<?php

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$GLOBALS['et_builder_used_in_wc_shop'] = false;

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/**

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* Determines if current page is WooCommerce's shop page + uses builder.

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* NOTE: This has to be used after pre_get_post (et_builder_wc_pre_get_posts).

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*

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* @return bool

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*/

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function et_builder_used_in_wc_shop() {

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global $et_builder_used_in_wc_shop;

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return apply_filters(

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'et_builder_used_in_wc_shop',

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$et_builder_used_in_wc_shop

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);

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}

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/**

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* Use page.php as template for a page which uses builder & being set as shop page

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*

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* @param string path to template

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* @return string modified path to template

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*/

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function et_builder_wc_template_include( $template ) {

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// Detemine whether current page uses builder and set as

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if ( et_builder_used_in_wc_shop() && '' !== locate_template( 'page.php' ) ) {

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$template = locate_template( 'page.php' );

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}

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return $template;

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}

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add_filter( 'template_include', 'et_builder_wc_template_include', 20 );

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/**

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* Overwrite WooCommerce's custom query in shop page if the page uses builder.

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* After proper shop page setup (page selection + permalink flushed), the original

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* page permalink will be recognized as is_post_type_archive by WordPress' rewrite

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* URL when it is being parsed. This causes is_page() detection fails and no way

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* to get actual page ID on pre_get_posts hook, unless by doing reverse detection:

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*

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* 1. Check if current page is product archive page. Most page will fail on this.

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* 2. Afterward, if wc_get_page_id( 'shop' ) returns a page ID, it means that

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* current page is shop page (product post type archive) which is configured

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* in custom page. Next, check whether Divi Builder is used on this page or not.

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*

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* @param object query object

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* @param void

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*/

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function et_builder_wc_pre_get_posts( $query ) {

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global $et_builder_used_in_wc_shop;

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if ( is_admin() ) {

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return;

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}

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if ( ! $query->is_main_query() ) {

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return;

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}

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if ( $query->is_search() ) {

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return;

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}

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if ( ! class_exists( 'WooCommerce' ) ) {

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return;

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}

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if ( ! function_exists( 'wc_get_page_id' ) ) {

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return;

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}

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// Check if current page is product archive page. Most page will fail on this.

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// initially used is_shop(), but is_shop()'s is_page() check throws error at

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// this early hook on homepage if shop page !== page_on_front

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if ( ! is_post_type_archive( 'product' ) ) {

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return;

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}

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// Note that the following check is only performed on product archive page.

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$shop_page_id = wc_get_page_id( 'shop' );

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$shop_page_object = get_post( $shop_page_id );

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$is_shop_page_exist = isset( $shop_page_object->post_type ) && 'page' === $shop_page_object->post_type;

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if ( ! $is_shop_page_exist ) {

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return;

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}

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if ( ! et_pb_is_pagebuilder_used( $shop_page_id ) ) {

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return;

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}

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// Set et_builder_used_in_wc_shop() global to true

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$et_builder_used_in_wc_shop = true;

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// Overwrite page query. This overwrite enables is_page() and other standard

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// page-related function to work normally after pre_get_posts hook

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$query->set( 'page_id', $shop_page_id );

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$query->set( 'post_type', 'page' );

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$query->set( 'posts_per_page', 1 );

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$query->set( 'wc_query', null );

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$query->set( 'meta_query', array() );

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$query->is_singular = true;

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$query->is_page = true;

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$query->is_post_type_archive = false;

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$query->is_archive = false;

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// Avoid unwanted <p> at the beginning of the rendered builder

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remove_filter( 'the_content', 'wpautop' );

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}

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add_action( 'pre_get_posts', 'et_builder_wc_pre_get_posts' );

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/**

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* Remove woocommerce body classes if current shop page uses builder.

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* woocommerce-page body class causes builder's shop column styling to be irrelevant.

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*

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* @param array body classes

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* @return array modified body classes

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*/

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function et_builder_wc_body_class( $classes ) {

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if ( et_builder_used_in_wc_shop() ) {

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$classes = array_diff( $classes, array( 'woocommerce', 'woocommerce-page' ) );

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}

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return $classes;

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}

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add_filter( 'body_class', 'et_builder_wc_body_class' );

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