Change Shop to Store

add_action('after_setup_theme','avia_remove_woocommerce_breadcrumb');
function avia_remove_woocommerce_breadcrumb(){
    remove_filter('avia_breadcrumbs_trail','avia_woocommerce_breadcrumb');
    remove_filter('avf_title_args','avia_title_args_woopage');
}


add_filter('avia_breadcrumbs_trail','avia_custom_woocommerce_breadcrumb', 50, 2);

function avia_custom_woocommerce_breadcrumb($trail)
{
    global $avia_config;

    if(is_woocommerce())
    {

        $home       = $trail[0];
        $last       = array_pop($trail);
        $shop_id    = get_id_by_slug('store');
        $taxonomy   = "product_cat";

        // on the shop frontpage simply display the shop name, rather than shop name + "All Products"
        if(is_shop())
        {
            if(!empty($shop_id) && $shop_id  != -1)  $trail = array_merge( $trail, avia_breadcrumbs_get_parents( $shop_id ) );
            $last = "";

            if(is_search())
            {
                $last = __('Search results for:','avia_framework').' '.esc_attr($_GET['s']);
            }
        }

        // on the product page single page modify the breadcrumb to read [home] [if available:parent shop pages] [shop] [if available:parent categories] [category] [title]
        if(is_product())
        {
            //fetch all product categories and search for the ones with parents. if none are avalaible use the first category found
            $product_category = $parent_cat = array();
            $temp_cats = get_the_terms(get_the_ID(), $taxonomy);

            if(!empty($temp_cats))
            {
                foreach($temp_cats as $key => $cat)
                {
                    if($cat->parent != 0 && !in_array($cat->term_taxonomy_id, $parent_cat))
                    {
                        $product_category[] = $cat;
                        $parent_cat[] = $cat->parent;
                    }
                }

                //if no categories with parents use the first one
                if(empty($product_category)) $product_category[] = reset($temp_cats);

            }
            //unset the trail and build our own
            unset($trail);

            $trail[0] = $home;
            if(!empty($shop_id) && $shop_id  != -1)    $trail = array_merge( $trail, avia_breadcrumbs_get_parents( $shop_id ) );
            if(!empty($parent_cat)) $trail = array_merge( $trail, avia_breadcrumbs_get_term_parents( $parent_cat[0] , $taxonomy ) );
            if(!empty($product_category)) $trail[] = '<a href="' . get_term_link( $product_category[0]->slug, $taxonomy ) . '" title="' . esc_attr( $product_category[0]->name ) . '">' . $product_category[0]->name . '</a>';

        }


        // add the [shop] trail to category/tag pages: [home] [if available:parent shop pages] [shop] [if available:parent categories] [category/tag]
        if(is_product_category() || is_product_tag())
        {
            if(!empty($shop_id) && $shop_id  != -1)
            {
                $shop_trail = avia_breadcrumbs_get_parents( $shop_id ) ;
                array_splice($trail, 1, 0, $shop_trail);
            }
        }

        if(is_product_tag())
        {
            $last = __("Tag",'avia_framework').": ".$last;
        }


        if(!empty($last)) $trail[] = $last;
    }

    return $trail;
}

add_filter('avf_title_args','avia_title_args_custom_woopage', 10, 4);
function avia_title_args_custom_woopage($args)
{
    if(is_single() && is_product())
    {
        $args['heading'] = "strong";
        $args['title'] = "Store";
    }

    return $args;
}

function get_id_by_slug($page_slug) {
    $page = get_page_by_path($page_slug);
    if ($page) {
        return $page->ID;
    } else {
        return null;
    }
}