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<?php
/**
* Contains the query functions for Kkart which alter the front-end post queries and loops
*
* @version 3.2.0
* @package Kkart\Classes
*/
defined( 'ABSPATH' ) || exit;
/**
* KKART_Query Class.
*/
class KKART_Query {
/**
* Query vars to add to wp.
*
* @var array
*/
public $query_vars = array();
/**
* Reference to the main product query on the page.
*
* @var WP_Query
*/
private static $product_query;
/**
* Stores chosen attributes.
*
* @var array
*/
private static $chosen_attributes;
/**
* Constructor for the query class. Hooks in methods.
*/
public function __construct() {
add_action( 'init', array( $this, 'add_endpoints' ) );
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( 'get_pagenum_link', array( $this, 'remove_add_to_cart_pagination' ), 10, 1 );
}
$this->init_query_vars();
}
/**
* Get any errors from querystring.
*/
public function get_errors() {
// phpcs:ignore WordPress.Security.NonceVerification.Recommended
$error = ! empty( $_GET['kkart_error'] ) ? sanitize_text_field( wp_unslash( $_GET['kkart_error'] ) ) : '';
if ( $error && ! kkart_has_notice( $error, 'error' ) ) {
kkart_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( 'kkart_checkout_pay_endpoint', 'order-pay' ),
'order-received' => get_option( 'kkart_checkout_order_received_endpoint', 'order-received' ),
// My account actions.
'orders' => get_option( 'kkart_myaccount_orders_endpoint', 'orders' ),
'view-order' => get_option( 'kkart_myaccount_view_order_endpoint', 'view-order' ),
'downloads' => get_option( 'kkart_myaccount_downloads_endpoint', 'downloads' ),
'edit-account' => get_option( 'kkart_myaccount_edit_account_endpoint', 'edit-account' ),
'edit-address' => get_option( 'kkart_myaccount_edit_address_endpoint', 'edit-address' ),
'payment-methods' => get_option( 'kkart_myaccount_payment_methods_endpoint', 'payment-methods' ),
'lost-password' => get_option( 'kkart_myaccount_lost_password_endpoint', 'lost-password' ),
'customer-logout' => get_option( 'kkart_logout_endpoint', 'customer-logout' ),
'add-payment-method' => get_option( 'kkart_myaccount_add_payment_method_endpoint', 'add-payment-method' ),
'delete-payment-method' => get_option( 'kkart_myaccount_delete_payment_method_endpoint', 'delete-payment-method' ),
'set-default-payment-method' => get_option( 'kkart_myaccount_set_default_payment_method_endpoint', 'set-default-payment-method' ),
);
}
/**
* Get page title for an endpoint.
*
* @param string $endpoint Endpoint key.
* @param string $action Optional action or variation within the endpoint.
*
* @since 2.3.0
* @since 4.6.0 Added $action parameter.
* @return string The page title.
*/
public function get_endpoint_title( $endpoint, $action = '' ) {
global $wp;
switch ( $endpoint ) {
case 'order-pay':
$title = __( 'Pay for order', 'kkart' );
break;
case 'order-received':
$title = __( 'Order received', 'kkart' );
break;
case 'orders':
if ( ! empty( $wp->query_vars['orders'] ) ) {
/* translators: %s: page */
$title = sprintf( __( 'Orders (page %d)', 'kkart' ), intval( $wp->query_vars['orders'] ) );
} else {
$title = __( 'Orders', 'kkart' );
}
break;
case 'view-order':
$order = kkart_get_order( $wp->query_vars['view-order'] );
/* translators: %s: order number */
$title = ( $order ) ? sprintf( __( 'Order #%s', 'kkart' ), $order->get_order_number() ) : '';
break;
case 'downloads':
$title = __( 'Downloads', 'kkart' );
break;
case 'edit-account':
$title = __( 'Account details', 'kkart' );
break;
case 'edit-address':
$title = __( 'Addresses', 'kkart' );
break;
case 'payment-methods':
$title = __( 'Payment methods', 'kkart' );
break;
case 'add-payment-method':
$title = __( 'Add payment method', 'kkart' );
break;
case 'lost-password':
if ( in_array( $action, array( 'rp', 'resetpass', 'newaccount' ) ) ) {
$title = __( 'Set password', 'kkart' );
} else {
$title = __( 'Lost password', 'kkart' );
}
break;
default:
$title = '';
break;
}
/**
* Filters the page title used for my-account endpoints.
*
* @since 2.6.0
* @since 4.6.0 Added $action parameter.
*
* @see get_endpoint_title()
*
* @param string $title Default title.
* @param string $endpoint Endpoint key.
* @param string $action Optional action or variation within the endpoint.
*/
return apply_filters( 'kkart_endpoint_' . $endpoint . '_title', $title, $endpoint, $action );
}
/**
* Endpoint mask describing the places the endpoint should be added.
*
* @since 2.6.2
* @return int
*/
public function get_endpoints_mask() {
if ( 'page' === get_option( 'show_on_front' ) ) {
$page_on_front = get_option( 'page_on_front' );
$myaccount_page_id = get_option( 'kkart_myaccount_page_id' );
$checkout_page_id = get_option( 'kkart_checkout_page_id' );
if ( in_array( $page_on_front, array( $myaccount_page_id, $checkout_page_id ), true ) ) {
return EP_ROOT | EP_PAGES;
}
}
return EP_PAGES;
}
/**
* Add endpoints for query vars.
*/
public function add_endpoints() {
$mask = $this->get_endpoints_mask();
foreach ( $this->get_query_vars() as $key => $var ) {
if ( ! empty( $var ) ) {
add_rewrite_endpoint( $var, $mask );
}
}
}
/**
* Add query vars.
*
* @param array $vars Query vars.
* @return array
*/
public function add_query_vars( $vars ) {
foreach ( $this->get_query_vars() as $key => $var ) {
$vars[] = $key;
}
return $vars;
}
/**
* Get query vars.
*
* @return array
*/
public function get_query_vars() {
return apply_filters( 'kkart_get_query_vars', $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;
// phpcs:disable WordPress.Security.NonceVerification.Recommended
// Map query vars to their keys, or get them if endpoints are not supported.
foreach ( $this->get_query_vars() as $key => $var ) {
if ( isset( $_GET[ $var ] ) ) {
$wp->query_vars[ $key ] = sanitize_text_field( wp_unslash( $_GET[ $var ] ) );
} elseif ( isset( $wp->query_vars[ $var ] ) ) {
$wp->query_vars[ $key ] = $wp->query_vars[ $var ];
}
}
// phpcs:enable WordPress.Security.NonceVerification.Recommended
}
/**
* Are we currently on the front page?
*
* @param WP_Query $q Query instance.
* @return bool
*/
private function is_showing_page_on_front( $q ) {
return ( $q->is_home() && ! $q->is_posts_page ) && 'page' === get_option( 'show_on_front' );
}
/**
* Is the front page a page we define?
*
* @param int $page_id Page ID.
* @return bool
*/
private function page_on_front_is( $page_id ) {
return absint( get_option( 'page_on_front' ) ) === absint( $page_id );
}
/**
* Hook into pre_get_posts to do the main product query.
*
* @param WP_Query $q Query instance.
*/
public function pre_get_posts( $q ) {
// We only want to affect the main query.
if ( ! $q->is_main_query() ) {
return;
}
// Fixes for queries on static homepages.
if ( $this->is_showing_page_on_front( $q ) ) {
// Fix for endpoints on the homepage.
if ( ! $this->page_on_front_is( $q->get( 'page_id' ) ) ) {
$_query = wp_parse_args( $q->query );
if ( ! empty( $_query ) && array_intersect( array_keys( $_query ), array_keys( $this->get_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 on the front-page. Get around that here.
if ( $this->page_on_front_is( kkart_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->set( 'page_id', (int) get_option( 'page_on_front' ) );
$q->is_page = true;
$q->is_home = false;
// WP supporting themes show post type archive.
if ( current_theme_supports( 'kkart' ) ) {
$q->set( 'post_type', 'product' );
} else {
$q->is_singular = true;
}
}
} elseif ( ! empty( $_GET['orderby'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
$q->set( 'page_id', (int) get_option( 'page_on_front' ) );
$q->is_page = true;
$q->is_home = false;
$q->is_singular = true;
}
}
// Fix product feeds.
if ( $q->is_feed() && $q->is_post_type_archive( 'product' ) ) {
$q->is_comment_feed = false;
}
// Special check for shops with the PRODUCT POST TYPE ARCHIVE on front.
if ( current_theme_supports( 'kkart' ) && $q->is_page() && 'page' === get_option( 'show_on_front' ) && absint( $q->get( 'page_id' ) ) === kkart_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.
kkart_maybe_define_constant( '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 https://core.trac.wordpress.org/ticket/21096.
global $wp_post_types;
$shop_page = get_post( kkart_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' ) );
}
} elseif ( ! $q->is_post_type_archive( 'product' ) && ! $q->is_tax( get_object_taxonomies( 'product' ) ) ) {
// Only apply to product categories, the product post archive, the shop page, product tags, and product attribute taxonomies.
return;
}
$this->product_query( $q );
}
/**
* Handler for the 'the_posts' WP filter.
*
* @param array $posts Posts from WP Query.
* @param WP_Query $query Current query.
*
* @return array
*/
public function handle_get_posts( $posts, $query ) {
if ( 'product_query' !== $query->get( 'kkart_query' ) ) {
return $posts;
}
$this->remove_product_query_filters( $posts );
return $posts;
}
/**
* Pre_get_posts above may adjust the main query to add Kkart logic. When this query is done, we need to ensure
* all custom filters are removed.
*
* This is done here during the_posts filter. The input is not changed.
*
* @param array $posts Posts from WP Query.
* @return array
*/
public function remove_product_query_filters( $posts ) {
$this->remove_ordering_args();
remove_filter( 'posts_clauses', array( $this, 'price_filter_post_clauses' ), 10, 2 );
return $posts;
}
/**
* This function used to be hooked to found_posts and adjust the posts count when the filtering by attribute
* widget was used and variable products were present. Now it isn't hooked anymore and does nothing but return
* the input unchanged, since the pull request in which it was introduced has been reverted.
*
* @since 4.4.0
* @param int $count Original posts count, as supplied by the found_posts filter.
* @param WP_Query $query The current WP_Query object.
*
* @return int Adjusted posts count.
*/
public function adjust_posts_count( $count, $query ) {
return $count;
}
/**
* Instance version of get_layered_nav_chosen_attributes, needed for unit tests.
*
* @return array
*/
protected function get_layered_nav_chosen_attributes_inst() {
return self::get_layered_nav_chosen_attributes();
}
/**
* Get the posts (or the ids of the posts) found in the current WP loop.
*
* @return array Array of posts or post ids.
*/
protected function get_current_posts() {
return $GLOBALS['wp_query']->posts;
}
/**
* WP SEO meta description.
*
* Hooked into wpseo_ hook already, so no need for function_exist.
*
* @return string
*/
public function wpseo_metadesc() {
return WPSEO_Meta::get_value( 'metadesc', kkart_get_page_id( 'shop' ) );
}
/**
* WP SEO meta key.
*
* Hooked into wpseo_ hook already, so no need for function_exist.
*
* @return string
*/
public function wpseo_metakey() {
return WPSEO_Meta::get_value( 'metakey', kkart_get_page_id( 'shop' ) );
}
/**
* Query the products, applying sorting/ordering etc.
* This applies to the main WordPress loop.
*
* @param WP_Query $q Query instance.
*/
public function product_query( $q ) {
if ( ! is_feed() ) {
$ordering = $this->get_catalog_ordering_args();
$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', $this->get_meta_query( $q->get( 'meta_query' ), true ) );
$q->set( 'tax_query', $this->get_tax_query( $q->get( 'tax_query' ), true ) );
$q->set( 'kkart_query', 'product_query' );
$q->set( 'post__in', array_unique( (array) apply_filters( 'loop_shop_post_in', array() ) ) );
// Work out how many products to query.
$q->set( 'posts_per_page', $q->get( 'posts_per_page' ) ? $q->get( 'posts_per_page' ) : apply_filters( 'loop_shop_per_page', kkart_get_default_products_per_row() * kkart_get_default_product_rows_per_page() ) );
// Store reference to this query.
self::$product_query = $q;
// Additonal hooks to change WP Query.
add_filter( 'posts_clauses', array( $this, 'price_filter_post_clauses' ), 10, 2 );
add_filter( 'the_posts', array( $this, 'handle_get_posts' ), 10, 2 );
do_action( 'kkart_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_price_asc_post_clauses' ) );
remove_filter( 'posts_clauses', array( $this, 'order_by_price_desc_post_clauses' ) );
remove_filter( 'posts_clauses', array( $this, 'order_by_popularity_post_clauses' ) );
remove_filter( 'posts_clauses', array( $this, 'order_by_rating_post_clauses' ) );
}
/**
* Returns an array of arguments for ordering products based on the selected values.
*
* @param string $orderby Order by param.
* @param string $order Order param.
* @return array
*/
public function get_catalog_ordering_args( $orderby = '', $order = '' ) {
// Get ordering from query string unless defined.
if ( ! $orderby ) {
// phpcs:ignore WordPress.Security.NonceVerification.Recommended
$orderby_value = isset( $_GET['orderby'] ) ? kkart_clean( (string) wp_unslash( $_GET['orderby'] ) ) : kkart_clean( get_query_var( 'orderby' ) );
if ( ! $orderby_value ) {
if ( is_search() ) {
$orderby_value = 'relevance';
} else {
$orderby_value = apply_filters( 'kkart_default_catalog_orderby', get_option( 'kkart_default_catalog_orderby', 'menu_order' ) );
}
}
// Get order + orderby args from string.
$orderby_value = is_array( $orderby_value ) ? $orderby_value : explode( '-', $orderby_value );
$orderby = esc_attr( $orderby_value[0] );
$order = ! empty( $orderby_value[1] ) ? $orderby_value[1] : $order;
}
// Convert to correct format.
$orderby = strtolower( is_array( $orderby ) ? (string) current( $orderby ) : (string) $orderby );
$order = strtoupper( is_array( $order ) ? (string) current( $order ) : (string) $order );
$args = array(
'orderby' => $orderby,
'order' => ( 'DESC' === $order ) ? 'DESC' : 'ASC',
'meta_key' => '', // @codingStandardsIgnoreLine
);
switch ( $orderby ) {
case 'id':
$args['orderby'] = 'ID';
break;
case 'menu_order':
$args['orderby'] = 'menu_order title';
break;
case 'title':
$args['orderby'] = 'title';
$args['order'] = ( 'DESC' === $order ) ? 'DESC' : 'ASC';
break;
case 'relevance':
$args['orderby'] = 'relevance';
$args['order'] = 'DESC';
break;
case 'rand':
$args['orderby'] = 'rand'; // @codingStandardsIgnoreLine
break;
case 'date':
$args['orderby'] = 'date ID';
$args['order'] = ( 'ASC' === $order ) ? 'ASC' : 'DESC';
break;
case 'price':
$callback = 'DESC' === $order ? 'order_by_price_desc_post_clauses' : 'order_by_price_asc_post_clauses';
add_filter( 'posts_clauses', array( $this, $callback ) );
break;
case 'popularity':
add_filter( 'posts_clauses', array( $this, 'order_by_popularity_post_clauses' ) );
break;
case 'rating':
add_filter( 'posts_clauses', array( $this, 'order_by_rating_post_clauses' ) );
break;
}
return apply_filters( 'kkart_get_catalog_ordering_args', $args, $orderby, $order );
}
/**
* Custom query used to filter products by price.
*
* @since 3.6.0
*
* @param array $args Query args.
* @param WP_Query $wp_query WP_Query object.
*
* @return array
*/
public function price_filter_post_clauses( $args, $wp_query ) {
global $wpdb;
// phpcs:ignore WordPress.Security.NonceVerification.Recommended
if ( ! $wp_query->is_main_query() || ( ! isset( $_GET['max_price'] ) && ! isset( $_GET['min_price'] ) ) ) {
return $args;
}
// phpcs:disable WordPress.Security.NonceVerification.Recommended
$current_min_price = isset( $_GET['min_price'] ) ? floatval( wp_unslash( $_GET['min_price'] ) ) : 0;
$current_max_price = isset( $_GET['max_price'] ) ? floatval( wp_unslash( $_GET['max_price'] ) ) : PHP_INT_MAX;
// phpcs:enable WordPress.Security.NonceVerification.Recommended
/**
* Adjust if the store taxes are not displayed how they are stored.
* Kicks in when prices excluding tax are displayed including tax.
*/
if ( kkart_tax_enabled() && 'incl' === get_option( 'kkart_tax_display_shop' ) && ! kkart_prices_include_tax() ) {
$tax_class = apply_filters( 'kkart_price_filter_widget_tax_class', '' ); // Uses standard tax class.
$tax_rates = KKART_Tax::get_rates( $tax_class );
if ( $tax_rates ) {
$current_min_price -= KKART_Tax::get_tax_total( KKART_Tax::calc_inclusive_tax( $current_min_price, $tax_rates ) );
$current_max_price -= KKART_Tax::get_tax_total( KKART_Tax::calc_inclusive_tax( $current_max_price, $tax_rates ) );
}
}
$args['join'] = $this->append_product_sorting_table_join( $args['join'] );
$args['where'] .= $wpdb->prepare(
' AND kkart_product_meta_lookup.min_price >= %f AND kkart_product_meta_lookup.max_price <= %f ',
$current_min_price,
$current_max_price
);
return $args;
}
/**
* Handle numeric price sorting.
*
* @param array $args Query args.
* @return array
*/
public function order_by_price_asc_post_clauses( $args ) {
$args['join'] = $this->append_product_sorting_table_join( $args['join'] );
$args['orderby'] = ' kkart_product_meta_lookup.min_price ASC, kkart_product_meta_lookup.product_id ASC ';
return $args;
}
/**
* Handle numeric price sorting.
*
* @param array $args Query args.
* @return array
*/
public function order_by_price_desc_post_clauses( $args ) {
$args['join'] = $this->append_product_sorting_table_join( $args['join'] );
$args['orderby'] = ' kkart_product_meta_lookup.max_price DESC, kkart_product_meta_lookup.product_id DESC ';
return $args;
}
/**
* WP Core does not let us change the sort direction for individual orderby params - https://core.trac.wordpress.org/ticket/17065.
*
* This lets us sort by meta value desc, and have a second orderby param.
*
* @param array $args Query args.
* @return array
*/
public function order_by_popularity_post_clauses( $args ) {
$args['join'] = $this->append_product_sorting_table_join( $args['join'] );
$args['orderby'] = ' kkart_product_meta_lookup.total_sales DESC, kkart_product_meta_lookup.product_id DESC ';
return $args;
}
/**
* Order by rating post clauses.
*
* @param array $args Query args.
* @return array
*/
public function order_by_rating_post_clauses( $args ) {
$args['join'] = $this->append_product_sorting_table_join( $args['join'] );
$args['orderby'] = ' kkart_product_meta_lookup.average_rating DESC, kkart_product_meta_lookup.rating_count DESC, kkart_product_meta_lookup.product_id DESC ';
return $args;
}
/**
* Join kkart_product_meta_lookup to posts if not already joined.
*
* @param string $sql SQL join.
* @return string
*/
private function append_product_sorting_table_join( $sql ) {
global $wpdb;
if ( ! strstr( $sql, 'kkart_product_meta_lookup' ) ) {
$sql .= " LEFT JOIN {$wpdb->kkart_product_meta_lookup} kkart_product_meta_lookup ON $wpdb->posts.ID = kkart_product_meta_lookup.product_id ";
}
return $sql;
}
/**
* Appends meta queries to an array.
*
* @param array $meta_query Meta query.
* @param bool $main_query If is main query.
* @return array
*/
public function get_meta_query( $meta_query = array(), $main_query = false ) {
if ( ! is_array( $meta_query ) ) {
$meta_query = array();
}
return array_filter( apply_filters( 'kkart_product_query_meta_query', $meta_query, $this ) );
}
/**
* Appends tax queries to an array.
*
* @param array $tax_query Tax query.
* @param bool $main_query If is main query.
* @return array
*/
public function get_tax_query( $tax_query = array(), $main_query = false ) {
if ( ! is_array( $tax_query ) ) {
$tax_query = array(
'relation' => 'AND',
);
}
// Layered nav filters on terms.
if ( $main_query ) {
foreach ( $this->get_layered_nav_chosen_attributes() as $taxonomy => $data ) {
$tax_query[] = array(
'taxonomy' => $taxonomy,
'field' => 'slug',
'terms' => $data['terms'],
'operator' => 'and' === $data['query_type'] ? 'AND' : 'IN',
'include_children' => false,
);
}
}
$product_visibility_terms = kkart_get_product_visibility_term_ids();
$product_visibility_not_in = array( is_search() && $main_query ? $product_visibility_terms['exclude-from-search'] : $product_visibility_terms['exclude-from-catalog'] );
// Hide out of stock products.
if ( 'yes' === get_option( 'kkart_hide_out_of_stock_items' ) ) {
$product_visibility_not_in[] = $product_visibility_terms['outofstock'];
}
// phpcs:disable WordPress.Security.NonceVerification.Recommended
// Filter by rating.
if ( isset( $_GET['rating_filter'] ) ) {
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
$rating_filter = array_filter( array_map( 'absint', explode( ',', wp_unslash( $_GET['rating_filter'] ) ) ) );
$rating_terms = array();
for ( $i = 1; $i <= 5; $i ++ ) {
if ( in_array( $i, $rating_filter, true ) && isset( $product_visibility_terms[ 'rated-' . $i ] ) ) {
$rating_terms[] = $product_visibility_terms[ 'rated-' . $i ];
}
}
if ( ! empty( $rating_terms ) ) {
$tax_query[] = array(
'taxonomy' => 'product_visibility',
'field' => 'term_taxonomy_id',
'terms' => $rating_terms,
'operator' => 'IN',
'rating_filter' => true,
);
}
}
// phpcs:enable WordPress.Security.NonceVerification.Recommended
if ( ! empty( $product_visibility_not_in ) ) {
$tax_query[] = array(
'taxonomy' => 'product_visibility',
'field' => 'term_taxonomy_id',
'terms' => $product_visibility_not_in,
'operator' => 'NOT IN',
);
}
return array_filter( apply_filters( 'kkart_product_query_tax_query', $tax_query, $this ) );
}
/**
* Get the main query which product queries ran against.
*
* @return WP_Query
*/
public static function get_main_query() {
return self::$product_query;
}
/**
* Get the tax query which was used by the main query.
*
* @return array
*/
public static function get_main_tax_query() {
$tax_query = isset( self::$product_query->tax_query, self::$product_query->tax_query->queries ) ? self::$product_query->tax_query->queries : array();
return $tax_query;
}
/**
* Get the meta query which was used by the main query.
*
* @return array
*/
public static function get_main_meta_query() {
$args = self::$product_query->query_vars;
$meta_query = isset( $args['meta_query'] ) ? $args['meta_query'] : array();
return $meta_query;
}
/**
* Based on WP_Query::parse_search
*/
public static function get_main_search_query_sql() {
global $wpdb;
$args = self::$product_query->query_vars;
$search_terms = isset( $args['search_terms'] ) ? $args['search_terms'] : array();
$sql = array();
foreach ( $search_terms as $term ) {
// Terms prefixed with '-' should be excluded.
$include = '-' !== substr( $term, 0, 1 );
if ( $include ) {
$like_op = 'LIKE';
$andor_op = 'OR';
} else {
$like_op = 'NOT LIKE';
$andor_op = 'AND';
$term = substr( $term, 1 );
}
$like = '%' . $wpdb->esc_like( $term ) . '%';
// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
$sql[] = $wpdb->prepare( "(($wpdb->posts.post_title $like_op %s) $andor_op ($wpdb->posts.post_excerpt $like_op %s) $andor_op ($wpdb->posts.post_content $like_op %s))", $like, $like, $like );
}
if ( ! empty( $sql ) && ! is_user_logged_in() ) {
$sql[] = "($wpdb->posts.post_password = '')";
}
return implode( ' AND ', $sql );
}
/**
* Get an array of attributes and terms selected with the layered nav widget.
*
* @return array
*/
public static function get_layered_nav_chosen_attributes() {
// phpcs:disable WordPress.Security.NonceVerification.Recommended
if ( ! is_array( self::$chosen_attributes ) ) {
self::$chosen_attributes = array();
if ( ! empty( $_GET ) ) {
foreach ( $_GET as $key => $value ) {
if ( 0 === strpos( $key, 'filter_' ) ) {
$attribute = kkart_sanitize_taxonomy_name( str_replace( 'filter_', '', $key ) );
$taxonomy = kkart_attribute_taxonomy_name( $attribute );
$filter_terms = ! empty( $value ) ? explode( ',', kkart_clean( wp_unslash( $value ) ) ) : array();
if ( empty( $filter_terms ) || ! taxonomy_exists( $taxonomy ) || ! kkart_attribute_taxonomy_id_by_name( $attribute ) ) {
continue;
}
$query_type = ! empty( $_GET[ 'query_type_' . $attribute ] ) && in_array( $_GET[ 'query_type_' . $attribute ], array( 'and', 'or' ), true ) ? kkart_clean( wp_unslash( $_GET[ 'query_type_' . $attribute ] ) ) : '';
self::$chosen_attributes[ $taxonomy ]['terms'] = array_map( 'sanitize_title', $filter_terms ); // Ensures correct encoding.
self::$chosen_attributes[ $taxonomy ]['query_type'] = $query_type ? $query_type : apply_filters( 'kkart_layered_nav_default_query_type', 'and' );
}
}
}
}
return self::$chosen_attributes;
// phpcs:disable WordPress.Security.NonceVerification.Recommended
}
/**
* Remove the add-to-cart param from pagination urls.
*
* @param string $url URL.
* @return string
*/
public function remove_add_to_cart_pagination( $url ) {
return remove_query_arg( 'add-to-cart', $url );
}
/**
* Return a meta query for filtering by rating.
*
* @deprecated 3.0.0 Replaced with taxonomy.
* @return array
*/
public function rating_filter_meta_query() {
return array();
}
/**
* Returns a meta query to handle product visibility.
*
* @deprecated 3.0.0 Replaced with taxonomy.
* @param string $compare (default: 'IN').
* @return array
*/
public function visibility_meta_query( $compare = 'IN' ) {
return array();
}
/**
* Returns a meta query to handle product stock status.
*
* @deprecated 3.0.0 Replaced with taxonomy.
* @param string $status (default: 'instock').
* @return array
*/
public function stock_status_meta_query( $status = 'instock' ) {
return array();
}
/**
* Layered nav init.
*
* @deprecated 2.6.0
*/
public function layered_nav_init() {
kkart_deprecated_function( 'layered_nav_init', '2.6' );
}
/**
* Get an unpaginated list all product IDs (both filtered and unfiltered). Makes use of transients.
*
* @deprecated 2.6.0 due to performance concerns
*/
public function get_products_in_view() {
kkart_deprecated_function( 'get_products_in_view', '2.6' );
}
/**
* Layered Nav post filter.
*
* @deprecated 2.6.0 due to performance concerns
*
* @param mixed $deprecated Deprecated.
*/
public function layered_nav_query( $deprecated ) {
kkart_deprecated_function( 'layered_nav_query', '2.6' );
}
/**
* Search post excerpt.
*
* @param string $where Where clause.
*
* @deprecated 3.2.0 - Not needed anymore since WordPress 4.5.
*/
public function search_post_excerpt( $where = '' ) {
kkart_deprecated_function( 'KKART_Query::search_post_excerpt', '3.2.0', 'Excerpt added to search query by default since WordPress 4.5.' );
return $where;
}
/**
* Remove the posts_where filter.
*
* @deprecated 3.2.0 - Nothing to remove anymore because search_post_excerpt() is deprecated.
*/
public function remove_posts_where() {
kkart_deprecated_function( 'KKART_Query::remove_posts_where', '3.2.0', 'Nothing to remove anymore because search_post_excerpt() is deprecated.' );
}
}
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