this->query_vars;
}
/**
* Get query current active query var.
*
* @return string
*/
public function get_current_endpoint() {
global $wp;
foreach ( $this->get_query_vars() as $key => $value ) {
if ( isset( $wp->query_vars[ $key ] ) ) {
return $key;
}
}
return '';
}
/**
* Parse the request and look for query vars - endpoints may not be supported.
*/
public function parse_request() {
global $wp;
// Map query vars to their keys, or get them if endpoints are not supported
foreach ( $this->query_vars as $key => $var ) {
if ( isset( $_GET[ $var ] ) ) {
$wp->query_vars[ $key ] = $_GET[ $var ];
}
elseif ( isset( $wp->query_vars[ $var ] ) ) {
$wp->query_vars[ $key ] = $wp->query_vars[ $var ];
}
}
}
/**
* Hook into pre_get_posts to do the main product query.
*
* @param mixed $q query object
*/
public function pre_get_posts( $q ) {
// We only want to affect the main query
if ( ! $q->is_main_query() ) {
return;
}
// Fix for verbose page rules
if ( $GLOBALS['wp_rewrite']->use_verbose_page_rules && isset( $q->queried_object->ID ) && $q->queried_object->ID === wc_get_page_id( 'shop' ) ) {
$q->set( 'post_type', 'product' );
$q->set( 'page', '' );
$q->set( 'pagename', '' );
// Fix conditional Functions
$q->is_archive = true;
$q->is_post_type_archive = true;
$q->is_singular = false;
$q->is_page = false;
}
// Fix for endpoints on the homepage
if ( $q->is_home() && 'page' === get_option( 'show_on_front' ) && absint( get_option( 'page_on_front' ) ) !== absint( $q->get( 'page_id' ) ) ) {
$_query = wp_parse_args( $q->query );
if ( ! empty( $_query ) && array_intersect( array_keys( $_query ), array_keys( $this->query_vars ) ) ) {
$q->is_page = true;
$q->is_home = false;
$q->is_singular = true;
$q->set( 'page_id', (int) get_option( 'page_on_front' ) );
add_filter( 'redirect_canonical', '__return_false' );
}
}
// When orderby is set, WordPress shows posts. Get around that here.
if ( $q->is_home() && 'page' === get_option( 'show_on_front' ) && absint( get_option( 'page_on_front' ) ) === wc_get_page_id( 'shop' ) ) {
$_query = wp_parse_args( $q->query );
if ( empty( $_query ) || ! array_diff( array_keys( $_query ), array( 'preview', 'page', 'paged', 'cpage', 'orderby' ) ) ) {
$q->is_page = true;
$q->is_home = false;
$q->set( 'page_id', (int) get_option( 'page_on_front' ) );
$q->set( 'post_type', 'product' );
}
}
// Special check for shops with the product archive on front
if ( $q->is_page() && 'page' === get_option( 'show_on_front' ) && absint( $q->get( 'page_id' ) ) === wc_get_page_id( 'shop' ) ) {
// This is a front-page shop
$q->set( 'post_type', 'product' );
$q->set( 'page_id', '' );
if ( isset( $q->query['paged'] ) ) {
$q->set( 'paged', $q->query['paged'] );
}
// Define a variable so we know this is the front page shop later on
define( 'SHOP_IS_ON_FRONT', true );
// Get the actual WP page to avoid errors and let us use is_front_page()
// This is hacky but works. Awaiting http://core.trac.wordpress.org/ticket/21096
global $wp_post_types;
$shop_page = get_post( wc_get_page_id( 'shop' ) );
$wp_post_types['product']->ID = $shop_page->ID;
$wp_post_types['product']->post_title = $shop_page->post_title;
$wp_post_types['product']->post_name = $shop_page->post_name;
$wp_post_types['product']->post_type = $shop_page->post_type;
$wp_post_types['product']->ancestors = get_ancestors( $shop_page->ID, $shop_page->post_type );
// Fix conditional Functions like is_front_page
$q->is_singular = false;
$q->is_post_type_archive = true;
$q->is_archive = true;
$q->is_page = true;
// Remove post type archive name from front page title tag
add_filter( 'post_type_archive_title', '__return_empty_string', 5 );
// Fix WP SEO
if ( class_exists( 'WPSEO_Meta' ) ) {
add_filter( 'wpseo_metadesc', array( $this, 'wpseo_metadesc' ) );
add_filter( 'wpseo_metakey', array( $this, 'wpseo_metakey' ) );
}
// Only apply to product categories, the product post archive, the shop page, product tags, and product attribute taxonomies
} elseif ( ! $q->is_post_type_archive( 'product' ) && ! $q->is_tax( get_object_taxonomies( 'product' ) ) ) {
return;
}
$this->product_query( $q );
if ( is_search() ) {
add_filter( 'posts_where', array( $this, 'search_post_excerpt' ) );
add_filter( 'wp', array( $this, 'remove_posts_where' ) );
}
// We're on a shop page so queue the woocommerce_get_products_in_view function
add_action( 'wp', array( $this, 'get_products_in_view' ), 2);
// And remove the pre_get_posts hook
$this->remove_product_query();
}
/**
* Search post excerpt.
*
* @access public
* @param string $where (default: '')
* @return string (modified where clause)
*/
public function search_post_excerpt( $where = '' ) {
global $wp_the_query;
// If this is not a WC Query, do not modify the query
if ( empty( $wp_the_query->query_vars['wc_query'] ) || empty( $wp_the_query->query_vars['s'] ) )
return $where;
$where = preg_replace(
"/post_title\s+LIKE\s*(\'\%[^\%]+\%\')/",
"post_title LIKE $1) OR (post_excerpt LIKE $1", $where );
return $where;
}
/**
* WP SEO meta description.
*
* Hooked into wpseo_ hook already, so no need for function_exist.
*
* @access public
* @return string
*/
public function wpseo_metadesc() {
return WPSEO_Meta::get_value( 'metadesc', wc_get_page_id('shop') );
}
/**
* WP SEO meta key.
*
* Hooked into wpseo_ hook already, so no need for function_exist.
*
* @access public
* @return string
*/
public function wpseo_metakey() {
return WPSEO_Meta::get_value( 'metakey', wc_get_page_id('shop') );
}
/**
* Hook into the_posts to do the main product query if needed - relevanssi compatibility.
*
* @access public
* @param array $posts
* @param WP_Query|bool $query (default: false)
* @return array
*/
public function the_posts( $posts, $query = false ) {
// Abort if there's no query
if ( ! $query )
return $posts;
// Abort if we're not filtering posts
if ( empty( $this->post__in ) )
return $posts;
// Abort if this query has already been done
if ( ! empty( $query->wc_query ) )
return $posts;
// Abort if this isn't a search query
if ( empty( $query->query_vars["s"] ) )
return $posts;
// Abort if we're not on a post type archive/product taxonomy
if ( ! $query->is_post_type_archive( 'product' ) && ! $query->is_tax( get_object_taxonomies( 'product' ) ) )
return $posts;
$filtered_posts = array();
$queried_post_ids = array();
foreach ( $posts as $post ) {
if ( in_array( $post->ID, $this->post__in ) ) {
$filtered_posts[] = $post;
$queried_post_ids[] = $post->ID;
}
}
$query->posts = $filtered_posts;
$query->post_count = count( $filtered_posts );
// Ensure filters are set
$this->unfiltered_product_ids = $queried_post_ids;
$this->filtered_product_ids = $queried_post_ids;
if ( sizeof( $this->layered_nav_post__in ) > 0 ) {
$this->layered_nav_product_ids = array_intersect( $this->unfiltered_product_ids, $this->layered_nav_post__in );
} else {
$this->layered_nav_product_ids = $this->unfiltered_product_ids;
}
return $filtered_posts;
}
/**
* Query the products, applying sorting/ordering etc. This applies to the main wordpress loop.
*
* @param mixed $q
*/
public function product_query( $q ) {
// Meta query
$meta_query = $this->get_meta_query( $q->get( 'meta_query' ) );
// Ordering
$ordering = $this->get_catalog_ordering_args();
// Get a list of post id's which match the current filters set (in the layered nav and price filter)
$post__in = array_unique( apply_filters( 'loop_shop_post_in', array() ) );
// Ordering query vars
$q->set( 'orderby', $ordering['orderby'] );
$q->set( 'order', $ordering['order'] );
if ( isset( $ordering['meta_key'] ) ) {
$q->set( 'meta_key', $ordering['meta_key'] );
}
// Query vars that affect posts shown
$q->set( 'meta_query', $meta_query );
$q->set( 'post__in', $post__in );
$q->set( 'posts_per_page', $q->get( 'posts_per_page' ) ? $q->get( 'posts_per_page' ) : apply_filters( 'loop_shop_per_page', get_option( 'posts_per_page' ) ) );
// Set a special variable
$q->set( 'wc_query', 'product_query' );
// Store variables
$this->post__in = $post__in;
$this->meta_query = $meta_query;
do_action( 'woocommerce_product_query', $q, $this );
}
/**
* Remove the query.
*/
public function remove_product_query() {
remove_action( 'pre_get_posts', array( $this, 'pre_get_posts' ) );
}
/**
* Remove ordering queries.
*/
public function remove_ordering_args() {
remove_filter( 'posts_clauses', array( $this, 'order_by_popularity_post_clauses' ) );
remove_filter( 'posts_clauses', array( $this, 'order_by_rating_post_clauses' ) );
}
/**
* Remove the posts_where filter.
*/
public function remove_posts_where() {
remove_filter( 'posts_where', array( $this, 'search_post_excerpt' ) );
}
/**
* Get an unpaginated list all product ID's (both filtered and unfiltered). Makes use of transients.
*/
public function get_products_in_view() {
global $wp_the_query;
// Get main query
$current_wp_query = $wp_the_query->query;
// Get WP Query for current page (without 'paged')
unset( $current_wp_query['paged'] );
// Generate a transient name based on current query
$transient_name = 'wc_uf_pid_' . md5( http_build_query( $current_wp_query ) . WC_Cache_Helper::get_transient_version( 'product_query' ) );
$transient_name = ( is_search() ) ? $transient_name . '_s' : $transient_name;
if ( false === ( $unfiltered_product_ids = get_transient( $transient_name ) ) ) {
// Get all visible posts, regardless of filters
$unfiltered_args = array_merge(
$current_wp_query,
array(
'post_type' => 'product',
'numberposts' => -1,
'post_status' => 'publish',
'meta_query' => $this->meta_query,
'fields' => 'ids',
'no_found_rows' => true,
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
'pagename' => '',
'wc_query' => 'get_products_in_view'
)
);
$unfiltered_product_ids = apply_filters( 'woocommerce_unfiltered_product_ids', get_posts( $unfiltered_args ), $unfiltered_args );
set_transient( $transient_name, $unfiltered_product_ids, DAY_IN_SECONDS * 30 );
}
// Store the variable
$this->unfiltered_product_ids = $unfiltered_product_ids;
// Also store filtered posts ids...
if ( sizeof( $this->post__in ) > 0 ) {
$this->filtered_product_ids = array_intersect( $this->unfiltered_product_ids, $this->post__in );
} else {
$this->filtered_product_ids = $this->unfiltered_product_ids;
}
// And filtered post ids which just take layered nav into consideration (to find max price in the price widget)
if ( sizeof( $this->layered_nav_post__in ) > 0 ) {
$this->layered_nav_product_ids = array_intersect( $this->unfiltered_product_ids, $this->layered_nav_post__in );
} else {
$this->layered_nav_product_ids = $this->unfiltered_product_ids;
}
}
/**
* Returns an array of arguments for ordering products based on the selected values.
*
* @access public
* @return array
*/
public function get_catalog_ordering_args( $orderby = '', $order = '' ) {
global $wpdb;
// Get ordering from query string unless defined
if ( ! $orderby ) {
$orderby_value = isset( $_GET['orderby'] ) ? wc_clean( $_GET['orderby'] ) : apply_filters( 'woocommerce_default_catalog_orderby', get_option( 'woocommerce_default_catalog_orderby' ) );
// Get order + orderby args from string
$orderby_value = explode( '-', $orderby_value );
$orderby = esc_attr( $orderby_value[0] );
$order = ! empty( $orderby_value[1] ) ? $orderby_value[1] : $order;
}
$orderby = strtolower( $orderby );
$order = strtoupper( $order );
$args = array();
// default - menu_order
$args['orderby'] = 'menu_order title';
$args['order'] = $order == 'DESC' ? 'DESC' : 'ASC';
$args['meta_key'] = '';
switch ( $orderby ) {
case 'rand' :
$args['orderby'] = 'rand';
break;
case 'date' :
$args['orderby'] = 'date ID';
$args['order'] = $order == 'ASC' ? 'ASC' : 'DESC';
break;
case 'price' :
$args['orderby'] = "meta_value_num ID";
$args['order'] = $order == 'DESC' ? 'DESC' : 'ASC';
$args['meta_key'] = '_price';
break;
case 'popularity' :
$args['meta_key'] = 'total_sales';
// Sorting handled later though a hook
add_filter( 'posts_clauses', array( $this, 'order_by_popularity_post_clauses' ) );
break;
case 'rating' :
// Sorting handled later though a hook
add_filter( 'posts_clauses', array( $this, 'order_by_rating_post_clauses' ) );
break;
case 'title' :
$args['orderby'] = 'title';
$args['order'] = $order == 'DESC' ? 'DESC' : 'ASC';
break;
}
return apply_filters( 'woocommerce_get_catalog_ordering_args', $args );
}
/**
* WP Core doens't let us change the sort direction for invidual orderby params - http://core.trac.wordpress.org/ticket/17065.
*
* This lets us sort by meta value desc, and have a second orderby param.
*
* @access public
* @param array $args
* @return array
*/
public function order_by_popularity_post_clauses( $args ) {
global $wpdb;
$args['orderby'] = "$wpdb->postmeta.meta_value+0 DESC, $wpdb->posts.post_date DESC";
return $args;
}
/**
* Order by rating post clauses.
*
* @access public
* @param array $args
* @return array
*/
public function order_by_rating_post_clauses( $args ) {
global $wpdb;
$args['fields'] .= ", AVG( $wpdb->commentmeta.meta_value ) as average_rating ";
$args['where'] .= " AND ( $wpdb->commentmeta.meta_key = 'rating' OR $wpdb->commentmeta.meta_key IS null ) ";
$args['join'] .= "
LEFT OUTER JOIN $wpdb->comments ON($wpdb->posts.ID = $wpdb->comments.comment_post_ID)
LEFT JOIN $wpdb->commentmeta ON($wpdb->comments.comment_ID = $wpdb->commentmeta.comment_id)
";
$args['orderby'] = "average_rating DESC, $wpdb->posts.post_date DESC";
$args['groupby'] = "$wpdb->posts.ID";
return $args;
}
/**
* Appends meta queries to an array.
* @access public
* @param array $meta_query
* @return array
*/
public function get_meta_query( $meta_query = array() ) {
if ( ! is_array( $meta_query ) )
$meta_query = array();
$meta_query[] = $this->visibility_meta_query();
$meta_query[] = $this->stock_status_meta_query();
return array_filter( $meta_query );
}
/**
* Returns a meta query to handle product visibility.
*
* @access public
* @param string $compare (default: 'IN')
* @return array
*/
public function visibility_meta_query( $compare = 'IN' ) {
if ( is_search() )
$in = array( 'visible', 'search' );
else
$in = array( 'visible', 'catalog' );
$meta_query = array(
'key' => '_visibility',
'value' => $in,
'compare' => $compare
);
return $meta_query;
}
/**
* Returns a meta query to handle product stock status.
*
* @access public
* @param string $status (default: 'instock')
* @return array
*/
public function stock_status_meta_query( $status = 'instock' ) {
$meta_query = array();
if ( get_option( 'woocommerce_hide_out_of_stock_items' ) == 'yes' ) {
$meta_query = array(
'key' => '_stock_status',
'value' => $status,
'compare' => '='
);
}
return $meta_query;
}
/**
* Layered Nav Init.
*/
public function layered_nav_init( ) {
if ( apply_filters( 'woocommerce_is_layered_nav_active', is_active_widget( false, false, 'woocommerce_layered_nav', true ) ) && ! is_admin() ) {
global $_chosen_attributes;
$_chosen_attributes = array();
$attribute_taxonomies = wc_get_attribute_taxonomies();
if ( $attribute_taxonomies ) {
foreach ( $attribute_taxonomies as $tax ) {
$attribute = wc_sanitize_taxonomy_name( $tax->attribute_name );
$taxonomy = wc_attribute_taxonomy_name( $attribute );
$name = 'filter_' . $attribute;
$query_type_name = 'query_type_' . $attribute;
if ( ! empty( $_GET[ $name ] ) && taxonomy_exists( $taxonomy ) ) {
$_chosen_attributes[ $taxonomy ]['terms'] = explode( ',', $_GET[ $name ] );
if ( empty( $_GET[ $query_type_name ] ) || ! in_array( strtolower( $_GET[ $query_type_name ] ), array( 'and', 'or' ) ) )
$_chosen_attributes[ $taxonomy ]['query_type'] = apply_filters( 'woocommerce_layered_nav_default_query_type', 'and' );
else
$_chosen_attributes[ $taxonomy ]['query_type'] = strtolower( $_GET[ $query_type_name ] );
}
}
}
add_filter('loop_shop_post_in', array( $this, 'layered_nav_query' ) );
}
}
/**
* Layered Nav post filter.
*
* @param array $filtered_posts
* @return array
*/
public function layered_nav_query( $filtered_posts ) {
global $_chosen_attributes;
if ( sizeof( $_chosen_attributes ) > 0 ) {
$matched_products = array(
'and' => array(),
'or' => array()
);
$filtered_attribute = array(
'and' => false,
'or' => false
);
foreach ( $_chosen_attributes as $attribute => $data ) {
$matched_products_from_attribute = array();
$filtered = false;
if ( sizeof( $data['terms'] ) > 0 ) {
foreach ( $data['terms'] as $value ) {
$args = array(
'post_type' => 'product',
'numberposts' => -1,
'post_status' => 'publish',
'fields' => 'ids',
'no_found_rows' => true,
'tax_query' => array(
array(
'taxonomy' => $attribute,
'terms' => $value,
'field' => 'term_id'
)
)
);
$post_ids = apply_filters( 'woocommerce_layered_nav_query_post_ids', get_posts( $args ), $args, $attribute, $value );
if ( ! is_wp_error( $post_ids ) ) {
if ( sizeof( $matched_products_from_attribute ) > 0 || $filtered ) {
$matched_products_from_attribute = $data['query_type'] == 'or' ? array_merge( $post_ids, $matched_products_from_attribute ) : array_intersect( $post_ids, $matched_products_from_attribute );
} else {
$matched_products_from_attribute = $post_ids;
}
$filtered = true;
}
}
}
if ( sizeof( $matched_products[ $data['query_type'] ] ) > 0 || $filtered_attribute[ $data['query_type'] ] === true ) {
$matched_products[ $data['query_type'] ] = ( $data['query_type'] == 'or' ) ? array_merge( $matched_products_from_attribute, $matched_products[ $data['query_type'] ] ) : array_intersect( $matched_products_from_attribute, $matched_products[ $data['query_type'] ] );
} else {
$matched_products[ $data['query_type'] ] = $matched_products_from_attribute;
}
$filtered_attribute[ $data['query_type'] ] = true;
$this->filtered_product_ids_for_taxonomy[ $attribute ] = $matched_products_from_attribute;
}
// Combine our AND and OR result sets
if ( $filtered_attribute['and'] && $filtered_attribute['or'] )
$results = array_intersect( $matched_products[ 'and' ], $matched_products[ 'or' ] );
else
$results = array_merge( $matched_products[ 'and' ], $matched_products[ 'or' ] );
if ( $filtered ) {
WC()->query->layered_nav_post__in = $results;
WC()->query->layered_nav_post__in[] = 0;
if ( sizeof( $filtered_posts ) == 0 ) {
$filtered_posts = $results;
$filtered_posts[] = 0;
} else {
$filtered_posts = array_intersect( $filtered_posts, $results );
$filtered_posts[] = 0;
}
}
}
return (array) $filtered_posts;
}
/**
* Price filter Init.
*/
public function price_filter_init() {
if ( apply_filters( 'woocommerce_is_price_filter_active', is_active_widget( false, false, 'woocommerce_price_filter', true ) ) && ! is_admin() ) {
$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
wp_register_script( 'wc-jquery-ui-touchpunch', WC()->plugin_url() . '/assets/js/jquery-ui-touch-punch/jquery-ui-touch-punch' . $suffix . '.js', array( 'jquery-ui-slider' ), WC_VERSION, true );
wp_register_script( 'wc-price-slider', WC()->plugin_url() . '/assets/js/frontend/price-slider' . $suffix . '.js', array( 'jquery-ui-slider', 'wc-jquery-ui-touchpunch' ), WC_VERSION, true );
wp_localize_script( 'wc-price-slider', 'woocommerce_price_slider_params', array(
'currency_symbol' => get_woocommerce_currency_symbol(),
'currency_pos' => get_option( 'woocommerce_currency_pos' ),
'min_price' => isset( $_GET['min_price'] ) ? esc_attr( $_GET['min_price'] ) : '',
'max_price' => isset( $_GET['max_price'] ) ? esc_attr( $_GET['max_price'] ) : ''
) );
add_filter( 'loop_shop_post_in', array( $this, 'price_filter' ) );
}
}
/**
* Price Filter post filter.
*
* @param array $filtered_posts
* @return array
*/
public function price_filter( $filtered_posts = array() ) {
global $wpdb;
if ( isset( $_GET['max_price'] ) || isset( $_GET['min_price'] ) ) {
$matched_products = array();
$min = isset( $_GET['min_price'] ) ? floatval( $_GET['min_price'] ) : 0;
$max = isset( $_GET['max_price'] ) ? floatval( $_GET['max_price'] ) : 9999999999;
// If displaying prices in the shop including taxes, but prices don't include taxes..
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() );
foreach ( $tax_classes as $tax_class ) {
$tax_rates = WC_Tax::get_rates( $tax_class );
$min_class = $min - WC_Tax::get_tax_total( WC_Tax::calc_inclusive_tax( $min, $tax_rates ) );
$max_class = $max - WC_Tax::get_tax_total( WC_Tax::calc_inclusive_tax( $max, $tax_rates ) );
$matched_products_query = apply_filters( 'woocommerce_price_filter_results', $wpdb->get_results( $wpdb->prepare( "
SELECT DISTINCT ID, post_parent, post_type FROM {$wpdb->posts}
INNER JOIN {$wpdb->postmeta} pm1 ON ID = pm1.post_id
INNER JOIN {$wpdb->postmeta} pm2 ON ID = pm2.post_id
WHERE post_type IN ( 'product', 'product_variation' )
AND post_status = 'publish'
AND pm1.meta_key IN ('" . implode( "','", array_map( 'esc_sql', apply_filters( 'woocommerce_price_filter_meta_keys', array( '_price' ) ) ) ) . "')
AND pm1.meta_value BETWEEN %f AND %f
AND pm2.meta_key = '_tax_class'
AND pm2.meta_value = %s
", $min_class, $max_class, sanitize_title( $tax_class ) ), OBJECT_K ), $min_class, $max_class );
if ( $matched_products_query ) {
foreach ( $matched_products_query as $product ) {
if ( $product->post_type == 'product' ) {
$matched_products[] = $product->ID;
}
if ( $product->post_parent > 0 ) {
$matched_products[] = $product->post_parent;
}
}
}
}
} else {
$matched_products_query = apply_filters( 'woocommerce_price_filter_results', $wpdb->get_results( $wpdb->prepare( "
SELECT DISTINCT ID, post_parent, post_type FROM {$wpdb->posts}
INNER JOIN {$wpdb->postmeta} pm1 ON ID = pm1.post_id
WHERE post_type IN ( 'product', 'product_variation' )
AND post_status = 'publish'
AND pm1.meta_key IN ('" . implode( "','", array_map( 'esc_sql', apply_filters( 'woocommerce_price_filter_meta_keys', array( '_price' ) ) ) ) . "')
AND pm1.meta_value BETWEEN %d AND %d
", $min, $max ), OBJECT_K ), $min, $max );
if ( $matched_products_query ) {
foreach ( $matched_products_query as $product ) {
if ( $product->post_type == 'product' ) {
$matched_products[] = $product->ID;
}
if ( $product->post_parent > 0 ) {
$matched_products[] = $product->post_parent;
}
}
}
}
$matched_products = array_unique( $matched_products );
// Filter the id's
if ( 0 === sizeof( $filtered_posts ) ) {
$filtered_posts = $matched_products;
} else {
$filtered_posts = array_intersect( $filtered_posts, $matched_products );
}
$filtered_posts[] = 0;
}
return (array) $filtered_posts;
}
}
endif;
return new WC_Query();