Sửa lỗi file tìm kiếm search của Flatsome bị treo khi tìm kiếm

Sửa file flatsome-live-search.php up đè tại :
/wp-content/themes/flatsome/inc/extensions/flatsome-live-search/flatsome-live-search.php

<?php

function flatsome_live_search_script() {
    global $extensions_uri;
    $theme   = wp_get_theme( get_template() );
    $version = $theme->get( 'Version' );
    wp_enqueue_script( 'flatsome-live-search', $extensions_uri . '/flatsome-live-search/flatsome-live-search.js', false, $version, true );
}

add_action( 'wp_enqueue_scripts', 'flatsome_live_search_script' );

/**
 * Search for posts and pages.
 *
 * @param  array $args
 *
 * @return array
 */
function flatsome_ajax_search_posts( $args ) {
    $defaults = $args;

    $args['s']         = apply_filters( 'flatsome_ajax_search_query', esc_attr( $_REQUEST['query'] ) );
    $args['post_type'] = apply_filters( 'flatsome_ajax_search_post_type', array( 'post', 'page' ) );

    $search_query   = http_build_query( $args );
    $query_function = apply_filters( 'flatsome_ajax_search_function', 'get_posts', $search_query, $args, $defaults );

    return ( ( $query_function == 'get_posts' ) || ! function_exists( $query_function ) ) ? get_posts( $args ) : $query_function( $search_query, $args, $defaults );
}

/**
 * Search for products.
 *
 * @param  array $args
 *
 * @return array
 */
function flatsome_ajax_search_products( $args ) {
    global $woocommerce;
    $ordering_args = $woocommerce->query->get_catalog_ordering_args( 'title', 'asc' );
    $defaults      = $args;

    $args['s']          = apply_filters( 'flatsome_ajax_search_products_search_query', esc_attr( $_REQUEST['query'] ) );
    $args['post_type']  = 'product';
    $args['orderby']    = $ordering_args['orderby'];
    $args['order']      = $ordering_args['order'];
    $args['meta_query'] = WC()->query->get_meta_query();
    $args['tax_query']  = array( 'relation' => 'AND' );
    $args               = flatsome_ajax_search_catalog_visibility( $args );

    if ( isset( $_REQUEST['product_cat'] ) ) {
        $args['tax_query'][] = array(
            'relation' => 'AND',
            array(
                'taxonomy' => 'product_cat',
                'field'    => 'slug',
                'terms'    => esc_attr( $_REQUEST['product_cat'] ),
            ),
        );
    }

    $search_query   = http_build_query( $args );
    $query_function = apply_filters( 'flatsome_ajax_search_function', 'get_posts', $search_query, $args, $defaults );

    return ( ( $query_function == 'get_posts' ) || ! function_exists( $query_function ) ) ? get_posts( $args ) : $query_function( $search_query, $args, $defaults );
}

/**
 * Search for products by SKU.
 *
 * @return array
 */
function flatsome_ajax_search_products_by_sku() {
    $query = apply_filters( 'flatsome_ajax_search_products_by_sku_search_query', esc_attr( $_REQUEST['query'] ) );

    $query_args = array(
        'post_status' => 'publish',
        'post_type'   => array( 'product', 'product_variation' ),
        'meta_query'  => array(
            array(
                'key'   => '_sku',
                'value' => $query,
            ),
        ),
        'tax_query'   => array(
            'relation' => 'AND',
        ),
    );

    $query_args = flatsome_ajax_search_catalog_visibility( $query_args );
    $results    = new WP_Query( $query_args );

    return $results->get_posts();
}

/**
 * Checks product catalog visibility with custom tax_query. (only queries the exclude-from-search term) and checks WC hide out of stock option.
 *
 * @param  array $args
 *
 * @return array
 */
function flatsome_ajax_search_catalog_visibility( $args ) {
    $product_visibility_term_ids = wc_get_product_visibility_term_ids();

    // Catalog visibility
    $args['tax_query'][] = array(
        'taxonomy' => 'product_visibility',
        'field'    => 'term_taxonomy_id',
        'terms'    => $product_visibility_term_ids['exclude-from-search'],
        'operator' => 'NOT IN',
    );

    // Hide out of stock
    if ( 'yes' === get_option( 'woocommerce_hide_out_of_stock_items' ) ) {
        $args['tax_query'][] = array(
            'relation' => 'AND',
            array(
                'taxonomy' => 'product_visibility',
                'field'    => 'term_taxonomy_id',
                'terms'    => $product_visibility_term_ids['outofstock'],
                'operator' => 'NOT IN',
            ),
        );
    }

    return $args;
}

/**
 * Search AJAX handler.
 *
 * @return array
 */
function flatsome_ajax_search() {
    // The string from search text field.
    $query        = apply_filters( 'flatsome_ajax_search_query', esc_attr( $_REQUEST['query'] ) );
    $products     = array();
    $posts        = array();
    $sku_products = array();

    $args = array(
        's'                   => $query,
        'orderby'             => '',
        'post_type'           => array(),
        'post_status'         => 'publish',
        'posts_per_page'      => 100,
        'ignore_sticky_posts' => 1,
        'post_password'       => '',
        'suppress_filters'    => false,
    );

    if ( is_woocommerce_activated() ) {
        $products     = flatsome_ajax_search_products( $args );
        $sku_products = get_theme_mod( 'search_by_sku', 0 ) ? flatsome_ajax_search_products_by_sku() : array();
    }

    if ( get_theme_mod( 'search_result', 1 ) && ! isset( $_REQUEST['product_cat'] ) ) {
        $posts = flatsome_ajax_search_posts( $args );
    }

    $results = array_merge( $products, $sku_products, $posts );

    $suggestions = array();

    foreach ( $results as $key => $post ) {
        if (is_woocommerce_activated() && ($post->post_type === 'product' || $post->post_type === 'product_variation') ) {
            $product       = wc_get_product( $post );
            $product_image = wp_get_attachment_image_src( get_post_thumbnail_id( $product->get_id() ) );

            $suggestions[] = array(
                'type'  => 'Product',
                'id'    => $product->get_id(),
                'value' => $product->get_title(),
                'url'   => $product->get_permalink(),
                'img'   => $product_image[0],
                'price' => $product->get_price_html(),
            );
        } else {
            $suggestions[] = array(
                'type'  => 'Page',
                'id'    => $post->ID,
                'value' => get_the_title( $post->ID ),
                'url'   => get_the_permalink( $post->ID ),
                'img'   => get_the_post_thumbnail_url( $post->ID, 'thumbnail' ),
                'price' => '',
            );
        }
    }

    if ( empty( $results ) ) {

        $no_results = is_woocommerce_activated() ? __( 'No products found.', 'woocommerce' ) : __( 'No matches found', 'flatsome' );

        $suggestions[] = array(
            'id'    => -1,
            'value' => $no_results,
            'url'   => '',
        );
    }

    echo json_encode( array( 'suggestions' => $suggestions ) );
    die();
}

add_action( 'wp_ajax_flatsome_ajax_search_products', 'flatsome_ajax_search' );
add_action( 'wp_ajax_nopriv_flatsome_ajax_search_products', 'flatsome_ajax_search' );