<?php
/**
 * WooCommerce Integration
 * =======================
 *
 * @since < 4.0
 * @since 4.5.6		modifications for sorting integrations with WC 3.5.7 (backwards comp. with config-356.php)
 * @since 5.3		removed global $woocommerce - replaced by WC()
 *					wrapped functions in function_exists()
 *
 *
 */
if( ! defined( 'ABSPATH' ) ) {  exit;  }    // Exit if accessed directly


if( ! function_exists( 'avia_woocommerce_enabled' ) )
{
	/**
	 * @since ????
	 * @since 5.3			modified to check for WC() also
	 * @return boolean|string
	 */
	function avia_woocommerce_enabled()
	{
		if( ! class_exists( 'WooCommerce', false ) )
		{
			return false;
		}

		//	exists since WC 2.1
		if( function_exists( 'WC' ) && function_exists( 'wc_get_template_part' ) )
		{
			return true;
		}

		return 'deprecated';
	}
}

if( ! function_exists( 'av_add_deprecated_notice' ) )
{
	function av_add_deprecated_notice()
	{
		echo '<div class="notice notice-error">';
		echo	'<p>' .  __( 'Attention! Please update WooCommerce to the latest version to properly display your products', 'avia_framework' ) . '</p>';
		echo '</div>';
	}
}

/**
 * check if the plugin is enabled, otherwise stop the script
 */
if( avia_woocommerce_enabled() !== true )
{
	if( avia_woocommerce_enabled() == 'deprecated' )
	{
		add_action( 'admin_notices', 'av_add_deprecated_notice' );
	}

	return false;
}

if( ! function_exists( 'avia_woocommerce_version_check' ) )
{
	/**
	 * Checks if WooCommerce version is >= $version
	 *
	 * @since < 4.0
	 * @param string $version
	 * @return boolean
	 */
	function avia_woocommerce_version_check( $version  )
	{
		if( version_compare( WC()->version, $version, '>=' ) )
		{
			return true;
		}

		return false;
	}
}

add_theme_support( 'woocommerce' );

global $avia_config;

/**
 * Product thumbnails
 *
 * @since WC 3.3.0 and 3.5.0  WC_Regenerate_Images regenerates the images and changes the sizes.
 * This leads to effect that customizer value for 'shop_catalog' overrides our setting in shop loop for product slider
 *
 */
$avia_config['imgSize']['shop_thumbnail'] 	= array( 'width' => 120, 'height' => 120 );
$avia_config['imgSize']['shop_catalog'] 	= array( 'width' => 450, 'height' => 450 );
$avia_config['imgSize']['shop_single'] 		= array( 'width' => 450, 'height' => 999, 'crop' => false );

avia_backend_add_thumbnail_size( $avia_config );

include( 'admin-options.php' );
include( 'admin-import.php' );
include( 'woocommerce-mod-css-dynamic.php' );


//register my own styles, remove wootheme stylesheet
if( ! is_admin() )
{
	add_action( 'wp_enqueue_scripts', 'avia_woocommerce_register_assets', 5 );
}

if( ! function_exists( 'avia_woocommerce_add_body_classes' ) )
{
	/**
	 * Add info about WC version to body
	 *
	 * @since 4.7.6.4
	 * @param array $classes
	 * @param array $class
	 * @return array
	 */
	function avia_woocommerce_add_body_classes( $classes, $class )
	{
		if( avia_woocommerce_version_check( '3.0' ) )
		{
			$classes[] = 'avia-woocommerce-30';
		}

		/**
		 * Adds the product class name to the body tag when ALB is active, required by WC scripts such as add-to-cart-variation.js
		 *
		 * https://kriesi.at/support/topic/sku-on-product-page-disappeared-with-theme-update/
		 * @since 4.9.1
		 */
		if( is_product() )
		{
			$id = get_the_ID();
			if( false !== $id && 'active' == Avia_Builder()->get_alb_builder_status( $id ) )
			{
				$classes[] = 'product';
			}
		}

		return $classes;
	}
}

add_filter( 'body_class', 'avia_woocommerce_add_body_classes', 10, 2 );


if( ! function_exists( 'avia_woocommerce_ignore_duplicate_post_types' ) )
{
	/**
	 * WooCommerce has its own duplicate product logic - remove Enfold link
	 *
	 * @since 5.6.9
	 * @param array $post_types
	 * @return array
	 */
	function avia_woocommerce_ignore_duplicate_post_types( $post_types = [] )
	{
		if( ! is_array( $post_types ) )
		{
			$post_types = [];
		}

		$post_types[] = 'product';

		return $post_types;
	}

	add_filter( 'avf_ignore_duplicate_post_types', 'avia_woocommerce_ignore_duplicate_post_types', 10, 1 );
}


if( ! function_exists( 'avia_get_woocommerce_term_meta' ) )
{
	/**
	 * Wrapper function as WC deprecated function get_woocommerce_term_meta with 3.6
	 *
	 * @since 4.5.6.1
	 * @param int $term_id
	 * @param string $key
	 * @param bool $single
	 * @return mixed
	 */
	function avia_get_woocommerce_term_meta( $term_id, $key, $single = true )
	{
		if( ! avia_woocommerce_version_check( '3.6' ) )
		{
			return get_woocommerce_term_meta( $term_id, $key, $single );
		}

		return function_exists( 'get_term_meta' ) ? get_term_meta( $term_id, $key, $single ) : get_metadata( 'woocommerce_term', $term_id, $key, $single );
	}
}

if( ! function_exists( 'avia_woocommerce_register_assets' ) )
{
	/**
	 * @since ????
	 */
	function avia_woocommerce_register_assets()
	{
		$vn = avia_get_theme_version();
		$min_js = avia_minify_extension( 'js' );
		$min_css = avia_minify_extension( 'css' );

		wp_enqueue_style( 'avia-woocommerce-css', AVIA_BASE_URL . "config-woocommerce/woocommerce-mod{$min_css}.css", array( 'avia-scs' ), $vn );

		if( version_compare( WC()->version, '2.7.0', '<' ) )
		{
			wp_enqueue_script( 'avia-woocommerce-js', AVIA_BASE_URL . 'config-woocommerce/woocommerce-mod-v26.js', array( 'jquery' ), $vn, true );
		}
		else
		{
			wp_enqueue_script( 'avia-woocommerce-js', AVIA_BASE_URL . "config-woocommerce/woocommerce-mod{$min_js}.js", array( 'jquery' ), $vn, true );
		}

		if( avia_woocommerce_version_check( '7.8.0' ) )
		{
			/**
			 * WC moved enqueue from frontend script to widget -> breaks our ajax cart
			 *
			 * @since 5.6.3
			 */
			if ( ! apply_filters( 'woocommerce_widget_cart_is_hidden', is_cart() || is_checkout() ) )
			{
				wp_enqueue_script( 'wc-cart-fragments' );
			}
		}
	}
}


if( version_compare( WC()->version, '2.1', '<' ) )
{
	define( 'WOOCOMMERCE_USE_CSS', false );
}
else
{
	if( ! function_exists( 'avia_woocommerce_enqueue_styles' ) )
	{
		/**
		 * @since ????
		 * @param array $styles
		 * @return array
		 */
		function avia_woocommerce_enqueue_styles( $styles )
		{
			$styles = array();

			return $styles;
		}
	}

	add_filter( 'woocommerce_enqueue_styles', 'avia_woocommerce_enqueue_styles' );
}

if( class_exists( 'WC_Bookings', false ) )
{
	require_once( 'config-woocommerce-bookings/config.php' ); //compatibility with woocommerce plugin
}


######################################################################
# config
######################################################################

//add avia_framework config defaults

$avia_config['shop_overview_column'] = get_option( 'avia_woocommerce_column_count' );		// columns for the overview page
$avia_config['shop_overview_products'] = get_option( 'avia_woocommerce_product_count' );	// products for the overview page

$avia_config['shop_single_column'] = 4;			// columns for related products and upsells
$avia_config['shop_single_column_items'] = 4;	// number of items for related products and upsells
$avia_config['shop_overview_excerpt'] = false;	// display excerpt

if( ! $avia_config['shop_overview_column'] )
{
	$avia_config['shop_overview_column'] = 3;
}

/**
 * Setup product gallery support depending on user settings and available WooCommerce galleries
 */
if( ! function_exists( 'avia_woocommerce_product_gallery_support_setup' ) )
{
	/**
	 *
	 * @since ????
	 */
	function avia_woocommerce_product_gallery_support_setup()
	{
		if( ! avia_woocommerce_version_check( '3.0.0' ) )
		{
			return;
		}

		$options = avia_get_option();

		//	Fallback, if options have not been saved
		if( ! array_key_exists( 'product_gallery', $options ) || ( 'wc_30_gallery' != $options['product_gallery'] ) )
		{
			$options['product_gallery'] = '';
		}

		if( 'wc_30_gallery' == $options['product_gallery'] )
		{
			add_theme_support( 'wc-product-gallery-zoom' );
				//	uncomment the following line if you want default WooCommerce lightbox - else Enfold lightbox will be used
//			add_theme_support( 'wc-product-gallery-lightbox' );
			add_theme_support( 'wc-product-gallery-slider' );
			add_theme_support( 'avia-wc-30-product-gallery-feature' );
		}

		return;
	}
}

if( did_action( 'woocommerce_init' ) )
{
	avia_woocommerce_product_gallery_support_setup();
}
else
{
	add_action( 'woocommerce_init', 'avia_woocommerce_product_gallery_support_setup', 10 );
}

######################################################################
# Allow to add WC structured data on template builder page
######################################################################
#
if( ! function_exists( 'avia_activate_wc_structured_data' ) )
{
	/**
	 * @since ????
	 * @param string $name
	 */
	function avia_activate_wc_structured_data( $name )
	{
		global $product;

		if( ! avia_woocommerce_version_check( '3.0.0' ) )
		{
			return;
		}

		//	Currently only on single product page with template builder required
		if( ! is_product() ||  ! $product instanceof WC_Product )
		{
			return;
		}

		/**
		 * Check necessary data in \woocommerce\includes\class-wc-structured-data.php
		 */
		if( ! did_action( 'woocommerce_before_main_content' ) )
		{
			WC()->structured_data->generate_website_data();
		}

		if( ! ( did_action( 'woocommerce_shop_loop' ) || did_action( 'woocommerce_single_product_summary' ) ) )
		{
			WC()->structured_data->generate_product_data();
		}

			//	not needed on single product page
		if( ! did_action( 'woocommerce_breadcrumb' ) )
		{
//			WC()->structured_data->generate_breadcrumblist_data();
		}
		if( ! did_action( 'woocommerce_review_meta' ) )
		{
//			WC()->structured_data->generate_review_data();
		}
		if( ! did_action( 'woocommerce_email_order_details' ) )
		{
//			WC()->structured_data->generate_order_data();
		}
	}
}

add_action( 'get_footer', 'avia_activate_wc_structured_data', 10, 1 );



if( ! function_exists( 'avia_woocommerce_lazy_load' ) )
{
	/**
	 * Remove default 'loading' attribute
	 * We hook before Enfold to remove lazy attribute
	 *
	 * @since 4.8.6.3
	 * @param array $attr
	 * @param WP_Post $attachment
	 * @param string|array $size
	 * @return array
	 */
	function avia_woocommerce_lazy_load( $attr, $attachment, $size )
	{
		global $product;

		//	Currently only on single product page
		if( ! is_product() ||  ! $product instanceof WC_Product )
		{
			return $attr;
		}

		/**
		 * Currently only for main image on product page because above the fold
		 *
		 * https://kriesi.at/support/topic/4-8-2-onwards-woocommerce-main-shop-image-is-being-lazy-loaded/
		 */
		if( is_string( $size ) && 'shop_single' == $size )
		{
			unset( $attr['loading'] );
		}

		return $attr;
	}
}

add_filter( 'wp_get_attachment_image_attributes', 'avia_woocommerce_lazy_load', 90, 3 );


if( ! function_exists( 'avia_woocommerce_page_content_post_types' ) )
{
	/**
	 * Add post type 'product' to display CPT in selectbox for ALB element custom layout
	 *
	 * @since 6.0
	 * @param array $post_types
	 * @return array
	 */
	function avia_woocommerce_page_content_post_types( array $post_types )
	{
		if( ! avia_woocommerce_enabled() )
		{
			return $post_types;
		}

		$post_types[] = 'product';

		return $post_types;
	}

	add_filter( 'avf_page_content_post_types', 'avia_woocommerce_page_content_post_types', 10, 1 );
}


######################################################################
# Create the correct template html structure
######################################################################

//remove woo defaults
remove_action( 'woocommerce_sidebar', 'woocommerce_get_sidebar', 10 );
remove_action( 'woocommerce_before_main_content', 'woocommerce_output_content_wrapper', 10 );
remove_action( 'woocommerce_after_main_content', 'woocommerce_output_content_wrapper_end', 10 );
remove_action( 'woocommerce_after_shop_loop_item', 'woocommerce_template_loop_add_to_cart', 10 );
remove_action( 'woocommerce_before_main_content', 'woocommerce_breadcrumb', 20, 0 );
remove_action( 'woocommerce_pagination', 'woocommerce_catalog_ordering', 20 );
remove_action( 'woocommerce_pagination', 'woocommerce_pagination', 10 );
remove_action( 'woocommerce_before_single_product', array( WC(), 'show_messages' ), 10 );


//add theme actions && filter
add_action( 'woocommerce_after_shop_loop_item_title', 'avia_woocommerce_overview_excerpt', 10 );
add_filter( 'loop_shop_columns', 'avia_woocommerce_loop_columns' );
add_filter( 'loop_shop_per_page', 'avia_woocommerce_product_count' );

//single page adds
add_action( 'avia_add_to_cart', 'woocommerce_template_single_add_to_cart', 30, 2 );


/*update woocommerce v2*/
remove_action( 'woocommerce_before_shop_loop', 'woocommerce_result_count', 20 );					/*remove result count above products*/
remove_action( 'woocommerce_before_shop_loop', 'woocommerce_catalog_ordering', 30 );				/*remove woocommerce ordering dropdown*/
remove_action( 'woocommerce_after_shop_loop_item_title', 'woocommerce_template_loop_rating', 5 );	//remove rating
remove_action( 'woocommerce_after_shop_loop', 'woocommerce_pagination', 10 );						//remove woo pagination



######################################################################
# FUNCTIONS
######################################################################


if( ! function_exists( 'avia_set_shop_page_id' ) )
{
	/**
	 * set the shop page id, otherwise avia_get_the_ID() can return a wrong id on the shop page
	 *
	 * @since ????
	 * @param int $id
	 * @return int
	 */
	function avia_set_shop_page_id( $id )
	{
		if( is_shop() )
		{
			$id = function_exists( 'wc_get_page_id' ) ? wc_get_page_id( 'shop' ) : woocommerce_get_page_id( 'shop' );
		}

		return $id;
	}
}

add_filter( 'avf_avia_get_the_ID', 'avia_set_shop_page_id', 10, 1 );


if( ! function_exists( 'avia_wc_force_posts_layout_settings' ) )
{
	/**
	 * Force to use "Layout" metabox settings for default shop page
	 *
	 * @since 5.6
	 * @param boolean $force_posts_layout_settings
	 * @param int $post_id
	 * @return boolean
	 */
	function avia_wc_force_posts_layout_settings( $force_posts_layout_settings, $post_id )
	{
		if( is_shop() )
		{
			$force_posts_layout_settings = true;
		}

		return $force_posts_layout_settings;
	}
}

add_filter( 'avf_force_posts_layout_settings', 'avia_wc_force_posts_layout_settings', 10, 2 );



if( ! function_exists( 'avia_woocommerce_thumbnail' ) )
{
	/**
	 * removes the default post image from shop overview pages and replaces it with this image
	 *
	 * @since ????
	 */
	function avia_woocommerce_thumbnail()
	{
		global $product;

		if( function_exists( 'wc_get_rating_html' ) )
		{
			$rating = wc_get_rating_html( $product->get_average_rating() );
		}
		else
		{
			$rating = $product->get_rating_html(); //get rating
		}

		$id = get_the_ID();

		/**
		 * Filter image size in ALB elements productslider and product grid
		 *
		 * @used_by				 avia_product_slider::html()			10
		 * @since 4.8
		 * @param string
		 * @return string
		 */
		$size = apply_filters( 'avf_wc_before_shop_loop_item_title_img_size', 'shop_catalog' );

		$image = get_the_post_thumbnail( $id , $size );

		//	try to get fallback image
		if( empty( $image ) )
		{
			$image_url = wc_placeholder_img_src( $size );
			if( ! empty( $image_url ) )
			{
				$image = '<img src="' . $image_url . '" height="450" width="450" loading="lazy" alt="' . __( 'Placeholder image', 'avia_framework' ) . '">';
			}
		}

		$html  = '<div class="thumbnail_container">';
		$html .=	avia_woocommerce_gallery_first_thumbnail( $id , $size );
		$html .=	$image;

		if( ! empty( $rating ) )
		{
			$html .= "<span class='rating_container'>{$rating}</span>";
		}
		if( $product->get_type() == 'simple' )
		{
			$html .= '<span class="cart-loading"></span>';
		}

		$html .= '</div>';

		echo $html;
	}
}

add_action( 'woocommerce_before_shop_loop_item_title', 'avia_woocommerce_thumbnail', 10 );
remove_action( 'woocommerce_before_shop_loop_item_title', 'woocommerce_template_loop_product_thumbnail', 10 );


if( ! function_exists( 'avia_woocommerce_gallery_first_thumbnail' ) )
{
	/**
	 *
	 * @since ????
	 * @param int $id
	 * @param string $size
	 * @param boolean $id_only
	 * @return string|int
	 */
	function avia_woocommerce_gallery_first_thumbnail( $id, $size, $id_only = false )
	{
		$image = '';
		$active_hover = get_post_meta( $id, '_product_hover', true );

		if( ! empty( $active_hover ) )
		{
			$product_gallery = get_post_meta( $id, '_product_image_gallery', true );

			if( ! empty( $product_gallery ) )
			{
				$gallery = explode( ',', $product_gallery );
				$image_id = $gallery[0];

				//return id only
				if( ! empty( $id_only ) )
				{
					return $image_id;
				}

				$image = wp_get_attachment_image( $image_id, $size, false, array( 'class' => "attachment-{$size} avia-product-hover" ) );
			}

			return $image;
		}
	}
}

if( ! function_exists( 'avia_add_cart_button' ) )
{
	/**
	 * add ajax cart / options buttons to the product
	 *
	 * @since ????
	 */
	function avia_add_cart_button()
	{
		global $product, $avia_config;

		if( $product->get_type() == 'bundle' )
		{
			$product = new WC_Product_Bundle( $product->get_id() );
		}

		$extraClass  = '';

		ob_start();
		woocommerce_template_loop_add_to_cart();
		$output = ob_get_clean();

		if( ! empty( $output ) )
		{
			$pos = strpos( $output, '>' );

			if( $pos !== false )
			{
				$output = substr_replace( $output, '><span ' . av_icon_string( 'cart' ) . '></span> ', $pos , strlen( 1 ) );
			}
		}


		if( $product->get_type() == 'variable' && empty( $output ) )
		{
			$output = '<a class="add_to_cart_button button product_type_variable" href="' . get_permalink( $product->get_id() ) . '"><span ' . av_icon_string( 'details' ) . '></span> ' . __( 'Select options', 'avia_framework' ) . '</a>';
		}

		if( in_array( $product->get_type(), array( 'subscription', 'simple', 'bundle' ) ) )
		{
			$output .= '<a class="button show_details_button" href="' . get_permalink( $product->get_id() ) . '"><span ' . av_icon_string( 'details' ) . '></span>  ' . __( 'Show Details', 'avia_framework' ) . '</a>';
		}
		else
		{
			$extraClass  = 'single_button';
		}

		if( empty( $extraClass ) )
		{
			$output .= ' <span class="button-mini-delimiter"></span>';
		}

		if( $output && ! post_password_required() && '' == avia_get_option( 'product_layout', '' ) )
		{
			echo "<div class='avia_cart_buttons {$extraClass}'>$output</div>";
		}
	}
}

add_action( 'woocommerce_after_shop_loop_item', 'avia_add_cart_button', 16 );


if( ! function_exists( 'avia_shop_overview_extra_div' ) )
{
	/**
	 * Wrap products on overview pages into an extra div for improved styling options.
	 * Adds 'product_on_sale' class if prodct is on sale
	 *
	 * @since ????
	 */
	function avia_shop_overview_extra_div()
	{
		global $product;

		$product_class = $product->is_on_sale() ? 'product_on_sale' : '';
		$product_class.= ' av-product-class-' . avia_get_option( 'product_layout' );

		echo "<div class='inner_product main_color wrapped_style noLightbox {$product_class}'>";
	}
}

if( ! function_exists( 'avia_close_div' ) )
{
	/**
	 * @since ????
	 */
	function avia_close_div()
	{
		echo '</div>';
	}
}

if( ! function_exists( 'avia_shop_overview_extra_header_div' ) )
{
	/**
	 * wrap product titles and sale number on overview pages into an extra div for improved styling options
	 *
	 * @since ????
	 */
	function avia_shop_overview_extra_header_div()
	{
		echo "<div class='inner_product_header'><div class='avia-arrow'></div>";
		echo 	"<div class='inner_product_header_table'>";
		echo 		"<div class='inner_product_header_cell'>";
	}
}

add_action( 'woocommerce_before_shop_loop_item', 'avia_shop_overview_extra_div', 5 );
add_action( 'woocommerce_after_shop_loop_item',  'avia_close_div', 1000 );

add_action( 'woocommerce_before_shop_loop_item_title', 'avia_shop_overview_extra_header_div', 20 );
add_action( 'woocommerce_after_shop_loop_item_title',  'avia_close_div', 1000 );
add_action( 'woocommerce_after_shop_loop_item_title',  'avia_close_div', 1001 );
add_action( 'woocommerce_after_shop_loop_item_title',  'avia_close_div', 1002 );

/**
 * remove on sale badge from usual location and add it to the bottom of the product
 */
remove_action( 'woocommerce_before_shop_loop_item_title', 'woocommerce_show_product_loop_sale_flash', 10 );
add_action( 'woocommerce_after_shop_loop_item_title', 'woocommerce_show_product_loop_sale_flash', 10 );


if( ! function_exists( 'avia_shop_nav' ) )
{
	/**
	 * Create the shop navigation with account links, as well as cart and checkout,
	 * Called as fallback function by the wp_nav_menu function in header.php
	 *
	 * @since ????
	 * @param array $args
	 * @return string
	 */
	function avia_shop_nav( $args )
	{
		$output = '';
		$url = avia_collect_shop_urls();

		$output .= '<ul>';

		if( is_user_logged_in() )
		{
			$current = $sub1 = $sub2 = $sub3 = '';

			if( is_account_page() )
			{
				$current = 'current-menu-item';
			}

			if( is_page( get_option( 'woocommerce_change_password_page_id' ) ) )
			{
				$sub1 = 'current-menu-item';
			}

			if( is_page( get_option( 'woocommerce_edit_address_page_id' ) ) )
			{
				$sub2 = 'current-menu-item';
			}

			if( is_page( get_option( 'woocommerce_view_order_page_id' ) ) )
			{
				$sub3 = 'current-menu-item';
			}

			$output .= "<li class='{$current} account_overview_link'><a href='" . $url['account_overview'] . "'>" . __( 'My Account', 'avia_framework' ) . '</a>';
			$output .=		'<ul>';
			$output .=			"<li class='{$sub1} account_change_pw_link'><a href='" . $url['account_change_pw'] . "'>" . __( 'Change Password', 'avia_framework' ) . '</a></li>';
			$output .=			"<li class='{$sub2} account_edit_adress_link'><a href='" . $url['account_edit_adress'] . "'>" . __( 'Edit Address', 'avia_framework' ) . '</a></li>';
			$output .=			"<li class='{$sub3} account_view_order_link'><a href='" . $url['account_view_order'] . "'>" . __( 'View Order', 'avia_framework' ) . '</a></li>';
			$output .=		'</ul>';
			$output .= '</li>';
			$output .= "<li class='account_logout_link'><a href='" . $url['logout'] . "'>" . __( 'Log Out', 'avia_framework' ) . '</a></li>';
		}
		else
		{
			$sub1 = $sub2 = '';

			if( is_page( get_option( 'woocommerce_myaccount_page_id' ) ) )
			{
				if( isset( $_GET['account_visible'] ) && $_GET['account_visible'] == 'register' )
				{
					$sub1 = 'current-menu-item';
				}

				if( isset( $_GET['account_visible'] ) && $_GET['account_visible'] == 'login' )
				{
					$sub2 = 'current-menu-item';
				}
			}

			$url_param = strpos( $url['account_overview'], '?' ) === false ? '?' : '&';

			if( get_option( 'woocommerce_enable_myaccount_registration' ) =='yes' )
			{
				$output .= "<li class='register_link {$sub1}'><a href='" . $url['account_overview'] . $url_param . "account_visible=register'>" . __( 'Register', 'avia_framework' ) . '</a></li>';
			}

			$output .= "<li class='login_link {$sub2}'><a href='" . $url['account_overview'] . $url_param . "account_visible=login'>" . __( 'Log In', 'avia_framework' ) . '</a></li>';
		}

		$output .= '</ul>';

		if( $args['echo'] == true )
		{
			echo $output;
		}
		else
		{
			return $output;
		}

	}
}

if( ! function_exists( 'avia_collect_shop_urls' ) )
{
	/**
	 * helper function that collects all the necessary urls for the shop navigation
	 *
	 * @since ????
	 * @return array
	 */
	function avia_collect_shop_urls()
	{
		$url = array(
					'cart'					=> WC()->cart instanceof WC_Cart ? WC()->cart->get_cart_url() : '',
					'checkout'				=> WC()->cart instanceof WC_Cart ? WC()->cart->get_checkout_url() : '',
					'account_overview'		=> get_permalink( get_option( 'woocommerce_myaccount_page_id' ) ),
					'account_edit_adress'	=> get_permalink( get_option( 'woocommerce_edit_address_page_id' ) ),
					'account_view_order'	=> get_permalink( get_option( 'woocommerce_view_order_page_id' ) ),
					'account_change_pw'		=> get_permalink( get_option( 'woocommerce_change_password_page_id' ) ),
					'logout'				=> wp_logout_url( home_url( '/' ) )
				);

		return $url;
	}
}


if( ! function_exists( 'avia_woocommerce_sidebar_filter' ) )
{
	/**
	 * check which page is displayed and if the automatic sidebar menu for subpages should be prevented
	 *
	 * @since ????
	 * @param string $menu
	 * @return string
	 */
	function avia_woocommerce_sidebar_filter( $menu )
	{
		$id = avia_get_the_ID();

		if( is_cart() || is_checkout() || get_option( 'woocommerce_thanks_page_id' ) == $id )
		{
			$menu = '';
		}

		return $menu;
	}
}

add_filter( 'avf_sidebar_menu_filter', 'avia_woocommerce_sidebar_filter', 10, 1 );



if( ! function_exists( 'avia_woocommerce_sidebar_pos' ) )
{
	/**
	 * check if a single product is displayed and always set the sidebar styling to that of a right sidebar
	 *
	 * @since ????
	 * @param string $sidebar
	 * @return string
	 */
	function avia_woocommerce_sidebar_pos( $sidebar )
	{
		if( is_product() )
		{
			$sidebar = 'sidebar_right';
		}

		return $sidebar;
	}
}

add_filter( 'avf_sidebar_position', 'avia_woocommerce_sidebar_pos', 10, 1 );



if( ! function_exists( 'avia_add_to_cart' ) )
{
	/**
	 * @since ????
	 * @deprecated 5.3				seems to be unused
	 * @param WP_Post $post
	 * @param WC_Product $product
	 */
	function avia_add_to_cart( $post, $product )
	{
		_deprecated_function( 'avia_add_to_cart', '5.3', 'will be removed in future - seems to be unused');

		echo '<div class="avia_cart avia_cart_' . $product->get_type() . '">';

			/**
			 * @since ????
			 * @param WP_Post $post
			 * @param WC_Product $product
			 */
			do_action( 'avia_add_to_cart', $post, $product );

		echo '</div>';
	}
}

/*
add_filter( 'single_product_small_thumbnail_size', 'avia_woocommerce_thumb_size' );
/**
 * replace thumbnail image size with full size image on single pages
 *
 * @deprecated ????  ( < 5.3  )
 * /
function avia_woocommerce_thumb_size()
{
	return 'shop_single';
}
*/

if( ! function_exists( 'avia_woocommerce_breadcrumb' ) )
{
	/**
	 * if we are viewing a woocommerce page modify the breadcrumb nav
	 *
	 * @since ????
	 * @param array $trail
	 * @param array $args
	 * @return array
	 */
	function avia_woocommerce_breadcrumb( $trail, $args )
	{
		global $avia_config;

		if( is_woocommerce() )
		{
			$front_id	= avia_get_option( 'frontpage' );
			$home 		= isset( $trail[0] ) ? $trail[0] : '';
			$last 		= array_pop( $trail );
			$shop_id 	= function_exists( 'wc_get_page_id' ) ? wc_get_page_id( 'shop' ) : woocommerce_get_page_id( 'shop' );
			$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_Breadcrumb_Trail()->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( is_array( $temp_cats ) && ! 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 = ( empty( $home ) ) ? array() : array( 0 => $home );

				if( ! empty( $shop_id ) && $shop_id  != -1 )
				{
					$trail = array_merge( $trail, Avia_Breadcrumb_Trail()->get_parents( $shop_id ) );
				}

				if( ! empty( $parent_cat ) )
				{
					$trail = array_merge( $trail, Avia_Breadcrumb_Trail()->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_Breadcrumb_Trail()->get_parents( $shop_id ) ;
					array_splice( $trail, 1, 0, $shop_trail );
				}
			}

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

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

			/**
			 * Allow to remove 'Shop' in breadcrumb when shop page is frontpage
			 *
			 * @since 4.2.7
			 */
			$trail_count = count( $trail );
			if( ( $front_id == $shop_id ) && ! empty( $home ) && ( $trail_count > 1 ) )
			{
				/**
				 * Filter to show shop title in breadcrumb
				 *
				 * @since ????
				 * @param array $trail
				 * @param array $args
				 * @return string					'hide' | ......
				 */
				$hide = apply_filters( 'avf_woocommerce_breadcrumb_hide_shop', 'hide', $trail, $args );
				if( 'hide' == $hide )
				{
					$title = get_the_title( $shop_id );

					for( $i = 1; $i < $trail_count; $i++ )
					{
						if( false !== strpos( $trail[ $i ], $title ) )
						{
							unset( $trail[ $i ] );
							break;
						}
					}

					$trail = array_merge( $trail );
				}
			}
		}

		return $trail;
	}
}

add_filter( 'avia_breadcrumbs_trail', 'avia_woocommerce_breadcrumb', 10, 2 );


if( ! function_exists( 'avia_woocommerce_before_main_content' ) )
{
	/**
	 * creates the avia framework container around the shop pages
	 *
	 * @since ????
	 */
	function avia_woocommerce_before_main_content()
	{
		global $avia_config;

		if( ! isset( $avia_config['shop_overview_column'] ) )
		{
			$avia_config['shop_overview_column'] = 'auto';
		}

		$id = get_option( 'woocommerce_shop_page_id' );
		$layout = get_post_meta( $id, 'layout', true );

		if( ! empty( $layout ) )
		{
				$avia_config['layout']['current'] = $avia_config['layout'][$layout];
				$avia_config['layout']['current']['main'] = $layout;
		}

		/**
		 * @since ????
		 * @param string $avia_config['layout']
		 * @param int $id
		 * @return string
		 */
		$avia_config['layout'] = apply_filters( 'avia_layout_filter', $avia_config['layout'], $id );

		$title_args = array();

		if( is_woocommerce() )
		{
			$t_link = '';

			if( is_shop() )
			{
				$title  = get_option( 'woocommerce_shop_page_title' );
			}

			$shop_id = function_exists( 'wc_get_page_id' ) ? wc_get_page_id( 'shop' ) : woocommerce_get_page_id( 'shop' );
			if( $shop_id && $shop_id != -1 )
			{
				if( empty( $title ) )
				{
					$title = get_the_title( $shop_id );
				}

				$t_link = get_permalink( $shop_id );
			}

			if( empty( $title ) )
			{
				$title  = __( 'Shop', 'avia_framework' );
			}

			if( is_product_category() || is_product_tag() )
			{
				global $wp_query;

				$tax = $wp_query->get_queried_object();
				$title = $tax->name;
				$t_link = '';
			}

			$title_args = array(
							'title'	=> $title,
							'link'	=> $t_link
						);
		}

		if( get_post_meta( get_the_ID(), 'header', true ) != 'no' )
		{
			echo avia_title( $title_args );
		}

		/**
		 * @since 6.0
		 */
		do_action( 'ava_after_main_title' );

		if( is_singular() )
		{
			$result = 'sidebar_right';
			$avia_config['layout']['current'] = $avia_config['layout'][ $result ];
			$avia_config['layout']['current']['main'] = $result;

		}

		$sidebar_setting = avia_layout_class( 'main' , false );

		echo "<div class='container_wrap container_wrap_first main_color {$sidebar_setting} template-shop shop_columns_" . $avia_config['shop_overview_column'] . "'>";
		echo	'<div class="container">';

		if( ! is_singular() )
		{
			$avia_config['overview'] = true;
		}
	}
}

add_action( 'woocommerce_before_main_content', 'avia_woocommerce_before_main_content', 10 );


if( ! function_exists( 'avia_woocommerce_after_main_content' ) )
{
	/**
	 * closes the avia framework container around the shop pages
	 *
	 * @since ????
	 */
	function avia_woocommerce_after_main_content()
	{
		global $avia_config;

		$avia_config['currently_viewing'] = 'shop';

		//reset all previous queries
		wp_reset_query();

		//get the sidebar
		if( ! is_singular() )
		{
			get_sidebar();
		}

//		echo		'</div>'; // end container - gets already closed at the top of footer.php
		echo	'</div>'; // end tempate-shop content
		echo '</div>'; // close default .container_wrap element
	}
}

add_action( 'woocommerce_after_main_content', 'avia_woocommerce_after_main_content', 10 );


if( ! function_exists( 'avia_woocommerce_custom_sidebar' ) )
{
	/**
	 *
	 * @since ????
	 * @param string $sidebar
	 * @return string
	 */
	function avia_woocommerce_custom_sidebar( $sidebar )
	{
		if( is_shop() )
		{
			$the_id = function_exists( 'wc_get_page_id' ) ? wc_get_page_id( 'shop' ) : woocommerce_get_page_id( 'shop' );
			$sidebar = get_post_meta( $the_id, 'sidebar', true );
		}

		return $sidebar;
	}
}

add_action( 'avf_custom_sidebar', 'avia_woocommerce_custom_sidebar', 10, 1 );


if( ! function_exists( 'avia_woocommerce_404_search' ) )
{
	/**
	 * wrap an empty product search into extra div
	 *
	 * @since ????
	 */
	function avia_woocommerce_404_search()
	{
		global $wp_query;

		if( ( is_search() || is_archive() ) && empty( $wp_query->found_posts ) )
		{
			echo "<div class='template-page template-search template-search-none content " . avia_layout_class( 'content', false ) . " units'>";
			echo '<div class="entry entry-content-wrapper" id="search-fail">';
		}
	}
}

add_action( 'woocommerce_before_main_content', 'avia_woocommerce_404_search', 9111, 1 );


if( ! function_exists( 'avia_woocommerce_404_search_close' ) )
{
	/**
	 * @since ????
	 */
	function avia_woocommerce_404_search_close()
	{
		global $wp_query;

		if( ( is_search() || is_shop() || is_archive() ) && empty( $wp_query->found_posts ) )
		{
			get_template_part( 'includes/error404' );

			echo	'</div>';
			echo '</div>'; // close default .container_wrap element
		}
	}
}

add_action( 'woocommerce_after_main_content', 'avia_woocommerce_404_search_close', 1 );


if( ! function_exists( 'avia_register_login_class' ) )
{
	/**
	 * modifies the class of a page so we can display single login and single register
	 *
	 * @since ????
	 * @param string $layout
	 * @return string
	 */
	function avia_register_login_class( $layout )
	{
		if( isset( $_GET['account_visible'] ) )
		{
			if( $_GET['account_visible'] == 'register' )
			{
				$layout .= ' template-register';
			}

			if( $_GET['account_visible'] == 'login' )
			{
				$layout .= ' template-login';
			}
		}

		return $layout;
	}
}

add_filter( 'avia_layout_class_filter_main', 'avia_register_login_class', 10, 1 );


if( ! function_exists( 'avia_woocommerce_before_shop_loop' ) )
{
	/**
	 * creates the avia framework content container around the shop loop
	 *
	 * @since ????
	 */
	function avia_woocommerce_before_shop_loop()
	{
		global $avia_config;

		if( isset( $avia_config['dynamic_template'] ) )
		{
			return;
		}

		$markup = avia_markup_helper( array( 'context' => 'content', 'echo' => false, 'post_type' => 'products' ) );

		echo "<main class='template-shop content " . avia_layout_class( 'content', false ) . " units' {$markup}><div class='entry-content-wrapper'>";
	}
}

add_action( 'woocommerce_before_shop_loop', 'avia_woocommerce_before_shop_loop', 1 );


if( ! function_exists( 'avia_woocommerce_after_shop_loop' ) )
{
	/**
	 * closes the avia framework content container around the shop loop
	 *
	 * @since ????
	 */
	function avia_woocommerce_after_shop_loop()
	{
		global $avia_config;

		if( isset( $avia_config['dynamic_template'] ) )
		{
			return;
		}

		if( isset( $avia_config['overview'] ) )
		{
			echo avia_pagination( '', 'nav' );
		}

		echo '</div></main>'; //end content
	}
}

add_action( 'woocommerce_after_shop_loop', 'avia_woocommerce_after_shop_loop', 10 );


if( ! function_exists( 'avia_woocommerce_overview_excerpt' ) )
{
	/**
	 * echo the excerpt
	 *
	 * @since ????
	 */
	function avia_woocommerce_overview_excerpt()
	{
		global $avia_config;

		if( ! empty( $avia_config['shop_overview_excerpt'] ) )
		{
			echo '<div class="product_excerpt">';
				the_excerpt();
			echo '</div>';
		}
	}
}

#
# creates the preview images based on page/category image
#
remove_action( 'woocommerce_archive_description', 'woocommerce_taxonomy_archive_description', 10 );
remove_action( 'woocommerce_product_archive_description', 'woocommerce_product_archive_description', 10 );

add_action( 'woocommerce_before_shop_loop', 'avia_woocommerce_overview_banner_image', 10 );
add_action( 'woocommerce_before_shop_loop', 'woocommerce_taxonomy_archive_description', 11 );
//add_action( 'woocommerce_before_shop_loop', 'woocommerce_product_archive_description', 12 ); //causes warning


if( ! function_exists( 'avia_woocommerce_overview_banner_image' ) )
{
	/**
	 *
	 * @since ????
	 */
	function avia_woocommerce_overview_banner_image()
	{
		global $avia_config;

//	removed 4.9 avia_is_dynamic_template()
//	if(avia_is_dynamic_template() || is_paged() || is_search() ) return false;

		if( is_paged() || is_search() )
		{
			return;
		}

		$image_size = 'entry_with_sidebar';
		$layout = avia_layout_class( 'main' , false );
		if( $layout == 'fullsize' )
		{
			$image_size = 'entry_without_sidebar';
		}

		if( is_shop() )
		{
			$shop_id = function_exists( 'wc_get_page_id' ) ? wc_get_page_id( 'shop' ) : woocommerce_get_page_id( 'shop' );
			if( $shop_id != -1 )
			{
				$image = get_the_post_thumbnail( $shop_id, $image_size );
				if( $image )
				{
					echo "<div class='page-thumb'>{$image}</div>";
				}
			}
		}

		if( is_product_category() )
		{
			global $wp_query;

			$image	= '';
			if( isset( $wp_query->query_vars['taxonomy'] ) )
			{
				$term = get_term_by( 'slug', get_query_var( $wp_query->query_vars['taxonomy'] ), $wp_query->query_vars['taxonomy'] );

				if( ! empty( $term->term_id ) )
				{
					$attachment_id = avia_get_woocommerce_term_meta( $term->term_id, 'thumbnail_id' );
					$style = avia_get_woocommerce_term_meta( $term->term_id, 'av_cat_styling' );

					//	display default WC thumbnail if banner image not selected
					if( ! empty( $attachment_id ) && empty( $style ) )
					{
						$args = [
								'title'	=> trim( strip_tags(get_post_field( 'post_title', $attachment_id ) ) ),
								'class' => "category_thumb attachment-{$image_size} size-{$image_size}"
							];

						$image = wp_get_attachment_image( $attachment_id, $image_size, false, $args );
						if( $image )
						{
							echo "<div class='page-thumb'>{$image}</div>";
						}
					}
				}
			}
		}
	}
}


if( ! function_exists( 'avia_woocommerce_big_cat_banner' ) )
{
	/**
	 *
	 * @since ????
	 */
	function avia_woocommerce_big_cat_banner()
	{
		if( is_product_category() )
		{
			global $wp_query, $avia_config;

			if( isset( $avia_config['woo-banner'] ) )
			{
				return;
			}

			if( isset( $wp_query->query_vars['taxonomy'] ) )
			{
				$term = get_term_by( 'slug', get_query_var( $wp_query->query_vars['taxonomy'] ), $wp_query->query_vars['taxonomy'] );
				if( ! empty( $term->term_id ) )
				{
					$style = avia_get_woocommerce_term_meta( $term->term_id, 'av_cat_styling' );

					if( empty( $style ) )
					{
						return;
					}

					$attachment_id = avia_get_woocommerce_term_meta( $term->term_id, 'thumbnail_id' );

					//	fallback to theme option if no attachment
					if( empty( $attachment_id ) )
					{
						return;
					}

					//	flag that we have a category image to display
					$avia_config['woo-banner-cat'] = true;

					remove_action( 'woocommerce_before_shop_loop', 'woocommerce_taxonomy_archive_description', 11 );

					$title_bar = avia_get_option( 'header_title_bar', 'hidden_title_bar' );

					switch( current_action() )
					{
						case 'ava_after_main_container':
							if( false !== strpos( $style, 'cat_banner_below' ) )
							{
								if( 'hidden_title_bar' != $title_bar )
								{
									return;
								}
							}
							break;
						case 'ava_after_main_title':
							//	'header_dark' is kept due to backwards comp with older sites
							if( false !== strpos( $style, 'header_dark' ) )
							{
								return;
							}
							break;
						default:
							return;
					}



					$description = term_description();
					$overlay = avia_get_woocommerce_term_meta( $term->term_id, 'av-banner-overlay' );
					$font = avia_get_woocommerce_term_meta( $term->term_id, 'av-banner-font' );
					$opacity = avia_get_woocommerce_term_meta( $term->term_id, 'av-banner-overlay-opacity' );

					echo avia_woocommerce_parallax_banner( $attachment_id, $overlay, $opacity, $description, $font, $style );

					$avia_config['woo-banner'] = true;
				}
			}
		}
	}

	add_action( 'ava_after_main_container', 'avia_woocommerce_big_cat_banner', 11 );
	add_action( 'ava_after_main_title', 'avia_woocommerce_big_cat_banner', 11 );
}

if( ! function_exists( 'avia_woocommerce_shop_banner' ) )
{
	/**
	 *
	 * @since ????
	 */
	function avia_woocommerce_shop_banner()
	{
		global $avia_config;

		$banner = avia_get_option( 'shop_banner', '' );

		if( empty( $banner ) || isset( $avia_config['woo-banner'] ) || isset( $avia_config['woo-banner-cat'] ) )
		{
			return;
		}

		$title_bar = avia_get_option( 'header_title_bar', 'hidden_title_bar' );
		$location = avia_get_option( 'shop_banner_location', '' );

		switch( current_action() )
		{
			case 'ava_after_main_container':
				if( 'av-shop-banner-below' == $location )
				{
					if( 'hidden_title_bar' != $title_bar )
					{
						return;
					}
				}
				break;
			case 'ava_after_main_title':
				if( '' == $location )
				{
					return;
				}
				break;
			default:
				return;
		}

		if( is_shop() || ( is_product_category() && avia_get_option( 'shop_banner_global' ) == 'shop_banner_global' ) && ! isset( $avia_config['woo-banner'] ) )
		{
			$options = avia_get_option();

			if( isset( $options['shop_banner'] )  && ( false !== strpos( $options['shop_banner'], 'av-active-shop-banner' ) ) )
			{
				$bg = $options['shop_banner_image'];
				$overlay = $options['shop_banner_overlay_color'];
				$opacity = $options['shop_banner_overlay_opacity'];
				$description = wpautop( $options['shop_banner_message'] );
				$font = $options['shop_banner_message_color'];

				echo avia_woocommerce_parallax_banner( $bg, $overlay, $opacity, $description, $font, $options['shop_banner'] );

				$avia_config['woo-banner'] = true;
			}
		}
	}

	add_action( 'ava_after_main_container', 'avia_woocommerce_shop_banner', 12 );
	add_action( 'ava_after_main_title', 'avia_woocommerce_shop_banner', 12 );
}


if( ! function_exists( 'avia_woocommerce_parallax_banner' ) )
{
	/**
	 *
	 * @since ????
	 * @since 6.0							added $effect and responsive image support
	 * @param string|int $bg
	 * @param string $overlay
	 * @param float $opacity
	 * @param string $description
	 * @param string $font
	 * @param string $effect				'...' | '... av-scroll' | '... av-responsive'
	 * @return string
	 */
	function avia_woocommerce_parallax_banner( $bg, $overlay, $opacity, $description, $font, $effect = '' )
	{
		$is_scroll = false !== strpos( $effect, 'av-scroll' );
		$is_responsive = false !== strpos( $effect, 'av-responsive' );
		$is_parallax = ! $is_scroll && ! $is_responsive;
		$bg_img = '';
		$img_tag = '';

		$title_attr = __( 'Shop Banner Image', 'avia_framework' );
		$markup_url = avia_markup_helper( array( 'context' => 'image_url', 'echo' => false ) );

		$image_size = $is_responsive ? 'featured' : 'extra_large';

		/**
		 * Filter the default image size for banner image
		 *
		 * @since 6.0
		 * @param string $image_size
		 * @param string|int $bg
		 * @param string $effect
		 * @return string
		 */
		$image_size = apply_filters( 'avf_woocommerce_default_banner_image_size', $image_size, $bg, $effect );

		if( is_numeric( $bg ) )
		{
			if( ! $is_responsive )
			{
				//$bg = wp_get_attachment_image_src( $bg, $image_size );
				$bg_image = wp_get_attachment_image_src($bg, $image_size);
				if (is_array($bg_image) && isset($bg_image[0])) {
    				$bg = $bg_image[0];
				} else {
    				$bg = '';
				}


				$bg_img = ( is_array( $bg ) && $bg[0] != '' ) ? $bg[0] : '';
			}
			else
			{
				$args = [
						'title'	=> trim( strip_tags(get_post_field( 'post_title', $bg ) ) )
					];

				$img_tag = wp_get_attachment_image( $bg, $image_size, false, $args );
			}
		}
		else
		{
			$bg_img = $bg;

			if( $is_responsive )
			{
				//	find attachment id - remove width and height
				$full = preg_replace('/-\d+[Xx]\d+\./', ".", $bg );
				$att_id = attachment_url_to_postid( esc_url( $full ) );

				$size = [];
				preg_match('/-\d+[Xx]\d+\./', $bg, $size );

				if( $att_id <= 0 )
				{
					//	fallback - we set an unresponsive default image
					$img_tag = "<img class='avia_image' src='{$bg}' alt='{$title_attr}' title='{$title_attr}' decoding='async' {$markup_url} />";
				}
				else
				{
					if( ! empty( $size ) )
					{
						$size = str_replace( 'X', 'x', $size[0] );
						$size = explode( 'x', $size );
						$w = str_replace( '-', '', $size[0] );
						$h = str_replace( '.', '', $size[1] );

						$imagedata = wp_get_attachment_metadata( $att_id );

						if( is_array( $imagedata ) && ! empty( $imagedata['sizes'] ) )
						{
							foreach( $imagedata['sizes'] as $_size => $data )
							{
								if( (int) $data['width'] === (int) $w && (int) $data['height'] === (int) $h )
								{
									$image_size = $_size;
									break;
								}
							}
						}
					}

					$args = [
							'title'	=> trim( strip_tags(get_post_field( 'post_title', $att_id ) ) )
						];

					$img_tag = wp_get_attachment_image( $att_id, $image_size, false, $args );
				}
			}
		}

		if( $font )
		{
			$font = "style='color:{$font};'";
		}

		if( $bg )
		{
			$bg = "background-image: url({$bg});";
		}

		$parallax_class = $is_parallax ? 'av-parallax' : '';
		$responsive_class = $is_responsive ? 'av-responsive-banner avia-section-small' : 'avia-section-large';
		$desc_tag = $is_responsive ? 'div' : 'h1';

		/**
		 * @since 5.6
		 * @param string $desc_tag
		 * @param string
		 */
		$desc_tag = apply_filters( 'avf_wc_parallax_banner_tag', $desc_tag );

		$output  = '';
		$output .= '<div id="av_product_description" class="avia-section main_color  avia-no-border-styling avia-full-stretch av-parallax-section av-section-color-overlay-active avia-bg-style-parallax container_wrap fullsize ' . $responsive_class . '" data-section-bg-repeat="stretch" ' . $font . '>';

		if( $is_parallax || $is_scroll )
		{
			$output .=	'<div class="' . $parallax_class . ' avia-full-stretch" data-avia-parallax-ratio="0.3">';
			$output .=		'<div class="av-parallax-inner av-parallax-woo" style="' . $bg . ' background-attachment: scroll; background-position: 50% 50%; background-repeat: no-repeat;">';
			$output .=		'</div>';
			$output .=	'</div>';
		}
		else
		{
			$output .=	$img_tag;
		}

		$output .=		'<div class="av-section-color-overlay-wrap">';

		if( ! $is_responsive && ! empty( $overlay ) )
		{
			$output .=		'<div class="av-section-color-overlay" style="opacity: ' . $opacity . '; background-color: ' . $overlay . '; "></div>';
		}

		$output .=			'<div class="container">';
		$output .=				'<main class="template-page content av-content-full alpha units">';

		if( $description )
		{
			$output .=				"<{$desc_tag} class='av-banner-description'>{$description}</{$desc_tag}>";
		}

		$output .=				'</main>';
		$output .=			'</div>';
		$output .=		'</div>';
		$output .= '</div>';

		return $output;
	}
}

if( ! function_exists( 'avia_woocommerce_advanced_title' ) )
{
	/**
	 * creates the title + description for overview pages
	 *
	 * @since ????
	 */
	function avia_woocommerce_advanced_title()
	{
		global $wp_query;

		$titleClass = '';
		$image = '';


		if( ! empty( $attachment_id ) )
		{
			$titleClass .= 'title_container_image ';
			$image = wp_get_attachment_image( $attachment_id, 'thumbnail', false, array( 'class' => 'category_thumb' ) );
		}

		echo "<div class='extralight-border title_container shop_title_container {$titleClass}'>";
		//echo avia_breadcrumbs();
		woocommerce_catalog_ordering();
		echo $image;
	}
}

if( ! function_exists( 'avia_woocommerce_loop_columns' ) )
{
	/**
	 * modify shop overview column count
	 *
	 * @since ????
	 * @return array
	 */
	function avia_woocommerce_loop_columns()
	{
		global $avia_config;

		return $avia_config['shop_overview_column'];
	}
}


if( ! function_exists( 'avia_woocommerce_product_count' ) )
{
	/**
	 * modify shop overview product count
	 *
	 * @since ????
	 * @return array
	 */
	function avia_woocommerce_product_count()
	{
		global $avia_config;

		return $avia_config['shop_overview_products'];
	}
}


if( ! function_exists( 'avia_woocommerce_cross_sale_count' ) )
{
	/**
	 * filter cross sells on the cart page. display 4 on fullwidth pages and 3 on carts with sidebar
	 *
	 * @since ????
	 * @param int $count
	 * @return int
	 */
	function avia_woocommerce_cross_sale_count( $count )
	{
		return 4;
	}
}

add_filter( 'woocommerce_cross_sells_total', 'avia_woocommerce_cross_sale_count', 10, 1 );
add_filter( 'woocommerce_cross_sells_columns', 'avia_woocommerce_cross_sale_count', 10, 1 );


#
# move cross sells below the shipping
#
remove_action( 'woocommerce_cart_collaterals', 'woocommerce_cross_sell_display' );
add_action( 'woocommerce_after_cart', 'woocommerce_cross_sell_display' , 10 );


#
# display tabs and related items within the summary wrapper
#
remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs', 10 );
add_action(    'woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs', 1 );


if( ! function_exists( 'avia_woocommerce_output_related_products' ) )
{
	/**
	 *
	 * @since ????
	 * @param int|false $items
	 * @param int|false $columns
	 * @return string
	 */
	function avia_woocommerce_output_related_products( $items = false, $columns = false )
	{
		global $avia_config;

		$output = '';

		if( ! $items )
		{
			$items = $avia_config['shop_single_column_items'];
		}

		if( ! $columns )
		{
			$columns = $avia_config['shop_single_column'];
		}

		ob_start();
		woocommerce_related_products(array( 'posts_per_page' => $items, 'columns' => $columns ) ); // X products, X columns
		$content = ob_get_clean();

		if( $content )
		{
			$output .= "<div class='product_column product_column_{$columns}'>";
		//		$output .=		'<h3>'.( __( 'Related Products', 'avia_framework' ) ).'</h3>';
			$output .=		$content;
			$output .= '</div>';
		}

		$avia_config['woo_related'] = $output;
		return $output;
	}
}

//	display upsells and related products within dedicated div with different column and number of products
remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_related_products',20 );
remove_action( 'woocommerce_after_single_product', 'woocommerce_output_related_products',10 );
add_action( 'woocommerce_after_single_product_summary', 'avia_woocommerce_output_related_products', 20 );


if( ! function_exists( 'avia_woocommerce_output_upsells' ) )
{
	/**
	 *
	 * @since ????
	 * @param int|false $items
	 * @param int|false $columns
	 * @return string
	 */
	function avia_woocommerce_output_upsells( $items = false, $columns = false )
	{
		global $avia_config;

		$output = '';

		if( ! $items )
		{
			$items = $avia_config['shop_single_column_items'];
		}

		if( ! $columns )
		{
			$columns = $avia_config['shop_single_column'];
		}

		ob_start();
		woocommerce_upsell_display( $items,$columns); // 4 products, 4 columns
		$content = ob_get_clean();

		if( $content)
		{
			$output .= "<div class='product_column product_column_{$columns}'>";
		//		$output .=		'<h3>'.( __( 'You may also like', 'avia_framework' ) ).'</h3>';
			$output .=		$content;
			$output .= '</div>';
		}

		$avia_config['woo_upsells'] = $output;
		return $output;
	}
}

//	display upsells and related products within dedicated div with different column and number of products
remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_upsell_display', 15 );
remove_action( 'woocommerce_after_single_product', 'woocommerce_upsell_display',10 );
add_action( 'woocommerce_after_single_product_summary', 'avia_woocommerce_output_upsells', 21 ); // needs to be called after the 'related product' function to inherit columns and product count


if( ! function_exists( 'avia_woocommerce_display_output_upsells' ) )
{
	/**
	 *
	 * @since ????
	 */
	function avia_woocommerce_display_output_upsells()
	{
		global $avia_config;

		$sells = isset( $avia_config['woo_upsells'] ) ? $avia_config['woo_upsells'] : '';
		$related = isset( $avia_config['woo_related'] ) ? $avia_config['woo_related'] : '';

		$products = $sells . $related;

		if( ! empty( $products ) )
		{
			$output  = '</div></div></div>';
			$output .= '<div id="av_section_1" class="avia-section alternate_color avia-section-small  container_wrap fullsize"><div class="container"><div class="template-page content  twelve alpha units">';
			$output .=		$products;

			echo $output;
		}
	}
}

add_action( 'woocommerce_after_single_product_summary', 'avia_woocommerce_display_output_upsells', 30 ); //display the related products and upsells


if( ! function_exists( 'avia_before_get_sidebar_template_builder' ) && avia_woocommerce_enabled() )
{
	/**
	 * Single Product page on ALB: we need to change sidebar - otherwise we have blog or page resulting in a wrong output
	 *
	 * @since 4.5.5
	 */
	function avia_before_get_sidebar_template_builder()
	{
		global $avia_config;

		if( is_product() )
		{
			$avia_config['currently_viewing'] = 'shop_single';
		}
		else if( is_page ( wc_get_page_id( 'shop' ) ) )
		{
			$avia_config['currently_viewing'] = 'shop';
		}
	}
}

add_action( 'ava_before_get_sidebar_template_builder', 'avia_before_get_sidebar_template_builder', 10 );


if( ! function_exists( 'avia_add_image_div' ) )
{
	/**
	 * wrap single product image in an extra div
	 *
	 * @since ????
	 */
	function avia_add_image_div()
	{
		$nolightbox = '';
		$icon = '';

		if( avia_woocommerce_version_check( '3.0.0' ) )
		{
			if( current_theme_supports( 'wc-product-gallery-lightbox' ) )
			{
				$nolightbox = 'noLightbox';
			}
			else if( current_theme_supports( 'avia-wc-30-product-gallery-feature' ) )
			{
				$nolightbox = 'noHover';

				/**
				 * WooCommerce limits sizes attribute to selected image size.
				 *
				 * @since 5.6
				 * @param boolean $use_max_image_size
				 * @return boolean
				 */
				$ignore = true === apply_filters( 'avf_wc_30_gallery_lightbox_use_max_image_size', true ) ? 'av-remove-size-attr' : '';

				$icon = "<div class='avia-wc-30-product-gallery-lightbox {$ignore}' " . av_icon_string( 'search' ) . "></div>";
			}
		}

		echo '<div class="' . $nolightbox . ' single-product-main-image alpha">' . $icon;
	}
}

add_action( 'woocommerce_before_single_product_summary', 'avia_add_image_div', 2 );


if( ! function_exists( 'avia_close_image_div' ) )
{
	/**
	 * wrap single product image in an extra div
	 *
	 * @since ????
	 */
	function avia_close_image_div()
	{
		global $avia_config;

		if( is_product() )
		{
			$avia_config['currently_viewing'] = 'shop_single';
			get_sidebar();
		}

		echo '</div>';
	}
}

add_action( 'woocommerce_before_single_product_summary', 'avia_close_image_div', 20 );


if( ! function_exists( 'avia_add_summary_div' ) )
{
	/**
	 * wrap single product summary in an extra div
	 *
	 * @since ????
	 */
	function avia_add_summary_div()
	{
		echo '<div class="single-product-summary">';
	}
}

add_action( 'woocommerce_before_single_product_summary', 'avia_add_summary_div', 25 );
add_action( 'woocommerce_after_single_product_summary',  'avia_close_div', 3 );


if( ! function_exists( 'avia_product_gallery_thumbnail_opener' ) )
{
	/**
	 * @since ????
	 */
	function avia_product_gallery_thumbnail_opener()
	{
		echo '<div class="thumbnails">';
	}
}

if( avia_woocommerce_version_check( '3.0.0' ) ) // in woocommerce 3.0.0
{
	add_action( 'woocommerce_product_thumbnails', 'avia_product_gallery_thumbnail_opener', 19 );
	add_action( 'woocommerce_product_thumbnails', 'avia_close_div', 21 );
}


if( ! function_exists( 'avia_woocommerce_frontend_search_params' ) )
{
	/**
	 * Displays a front end interface for modifying the shoplist query parameters like sorting order, product count etc
	 *
	 * @since < 4.0
	 */
	function avia_woocommerce_frontend_search_params()
	{
		global $avia_config;

		if( ! empty( $avia_config['woocommerce']['disable_sorting_options'] ) )
		{
			return;
		}

		$product_order = array();
		$product_sort = array();
		$params = array();

		$product_order['default']		= __( 'Default', 'avia_framework' );
		$product_order['menu_order']	= __( 'Custom', 'avia_framework' );
		$product_order['title']			= __( 'Name', 'avia_framework' );
		$product_order['price']			= __( 'Price', 'avia_framework' );
		$product_order['date']			= __( 'Date', 'avia_framework' );
		$product_order['popularity']	= __( 'Popularity (sales)', 'avia_framework' );
		$product_order['rating']		= __( 'Average rating', 'avia_framework' );
		$product_order['relevance']		= __( 'Relevance', 'avia_framework' );
		$product_order['rand']			= __( 'Random', 'avia_framework' );
		$product_order['id']			= __( 'Product ID', 'avia_framework' );

		/**
		 *
		 * @since 4.5.6.2
		 * @param array $product_order
		 * @return array
		 */
		$product_order = apply_filters( 'avf_wc_product_order_dropdown_frontend', $product_order );

		$product_sort['asc'] = __( 'Click to order products ascending', 'avia_framework' );
		$product_sort['desc'] = __( 'Click to order products descending', 'avia_framework' );

		$per_page_string = __( 'Products per page', 'avia_framework' );

		$per_page = get_option( 'avia_woocommerce_product_count' );
		if( ! $per_page )
		{
			$per_page = get_option( 'posts_per_page' );
		}

		/**
		 * ALB elements can return all elements = -1
		 */
		if( ! empty( $avia_config['woocommerce']['default_posts_per_page'] ) && is_numeric( $avia_config['woocommerce']['default_posts_per_page'] ) )
		{
			if( $avia_config['woocommerce']['default_posts_per_page'] > 0 )
			{
				$per_page = $avia_config['woocommerce']['default_posts_per_page'];
			}
		}

		parse_str( $_SERVER['QUERY_STRING'], $params );

		if( ! isset( $params['product_order'] ) )
		{
			$po_key = 'default';
		}
		else
		{
			$po_key = $params['product_order'];
		}

		if( ! isset( $params['product_sort'] ) )
		{
			$ps_key = ! empty( $avia_config['woocommerce']['product_sort'] ) ? $avia_config['woocommerce']['product_sort'] : 'asc';
		}
		else
		{
			$ps_key = $params['product_sort'];
		}

		if( 'default' == $po_key )
		{
			unset( $params['product_sort'] );
		}

		$params['avia_extended_shop_select'] = 'yes';

//		$po_key = ! empty( $avia_config['woocommerce']['product_order'] ) ? $avia_config['woocommerce']['product_order'] : $params['product_order'];
//		$ps_key = ! empty( $avia_config['woocommerce']['product_sort'] ) ? $avia_config['woocommerce']['product_sort'] : $params['product_sort'];
		$pc_key = ! empty( $avia_config['woocommerce']['product_count'] ) ? $avia_config['woocommerce']['product_count'] : $per_page;

		$ps_key = strtolower( $ps_key );

		$show_sort = ! in_array( $po_key, array( 'rand', 'popularity', 'rating', 'default' ) );

		$nofollow = 'rel="nofollow"';

		//generate markup
		$output  =	'';
		$output .=	'<div class="product-sorting">';
		$output .=		'<ul class="sort-param sort-param-order">';
		$output .=			"<li><span class='currently-selected'>" . __( 'Sort by', 'avia_framework' ) . " <strong>{$product_order[$po_key]}</strong></span>";
		$output .=				'<ul>';

		foreach ( $product_order as $order_key => $order_text )
		{
			$query_string = 'default' == $order_key ? avia_woo_build_query_string( $params, 'product_order', $order_key, 'product_sort' ) : avia_woo_build_query_string( $params, 'product_order', $order_key );

			$output .=				'<li' . avia_woo_active_class( $po_key, $order_key ) . '>';
			$output .=					"<a href='{$query_string}' {$nofollow}>";
			$output .=						"<span class='avia-bullet'></span>{$order_text}";
			$output .=					'</a>';
			$output .=				'</li>';
		}

		$output .=				'</ul>';
		$output .=			'</li>';
		$output .=		'</ul>';

		if( $show_sort )
		{
			$output .=	'<ul class="sort-param sort-param-sort">';
			$output .=		'<li>';

			if( $ps_key == 'desc' )
			{
			$output .=			"<a title='{$product_sort['asc']}' class='sort-param-asc'  href='" . avia_woo_build_query_string( $params, 'product_sort', 'asc' ) . "' {$nofollow}>{$product_sort['desc']}</a>";
			}
			if( $ps_key == 'asc' )
			{
			$output .=			"<a title='{$product_sort['desc']}' class='sort-param-desc' href='" . avia_woo_build_query_string( $params, 'product_sort', 'desc' ) . "' {$nofollow}>{$product_sort['asc']}</a>";
			}

			$output .=		'</li>';
			$output .=	'</ul>';
		}

		if( ! isset( $avia_config['woocommerce']['default_posts_per_page'] ) || ( $avia_config['woocommerce']['default_posts_per_page'] > 0 ) )
		{
			$output .=	"<ul class='sort-param sort-param-count'>";
			$output .=		"<li><span class='currently-selected'>" . __( 'Display', 'avia_framework' ) . " <strong>{$pc_key} {$per_page_string} </strong></span>";
			$output .=			'<ul>';
			$output .=				'<li' . avia_woo_active_class( $pc_key, $per_page ) . "><a href='" . avia_woo_build_query_string( $params, 'product_count', $per_page ) . "' {$nofollow}>		<span class='avia-bullet'></span>{$per_page} {$per_page_string}</a></li>";
			$output .=				'<li' . avia_woo_active_class( $pc_key, $per_page * 2 ) . "><a href='" . avia_woo_build_query_string( $params, 'product_count', $per_page * 2 ) . "' {$nofollow}>	<span class='avia-bullet'></span>" . ( $per_page * 2 ) . " {$per_page_string}</a></li>";
			$output .=				'<li' . avia_woo_active_class( $pc_key, $per_page * 3 ) . "><a href='" . avia_woo_build_query_string( $params, 'product_count', $per_page * 3 ) . "' {$nofollow}>	<span class='avia-bullet'></span>" . ( $per_page * 3 ) . " {$per_page_string}</a></li>";
			$output .=			'</ul>';
			$output .=		'</li>';
			$output .=	'</ul>';
		}

		$output .= '</div>';

		echo $output;
	}
}

add_action( 'woocommerce_before_shop_loop', 'avia_woocommerce_frontend_search_params', 20 );


if( ! function_exists( 'avia_woocommerce_ajax_search_params' ) )
{
	/**
	 * Add support for WC product display settings
	 *
	 * @since 4.7.3.1
	 * @param array|string $params
	 * @return array
	 */
	function avia_woocommerce_ajax_search_params( $params = array() )
	{
		if( ! avia_woocommerce_enabled() )
		{
			return $params;
		}

		if( ! avia_woocommerce_version_check( '3.0.0' ) )
		{
			return $params;
		}

		/**
		 *
		 * @since 4.7.3.1
		 * @param string $visibility			'show'|'hide'|'' for WC default
		 * @param string $context
		 * @return string						'show'|'hide'|'' for WC default
		 */
		$products_visibility = apply_filters( 'avf_ajax_search_woocommerce_params', '', 'out_of_stock' );

		/**
		 *
		 * @since 4.7.3.1
		 * @param string $visibility			'show'|'hide'|'' for WC default
		 * @param string $context
		 * @return string						'show'|'hide'|'' for all
		 */
		$prod_hidden = apply_filters( 'avf_ajax_search_woocommerce_params', '', 'hidden_products' );

		/**
		 *
		 * @since 4.7.3.1
		 * @param string $visibility			'show'|'hide'|'' for WC default
		 * @param string $context
		 * @return string						'show'|'hide'|'' for all
		 */
		$prod_featured = apply_filters( 'avf_ajax_search_woocommerce_params', '', 'featured_products' );

		// Meta query - replaced by Tax query in WC 3.0.0
		$meta_query = array();
		$tax_query = array();

		avia_wc_set_out_of_stock_query_params( $meta_query, $tax_query, $products_visibility );
		avia_wc_set_hidden_prod_query_params( $meta_query, $tax_query, $prod_hidden );
		avia_wc_set_featured_prod_query_params( $meta_query, $tax_query, $prod_featured );

		if( empty( $tax_query ) || ! is_array( $tax_query ) )
		{
			return $params;
		}

		//	Plugins might render a query string -> transform to array
		$params = wp_parse_args( $params );

		if( ! isset( $params['tax_query'] ) || ! is_array( $params['tax_query'] ) )
		{
			$params['tax_query'] = array();
		}

		foreach( $tax_query as $value )
		{
			$params['tax_query'][] = $value;
		}

		return $params;
	}
}

add_filter( 'avf_ajax_search_query', 'avia_woocommerce_ajax_search_params', 20, 1 );


if( ! function_exists( 'avia_woo_active_class' ) )
{
	/**
	 * Helper function to create the active list class
	 *
	 * @since ????
	 * @param string $key1
	 * @param string $key2
	 * @return string
	 */
	function avia_woo_active_class( $key1, $key2 )
	{
		return ( $key1 == $key2 ) ? ' class="current-param"' : '';
	}
}

if( ! function_exists( 'avia_woo_build_query_string' ) )
{
	/**
	 * helper function to build the query strings for the catalog ordering menu
	 *
	 * @since < 4.0
	 * @param array $params
	 * @param string $overwrite_key
	 * @param string $overwrite_value
	 * @param string $remove_key
	 * @return string
	 */
	function avia_woo_build_query_string( $params = array(), $overwrite_key = '', $overwrite_value = '', $remove_key = '' )
	{
		if( ! empty( $overwrite_key ) )
		{
			$params[ $overwrite_key ] = $overwrite_value;
		}

		if( ! empty( $remove_key ) )
		{
			unset( $params[ $remove_key ] );
		}

		$paged = ( array_key_exists( 'product_count', $params ) ) ? 'paged=1&' : '';

		return '?' . $paged . http_build_query( $params );
	}
}


if( ! function_exists( 'avia_woocommerce_overwrite_catalog_ordering' ) )
{
	/**
	 * Overwrite the query parameters from WooCommerce
	 *
	 * @since < 4.0
	 * @param array $args
	 * @return string
	 */
	function avia_woocommerce_overwrite_catalog_ordering( $args )
	{
		global $avia_config;

		if( empty( $avia_config['woocommerce'] ) )
		{
			$avia_config['woocommerce'] = array();
		}

		if( ! empty( $avia_config['woocommerce']['disable_sorting_options'] ) )
		{
			return $args;
		}

		/**
		 * WC added shortcodes that use this filter (e.g. products).
		 * We only need to alter the query when we have our select boxes.
		 *
		 * LIMITATION: It is not possible to mix shop overview (= shop) and other shortcodes because we cannot distinguish when this filter is called !!!
		 */
		if( ! isset( $_REQUEST['avia_extended_shop_select'] ) || ( 'yes' != $_REQUEST['avia_extended_shop_select'] ) )
		{
			$avia_config['woocommerce']['product_sort'] = strtolower( $args['order'] );
			$avia_config['woocommerce']['product_order'] = strtolower( $args['orderby'] );

			return $args;
		}

		//check the folllowing get parameters and session vars. if they are set overwrite the defaults
		$check = array( 'product_order', 'product_count', 'product_sort' );

		foreach( $check as $key )
		{
			if( isset( $_GET[ $key ] ) )
			{
				$_SESSION['avia_woocommerce'][ $key ] = esc_attr( $_GET[ $key ] );
			}
			if( isset( $_SESSION['avia_woocommerce'][ $key ] ) )
			{
				$avia_config['woocommerce'][ $key ] = $_SESSION['avia_woocommerce'][ $key ];
			}
		}

		// if user wants to use new product order remove the old sorting parameter
		if( isset( $_GET['product_order'] ) && ! isset( $_GET['product_sort'] ) && isset( $_SESSION['avia_woocommerce']['product_sort'] ) )
		{
			unset( $_SESSION['avia_woocommerce']['product_sort'], $avia_config['woocommerce']['product_sort'] );
		}

		$orderby = '';
		$order = '';

		/**
		 * Set the product sorting
		 */
		$product_sort = '';
		if( isset( $avia_config['woocommerce']['product_sort'] ) )
		{
			$product_sort = strtoupper( $avia_config['woocommerce']['product_sort'] );
			switch ( $product_sort )
			{
				case 'DESC':
				case 'ASC':
					break;
				default:
					$product_sort = 'ASC';
					break;
			}
		}

		/**
		 * Set the product order with default sortings
		 */
		$product_order = isset( $avia_config['woocommerce']['product_order'] ) ? $avia_config['woocommerce']['product_order'] :'';
		switch ( $product_order )
		{
			case 'id':
			case 'relevance':
			case 'date':
				$orderby = $product_order;
				$order = ! empty( $product_sort ) ? $product_sort : 'DESC';
				break;
			case 'menu_order':
			case 'title' :
			case 'price' :
				$orderby = $product_order;
				$order = ! empty( $product_sort ) ? $product_sort : 'ASC';
				break;
			case 'rand':
			case 'popularity':
			case 'rating':
				$orderby = $product_order;
				break;
			case 'default':
			default:
				$orderby = '';
				break;
		}

		WC()->query->remove_ordering_args();

		$old_disable_sorting_options = isset( $avia_config['woocommerce']['disable_sorting_options'] ) ? $avia_config['woocommerce']['disable_sorting_options'] : null;
		$avia_config['woocommerce']['disable_sorting_options'] = true;

		$new_args = WC()->query->get_catalog_ordering_args( $orderby, $order );

		if( ! is_null( $old_disable_sorting_options) )
		{
			$avia_config['woocommerce']['disable_sorting_options'] = $old_disable_sorting_options;
		}
		else
		{
			unset( $avia_config['woocommerce']['disable_sorting_options'] );
		}

		/**
		 * set the product count
		 */
		if( isset( $avia_config['woocommerce']['product_count'] ) && is_numeric( $avia_config['woocommerce']['product_count'] ) )
		{
			$avia_config['shop_overview_products_overwritten'] = true;
			$avia_config['shop_overview_products'] = (int) $avia_config['woocommerce']['product_count'];
		}

		$avia_config['woocommerce']['product_order'] = strtolower( $new_args['orderby'] );
		$avia_config['woocommerce']['product_sort'] = strtolower( $new_args['order'] );

		return $new_args;
	}
}

add_action( 'woocommerce_get_catalog_ordering_args', 'avia_woocommerce_overwrite_catalog_ordering', 20, 1 );


if( ! function_exists( 'avia_woocommerce_remove_hooks' ) )
{
	/**
	 * remove product information on password protected products
	 *
	 * @since ????
	 */
	function avia_woocommerce_remove_hooks()
	{
		/*remove content from password protected products*/
		if( post_password_required() )
		{
			add_action( 'woocommerce_after_single_product_summary', 'avia_woocommerce_echo_password', 1 );

			remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs', 1 );
			remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_price', 10 );
			remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_excerpt', 20 );
			remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_meta', 40 );
			remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_sharing', 50 );
			remove_action( 'woocommerce_before_single_product_summary', 'woocommerce_show_product_images', 20 );
			remove_action( 'woocommerce_product_thumbnails', 'woocommerce_show_product_thumbnails', 20 );
			remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_product_data_tabs', 10 );
			remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_upsell_display', 15 );
			remove_action( 'woocommerce_after_single_product_summary', 'woocommerce_output_related_products', 20 );
			remove_action( 'woocommerce_before_single_product_summary', 'woocommerce_show_product_sale_flash', 10 );
			remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 30 );
			remove_action( 'woocommerce_simple_add_to_cart', 'woocommerce_simple_add_to_cart', 30 );
			remove_action( 'woocommerce_grouped_add_to_cart', 'woocommerce_grouped_add_to_cart', 30 );
			remove_action( 'woocommerce_variable_add_to_cart', 'woocommerce_variable_add_to_cart', 30 );
			remove_action( 'woocommerce_external_add_to_cart', 'woocommerce_external_add_to_cart', 30 );
			remove_action( 'woocommerce_after_shop_loop_item', 'woocommerce_template_loop_add_to_cart', 10 );
			remove_action( 'woocommerce_before_shop_loop_item_title', 'woocommerce_template_loop_product_thumbnail', 10 );
			remove_action( 'woocommerce_after_shop_loop_item_title', 'woocommerce_template_loop_price', 10 );
			remove_action( 'woocommerce_after_shop_loop_item_title', 'woocommerce_template_loop_rating', 5 );
			remove_action( 'woocommerce_after_shop_loop_item_title', 'woocommerce_show_product_loop_sale_flash', 10 );
		}
	}
}

add_action( 'woocommerce_before_single_product', 'avia_woocommerce_remove_hooks' );


if( ! function_exists( 'avia_woocommerce_echo_password' ) )
{
	/**
	 * remove content from password protected products
	 *
	 * @since ????
	 */
	function avia_woocommerce_echo_password()
	{
		if( post_password_required() )
		{
			echo get_the_password_form();
		}
	}
}

add_action( 'ava_woocomemrce_password_protection_remove_hooks', 'avia_woocommerce_remove_hooks' );


if( ! function_exists( 'avia_woocommerce_product_gallery_support' ) )
{
	/**
	 * @since ????
	 */
	function avia_woocommerce_product_gallery_support()
	{
		if( avia_woocommerce_version_check( '3.0.0' ) && current_theme_supports( 'avia-wc-30-product-gallery-feature' ) )
		{
			remove_action( 'woocommerce_product_thumbnails', 'avia_product_gallery_thumbnail_opener', 19 );
			remove_action( 'woocommerce_product_thumbnails', 'avia_close_div', 21 );
		}
		else
		{
			add_filter( 'woocommerce_single_product_image_thumbnail_html', 'avia_woocommerce_gallery_thumbnail_description', 10, 4 );
		}
	}
}

if( did_action( 'woocommerce_init' ) )
{
	avia_woocommerce_product_gallery_support();
}
else
{
	add_action( 'woocommerce_init', 'avia_woocommerce_product_gallery_support', 50 );
}


if( ! function_exists( 'avia_woocommerce_set_single_page_image_size' ) )
{
	/**
	 * single page big image and thumbnails are using the same filter now.
	 * therefore we need to make sure that the images get the correct size by storing once the
	 * woocommerce_product_thumbnails action has been called
	 *
	 * @since ????
	 */
	function avia_woocommerce_set_single_page_image_size()
	{
		global $avia_config;

		if( ! isset( $avia_config['avwc-single-page-size'] ) )
		{
			$avia_config['avwc-single-page-size'] = 'shop_thumbnail';
		}
	}
}

add_action( 'woocommerce_product_thumbnails', 'avia_woocommerce_set_single_page_image_size' );


if( ! function_exists( 'avia_woocommerce_gallery_thumbnail_description' ) )
{
	/**
	 * Wrap images for lightbox support
	 *
	 * @since ???
	 * @since 5.0.1						support responsive images for lightbox
	 * @param string $img
	 * @param int $attachment_id
	 * @param int $post_id
	 * @param string $image_class
	 * @return string
	 */
	function avia_woocommerce_gallery_thumbnail_description( $img, $attachment_id, $post_id = '', $image_class = '' )
	{
		global $avia_config;

		$image_size = isset( $avia_config['avwc-single-page-size'] ) ? $avia_config['avwc-single-page-size'] : 'shop_single';

		$image = wp_get_attachment_image( $attachment_id, apply_filters( 'single_product_small_thumbnail_size', $image_size ) );

		if( empty( $image ) )
		{
			return $img;
		}

		$image_title = esc_attr( get_post_field( 'post_content', $attachment_id ) );

		//	get responsive lightbox image
		$link = AviaHelper::get_url( 'lightbox', $attachment_id, true );
		$lightbox_attr = Av_Responsive_Images()->html_attr_image_src( $link, false );

		$new_img  = '';
		$new_img .= "<a {$lightbox_attr} class='{$image_class}' title='{$image_title}' rel='prettyPhoto[product-gallery]'>";
		$new_img .=		$image;
		$new_img .= '</a>';

		return $new_img;
	}
}


if( ! function_exists( 'avia_title_args_woopage' ) )
{
	/**
	 *
	 * @since ????
	 * @param array $args
	 * @param int $id
	 * @return array
	 */
	function avia_title_args_woopage( $args, $id )
	{
		if( is_single() && is_product() )
		{
			$args['heading'] = 'strong';
		}

		return $args;
	}
}

add_filter( 'avf_title_args', 'avia_title_args_woopage', 10, 2 );


if( ! function_exists( 'avia_woocommerce_default_page' ) )
{
	/**
	 * Function that is able to overwrite the default 'shop' page used by woocommerce so the template builder can be used
	 * Will only be executed if the user has switched the 'shop' page to advanced layout builder. Default products are no longer displayed
	 * and the user needs to add a product grid element
	 *
	 * Can be activated by adding to your functions.php file:
	 *
	 * add_theme_support( 'avia_custom_shop_page' );
	 *
	 * @since ????
	 * @param WP_Query $query
	 * @return WP_Query
	 */
	function avia_woocommerce_default_page( $query )
	{
		if( current_theme_supports( 'avia_custom_shop_page' ) )
		{
			if( isset( $_REQUEST['s'] ) )
			{
				return $query;
			}

			if( ! $query->is_admin && $query->is_main_query() && ! $query->is_tax && $query->is_archive && $query->is_post_type_archive )
			{
				$vars = $query->query_vars;

				if( isset( $vars['post_type'] ) && 'product' == $vars['post_type'] )
				{
					$shop_page_id = wc_get_page_id( 'shop' );
					$builder_active = Avia_Builder()->get_alb_builder_status( $shop_page_id );

					if( $builder_active == 'active' )
					{
						$query->set( 'post_type', 'page' );
						$query->set( 'p', $shop_page_id );
						$query->set( 'meta_query', array() );

						$query->is_singular = true;
						$query->is_page = true;
						$query->is_archive = false;
						$query->is_post_type_archive = false;
						$query->query = array( 'p' => $shop_page_id, 'post_type' => 'page' );
					}
				}
			}
		}

		return $query;
	}
}

add_filter( 'pre_get_posts', 'avia_woocommerce_default_page' );


if( ! function_exists( 'avia_woocommerce_disable_editor' ) )
{
	/**
	 * Add info to backend shop page and product edit page
	 *
	 * @since ????
	 * @param array $params
	 * @return array
	 */
	function avia_woocommerce_disable_editor( $params )
	{
		if( ! current_theme_supports( 'avia_custom_shop_page' ) )
		{
			global $post_ID;

			$shop_page_id = wc_get_page_id( 'shop' );

			if( $post_ID == $shop_page_id )
			{
				$disabled = __( '(disabled)', 'avia_framework' );

				$params['visual_label'] 	= $params['visual_label']  . ' ' . $disabled;
				$params['default_label'] 	= $params['default_label'] . ' ' . $disabled;
				$params['button_class'] 	= 'av-builder-button-disabled';
				$params['disabled'] 		= true;
				$params['note'] 			= __( 'This page is set as the default WooCommerce Shop Overview and therefore does not support the Enfold advanced layout editor', 'avia_framework' ) . " <br/><a href='https://kriesi.at/documentation/enfold/custom-woocommerce-shop-overview/' target='_blank' rel='noopener noreferrer'>(" . __( 'Learn more', 'avia_framework' ) . ')</a>';
			}
		}

		if( avia_backend_get_post_type() == 'product' )
		{
			$params['noteclass'] = 'av-notice av-only-active';
			$params['note'] = __( 'Please note that the Advanced Layout Builder for products will not work with all WooCommerce Extensions', 'avia_framework' );
		}

		return $params;
	}
}

add_filter( 'avf_builder_button_params', 'avia_woocommerce_disable_editor' );


if( ! function_exists( 'avia_woocommerce_disable_editor_option' ) )
{
	/**
	 *
	 * @since ????
	 * @param boolean $params
	 * @param int $post_id
	 * @return boolean
	 */
	function avia_woocommerce_disable_editor_option( $params, $post_id )
	{
		if( ! current_theme_supports( 'avia_custom_shop_page' ) )
		{
			if( $post_id == wc_get_page_id( 'shop' ) )
			{
				$params = false;
			}
		}

		return $params;
	}
}

add_filter( 'avf_builder_active', 'avia_woocommerce_disable_editor_option', 10, 2 );


if( ! function_exists( 'avia_woocommerce_cart_placement' ) )
{
	/**
	 * Place the cart button according to the header layout (top/sidebar)
	 *
	 * @since ????
	 */
	function avia_woocommerce_cart_placement()
	{
		$cart_pos = avia_get_option( 'cart_icon', '' );

		if( 'no_cart' == $cart_pos )
		{
			return;
		}

		$position = avia_get_option( 'header_position',  'header_top' ) == 'header_top' ? 'ava_main_header' : 'ava_inside_main_menu';

		if( $cart_pos == 'always_display_menu' )
		{
			$position = 'ava_inside_main_menu';
			if( strpos( avia_get_option( 'header_layout' ), 'bottom_nav_header' ) !== false && avia_get_option( 'header_position' ) == 'header_top' )
			{
				$position = 'ava_before_bottom_main_menu';
			}
		}

		add_action( $position, 'avia_woocommerce_cart_dropdown', 10 );
	}
}

add_action( 'init', 'avia_woocommerce_cart_placement', 10 );


if( ! function_exists( 'avia_woocommerce_cart_pos' ) )
{
	/**
	 * Permanent display of cart button
	 *
	 * @since ????
	 * @param array $class
	 * @param array $necessary
	 * @param string $prefix
	 * @return array
	 */
	function avia_woocommerce_cart_pos( $class, $necessary, $prefix )
	{
		$cart_pos = avia_get_option( 'cart_icon', '' );

		if( 'no_cart' == $cart_pos )
		{
			return $class;
		}

		if( $prefix == 'html_' ) // only for the html tag
		{
			$cart = WC()->cart instanceof WC_Cart ? WC()->cart->get_cart() : null;

			if( $cart_pos == 'always_display' || ( ! empty( $cart ) ) )
			{
				$class[] = 'visible_cart';
			}

			if( $cart_pos == 'always_display_menu' )
			{
				$class[] = 'cart_at_menu';
			}
		}

		return $class;
	}
}

add_filter( 'avf_header_classes', 'avia_woocommerce_cart_pos', 10, 3 );


if( ! function_exists( 'avia_woocommerce_account_icon' ) )
{
	/**
	 * Appends a user account icon before search icon
	 *
	 * @since 5.3
	 * @param string $items
	 * @param array $args
	 * @return string
	 */
	function avia_woocommerce_account_icon ( $items, $args )
	{
		if( avia_get_option( 'shop_account_icon' ) == '' )
		{
			return $items;
		}

		if( avia_get_option( 'header_position', 'header_top' ) != 'header_top' )
		{
			return $items;
		}

		if( ( is_object( $args ) && $args->theme_location == 'avia' ) || ( is_string( $args ) && $args = 'fallback_menu' ) )
		{
			if( is_user_logged_in() )
			{
				$hidden_text = __( 'My Account', 'avia_framework' );
				$aria_label = __( 'Account Page Link', 'avia_framework' );
			}
			else
			{
				$hidden_text = __( 'Login / Register', 'avia_framework' );
				$aria_label = __( 'Login / Register Page Link', 'avia_framework' );
			}

			/**
			 * @since 5.3
			 * @param string $aria_label
			 * @param array $items
			 * @param stdClass $args
			 * @return string
			 */
			$aria_label = apply_filters( 'avf_woocommerce_account_icon_aria_label', $aria_label, $items, $args );

			$items .=	'<li id="menu-item-wc-account-icon" class="noMobile menu-item menu-item-account-icon menu-item-avia-special" role="menuitem">';
			$items .=		'<a aria-label="' . $aria_label . '" href="' . get_permalink( get_option( 'woocommerce_myaccount_page_id' ) ) . ' " title="' . $hidden_text . '" ' . av_icon_string( 'account', false ) . '>';
			$items .=			'<span class="avia_hidden_link_text">' . $aria_label . '</span>';
			$items .=		'</a>';
			$items .=	'</li>';
		}

		return $items;
	}
}

//	hook before search icon in main menu
add_filter( 'wp_nav_menu_items', 'avia_woocommerce_account_icon', 9995, 2 );
add_filter( 'avf_fallback_menu_items', 'avia_woocommerce_account_icon', 9995, 2 );


if( ! function_exists( 'avia_woocommerce_cart_dropdown' ) )
{
	/**
	 * @since ????
	 */
	function avia_woocommerce_cart_dropdown()
	{
		$cart_items = WC()->cart instanceof WC_Cart ? WC()->cart->get_cart_contents_count() : 0;
		$cart_subtotal =  WC()->cart instanceof WC_Cart ? WC()->cart->get_cart_subtotal() : 0;

		//	cart->get_cart_url() deprecated
		$link = function_exists( 'wc_get_cart_url' ) ? wc_get_cart_url() :  WC()->cart->get_cart_url();

		$id = '';
		$added = wc_get_notices( 'success' );
		$trigger = ! empty( $added ) ? 'av-display-cart-on-load' : '';
		$active = $cart_items > 0 ? 'av-active-counter' : '';

		if( avia_get_option( 'cart_icon' ) == 'always_display_menu' )
		{
			$id = 'id="menu-item-shop"';
		}


		$output  = '';
		$output .= "<ul {$id} class = 'menu-item cart_dropdown {$trigger}' data-success='" . __( 'was added to the cart', 'avia_framework' ). "'>";
		$output .=		'<li class="cart_dropdown_first">';
		$output .=			"<a class='cart_dropdown_link' href='{$link}'>";
		$output .=				'<span ' . av_icon_string( 'cart' ) . '></span>';
		$output .=				"<span class='av-cart-counter {$active}'>{$cart_items}</span>";
		$output .=				'<span class="avia_hidden_link_text">' . __( 'Shopping Cart', 'avia_framework' ) . '</span>';
		$output .=			'</a>';
		$output .=			"<!--<span class='cart_subtotal'>{$cart_subtotal}</span>-->";
		$output .=			'<div class="dropdown_widget dropdown_widget_cart">';
		$output .=				'<div class="avia-arrow"></div>';
		$output .=				'<div class="widget_shopping_cart_content"></div>';
		$output .=			'</div>';
		$output .=		'</li>';
		$output .= '</ul>';

		echo $output;
	}
}

if( ! function_exists( 'avia_woocommerce_add_to_cart_fragments' ) )
{
	/**
	 * @since 4.7.6.3
	 * @param array $fragments
	 * @return array
	 */
	function avia_woocommerce_add_to_cart_fragments( $fragments )
	{
		$cart_items = WC()->cart instanceof WC_Cart ? WC()->cart->get_cart_contents_count() : 0;
		$active = $cart_items > 0 ? 'av-active-counter' : '';

		$fragments['span.av-cart-counter'] = "<span class='av-cart-counter {$active}'>{$cart_items}</span>";

		return $fragments;
	}
}

add_filter( 'woocommerce_add_to_cart_fragments', 'avia_woocommerce_add_to_cart_fragments' );


if( ! function_exists( 'avia_wc_print_single_product_notices' ) )
{
	/**
	 * Print WC notices on single product pages
	 *
	 * @since 4.8.2
	 */
	function avia_wc_print_single_product_notices()
	{
		if( ! is_single() || ! is_product() )
		{
			return;
		}

		$notices = wc_print_notices( true );

		if( empty( $notices ) )
		{
			return;
		}

		$output = '';
		$show_notice = avia_get_option( 'add_to_cart_message' );

		if( ! empty( $show_notice ) )
		{
			$display = true;

			if( 'display_errors' == $show_notice )
			{
				$display = false !== strpos( $notices, 'woocommerce-error' );
			}

			if( $display )
			{
				$output .= '<div class="avia-wc-notice-box main_color">';
				$output .=		$notices;
				$output .= '</div>';
			}
		}

		/**
		 * @since 4.8.2
		 * @param string $output
		 * @param string $output
		 * @return string
		 */
		echo apply_filters( 'avf_wc_single_product_notice_box', $output, $notices );
	}
}

add_action( 'ava_before_content_templatebuilder_page', 'avia_wc_print_single_product_notices', 10 );


if( ! function_exists( 'avia_woocommerce_set_pages' ) )
{
	/**
	 * after importing demo pages make sure that if we got multiple shop/my account/etc pages (happens if the user used default woocommerce setup)
	 * to remove the duplicates and set the theme options properly
	 *
	 * @since ????
	 */
	function avia_woocommerce_set_pages()
	{
		global $wpdb;

		$pages = array(
				'shop' => array(
							'title'   => 'Shop',
							'slug'    => 'shop',
						),
				'cart' => array(
							'title'   => 'Cart',
							'slug'    => 'cart',
						),
				'checkout' => array(
							'title'   => 'Checkout',
							'slug'    => 'checkout',
						),
				'myaccount' => array(
							'title'   => 'My Account',
							'slug'    => 'my-account',
						)
			);

		/*query string to get multiple posts with the same name*/
		$pagequery = "SELECT ID FROM {$wpdb->posts} WHERE post_title = %s AND post_type='page'";


		foreach( $pages as $page )
		{
			$entries = $wpdb->get_results( $wpdb->prepare( $pagequery , $page['title'] ) );

			if( ! empty( $entries ) )
			{
				$keep = 0;
				$delete = array();

				//we got one post of that name. the user did not yet activate woocommerce setup or no page with that name was imported
				if( count( $entries ) === 1 )
				{
					$keep = $entries[0]->ID;
				}
				else //we got 2 or more entries. keep the one with the highest id as woocommerce setting and delete the other ones
				{
					foreach( $entries as $entry )
					{
						if( $entry->ID > $keep )
						{
							if( $keep )
							{
								$delete[] = $keep;
							}

							$keep = $entry->ID;
						}
						else
						{
							$delete[] = $entry->ID;
						}
					}
				}

				//delete the not required posts
				foreach( $delete as $delete_id )
				{
					wp_delete_post( $delete_id, true );
				}

				if( $keep > 0 )
				{
					//store the value of the $keep as the default woo setting
					$setting = str_replace( '-', '', $page['slug'] );
					update_option( 'woocommerce_' . $setting . '_page_id' , $keep );

					//modify the page slug and remove any numbers if necessary
					$update_post = array(
										'ID' 			=> $keep,
										'post_name' 	=> $page['slug']
									);

					wp_update_post( $update_post );
				}
			}
		}
	}
}

add_action( 'avia_after_import_hook', 'avia_woocommerce_set_pages' );
//add_action( 'ava_after_main_container', 'avia_woocommerce_set_pages' );


/**
 * Helper functions for template builder elements - Product grids, slideshows, ......
 * ==================================================================================
 *
 */
if( ! function_exists( 'avia_wc_set_out_of_stock_query_params' ) )
{
	/**
	 * Returns the query parameters for the 'product out of stock' feature for selecting the products
	 *
	 * @since 4.1.3
	 * @param array $meta_query
	 * @param array $tax_query
	 * @param string $products_visibility					'show'|'hide'|'' for WC default
	 */
	function avia_wc_set_out_of_stock_query_params( array &$meta_query, array &$tax_query, $products_visibility = '' )
	{
		/**
		 * Backwards compatibility WC < 3.0.0
		 */
		if( ! avia_woocommerce_version_check( '3.0.0' ) )
		{
			$meta_query[] = WC()->query->visibility_meta_query();
			$meta_query[] = WC()->query->stock_status_meta_query();

			$meta_query = array_filter( $meta_query );
		}
		else
		{
			switch( $products_visibility )
			{
				case 'show':
					$hide = 'no';
					break;
				case 'hide':
					$hide = 'yes';
					break;
				default:
					$hide = get_option( 'woocommerce_hide_out_of_stock_items', 'no' );
			}

			if( 'yes' == $hide )
			{
				$outofstock_term = get_term_by( 'name', 'outofstock', 'product_visibility' );
				if( $outofstock_term instanceof WP_Term )
				{
					$tax_query[] = array(
									'taxonomy'	=>	'product_visibility',
									'field'		=>	'term_taxonomy_id',
									'terms'		=>	array( $outofstock_term->term_taxonomy_id ),
									'operator'	=>	'NOT IN'
								);
				}
			}
		}
	}
}

if( ! function_exists( 'avia_wc_set_hidden_prod_query_params' ) )
{
	/**
	 * Returns the query parameters for the catalog visibility 'hidden' feature for selecting the products.
	 *
	 * @since 4.1.3
	 * @param array $meta_query
	 * @param array $tax_query
	 * @param string $catalog_visibility					'show'|'hide'|'' for all
	 */
	function avia_wc_set_hidden_prod_query_params( array &$meta_query, array &$tax_query, $catalog_visibility = '' )
	{
		if( avia_woocommerce_version_check( '3.0.0' ) )
		{
			switch( $catalog_visibility )
			{
				case 'show':
					$operator = 'IN';
					break;
				case 'hide':
					$operator = 'NOT IN';
					break;
				default:
					$operator = '';
			}

			if( in_array( $operator, array( 'IN', 'NOT IN' ) ) )
			{
				$hidden_term = get_term_by( 'name', 'exclude-from-catalog', 'product_visibility' );
				if( $hidden_term instanceof WP_Term )
				{
					$tax_query[] = array(
									'taxonomy'	=>	'product_visibility',
									'field'		=>	'term_taxonomy_id',
									'terms'		=>	array( $hidden_term->term_taxonomy_id ),
									'operator'	=>	$operator
								);
				}
			}
		}
	}
}

if( ! function_exists( 'avia_wc_set_featured_prod_query_params' ) )
{
	/**
	 * Returns the query parameters for the catalog visibility 'hidden' feature for selecting the products.
	 *
	 * @since 4.1.3
	 * @param array $meta_query
	 * @param array $tax_query
	 * @param string $catalog_visibility					'show'|'hide'|'' for all
	 */
	function avia_wc_set_featured_prod_query_params( array &$meta_query, array &$tax_query, $catalog_visibility = '' )
	{
		if( avia_woocommerce_version_check( '3.0.0' ) )
		{
			switch( $catalog_visibility )
			{
				case 'show':
					$operator = 'IN';
					break;
				case 'hide':
					$operator = 'NOT IN';
					break;
				default:
					$operator = '';
			}

			if( in_array( $operator, array( 'IN', 'NOT IN' ) ) )
			{
				$featured_term = get_term_by( 'name', 'featured', 'product_visibility' );
				if( $featured_term instanceof WP_Term )
				{
					$tax_query[] = array(
									'taxonomy'	=>	'product_visibility',
									'field'		=>	'term_taxonomy_id',
									'terms'		=>	array( $featured_term->term_taxonomy_id ),
									'operator'	=>	$operator
								);
				}
			}
		}
	}
}

if( ! function_exists( 'avia_wc_set_additional_filter_args' ) )
{
	/**
	 * Add additional filters from user selections in widget like
	 *		- minimum / maximum price filter
	 *
	 * @since 4.5.5
	 * @param array $meta_query
	 * @param array $tax_query
	 */
	function avia_wc_set_additional_filter_args( array &$meta_query, array &$tax_query )
	{
		/**
		 * Filter for Minimum / Maximum Price
		 */
		$args = array();
		if( isset( $_REQUEST['min_price'] ) && is_numeric( $_REQUEST['min_price'] ) )
		{
			$args['min_price'] = $_REQUEST['min_price'];
		}
		if( isset( $_REQUEST['max_price'] ) && is_numeric( $_REQUEST['max_price'] ) )
		{
			$args['max_price'] = $_REQUEST['max_price'];
		}

		if( ! empty( $args ) )
		{
			$meta_query[] = wc_get_min_max_price_meta_query( $args );
		}

		/**
		 * Additional filters - see woocommerce\includes\class-wc-query.php::get_tax_query()
		 * ==================
		 */
		$product_visibility_terms = wc_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'] );

		/**
		 * Filter for rating
		 */
		if ( isset( $_REQUEST['rating_filter'] ) )
		{
			$rating_filter = array_filter( array_map( 'absint', explode( ',', $_REQUEST['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,
				);
			}
		}

		/**
		 * Filter for additional attribute filters
		 */
		$layered_nav_chosen_attributes = WC_Query::get_layered_nav_chosen_attributes();

		foreach ( $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,
				);
			}
	}
}


if( ! function_exists( 'avia_wc_get_product_query_order_args' ) )
{
	/**
	 * Returns the ordering args, either the default catalog settings or the user selected.
	 * Calls standard WC function to set filter hooks for order by
	 * and removes previously set filter hooks
	 *
	 * @since < 4.0
	 * @modified 4.5.6
	 * @param string $order_by
	 * @param string $order
	 * @return array
	 */
	function avia_wc_get_product_query_order_args( $order_by = '', $order = '' )
	{
		$def_orderby = avia_wc_get_default_catalog_order_by();

		$order_by = empty( $order_by ) ? $def_orderby['orderby'] : $order_by;
		$order = empty( $order ) ? $def_orderby['order'] : $order;

				//	remove and set filter hooks !!
		WC()->query->remove_ordering_args();
		$ordering_args = WC()->query->get_catalog_ordering_args( $order_by, $order );

		return $ordering_args;
	}
}


if( ! function_exists( 'avia_wc_get_default_catalog_order_by' ) )
{
	/**
	 * Returns the default settings for catalog order by and clears any set filter hook by this function
	 *
	 * With Enfold 4.7.6.4 default $order extended to be equal to WC()->query->get_catalog_ordering_args()
	 *
	 * @since ????
	 * @return array
	 */
	function avia_wc_get_default_catalog_order_by()
	{
		//	does not always return correct values !!!
//		$args = WC()->query->get_catalog_ordering_args();

		/**
		 * @since ????
		 * @param string $orderby_value
		 * @return string
		 */
		$orderby_value = 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] );

		if( ! empty( $orderby_value[1] ) )
		{
			$order = $orderby_value[1];
		}
		else
		{
			switch( $orderby )
			{
				case 'relevance':
				case 'date':
					$order = 'DESC';
					break;
				default:
					$order = 'ASC';
					break;
			}
		}

		$args = array();

		$args['orderby'] = strtolower( $orderby );
		$args['order'] = ( 'DESC' === strtoupper( $order ) ) ? 'DESC' : 'ASC';
		$args['meta_key'] = '';

		return $args;
	}
}


if( ! function_exists( 'avia_wc_clear_catalog_ordering_args_filters' ) )
{
	/**
	 * Remove all filters set by a call to WC()->query->get_catalog_ordering_args();
	 *
	 * @since ????
	 */
	function avia_wc_clear_catalog_ordering_args_filters()
	{
		WC()->query->remove_ordering_args();
	}
}


if( ! function_exists( 'avia_wc_product_is_visible' ) )
{
	/**
	 * Allows to change the default visibility for products in catalog.
	 *
	 * WC checks this in the loop when showing products on a catalog page - as we allow user to show/hide products out of stock in various
	 * builder elements we have to force the display even if visibility is false
	 *
	 * @since ????
	 * @param boolean $visible
	 * @param int $product_id
	 * @return boolean
	 */
	function avia_wc_product_is_visible( $visible, $product_id )
	{
		global $avia_config;

		if( ! isset( $avia_config['woocommerce']['catalog_product_visibility'] ) )
		{
			return $visible;
		}

		switch( $avia_config['woocommerce']['catalog_product_visibility'] )
		{
			case 'show_all':
				return true;
			case 'hide_out_of_stock':
				$product = wc_get_product( $product_id );
				if( ! $product instanceof WC_Product )
				{
					return $visible;
				}
				return $product->is_in_stock();
			case 'use_default':
			default:
				return $visible;
		}
	}
}

add_filter( 'woocommerce_product_is_visible', 'avia_wc_product_is_visible', 10, 2 );


if( ! function_exists( 'avia_wc_remove_inline_terms' ) )
{
	/**
	 * If a template builder page with a fullwidth el is used for terms and conditions
	 * the terms and conditions are not displayed properly. we need to filter that.
	 * in case the user uses a template builder page do not display the inline terms.
	 * Returning an empty string will just show the link to the TOS page
	 *
	 * @since ????
	 * @param string $apply_filters
	 * @param string $raw_string
	 * @return string
	 */
	function avia_wc_remove_inline_terms( $apply_filters, $raw_string )
	{
		if( is_checkout() )
		{
			$id = wc_get_page_id( 'terms' );

			if( get_post_meta( $id, '_aviaLayoutBuilder_active', true ) == 'active' )
			{
				return '';
			}
		}

		return $apply_filters;
	}
}

add_filter( 'woocommerce_format_content', 'avia_wc_remove_inline_terms', 10, 2 );


if( ! function_exists( 'avia_wc_filter_terms_page_selection' ) )
{
	/**
	 * Filter the content description for TOS page selection
	 *
	 * @since ????
	 * @param array $settings
	 * @return array
	 */
	function avia_wc_filter_terms_page_selection( $settings )
	{
		foreach( $settings as $key => $setting )
		{
			if( isset( $setting['id'] ) && ( $setting['id'] == 'woocommerce_terms_page_id' ) )
			{
				$settings[$key]['desc'] .= '<br><br>' . __( 'Attention! Pages built with the Enfold Advanced Template Builder will not be displayed at the bottom of the checkout page but only with a link.', 'avia_framework' );
				break;
			}
		}

		return $settings;
	}
}

add_filter( 'woocommerce_get_settings_checkout' , 'avia_wc_filter_terms_page_selection', 10 , 2 );


/**
 * Force WC images in widgets to have Enfold default image size
 * ============================================================
 *
 * @since 4.4.2
 * @added_by Günter
 */
global $avia_wc_product_widget_active;
$avia_wc_product_widget_active = false;

if( ! function_exists( 'avia_wc_widget_product_item_start' ) )
{
	/**
	 * Set a global variable to limit changeing to widget areas only
	 *
	 * @since 4.4.2
	 * @added_by Günter
	 * @param array $args
	 * @return array
	 */
	function avia_wc_widget_product_item_start( $args )
	{
		global $avia_wc_product_widget_active;

		/**
		 * @since 4.4.2
		 * @return boolean
		 */
		if( false !== apply_filters( 'avf_wc_widget_product_image_size_ignore', false, $args ) )
		{
			return;
		}

		$avia_wc_product_widget_active = true;
	}
}

add_action( 'woocommerce_widget_product_item_start', 'avia_wc_widget_product_item_start', 10, 1 );


if( ! function_exists( 'avia_wc_widget_product_image_size' ) )
{
	/**
	 * Modify default WC behaviour.
	 * Based on the function WC_Product::get_image
	 *
	 * @since 4.4.2
	 * @param string $image
	 * @param WC_Product $product
	 * @param string $size
	 * @param array $attr
	 * @param boolean $placeholder
	 * @param string $image1
	 * @return string
	 */
	function avia_wc_widget_product_image_size( $image, $product, $size, $attr, $placeholder, $image1 )
	{
		global $avia_wc_product_widget_active, $avia_config;

		if( ! $avia_wc_product_widget_active )
		{
			return $image;
		}

		/**
		 * @since 4.4.2
		 * @return string
		 */
		$size = apply_filters( 'avf_wc_widget_product_image_size', 'widget', $product, $size, $attr, $placeholder );

		if( has_post_thumbnail( $product->get_id() ) )
		{
			$image = get_the_post_thumbnail( $product->get_id(), $size, $attr );
		}
		else if( ( $parent_id = wp_get_post_parent_id( $product->get_id() ) ) && has_post_thumbnail( $parent_id ) )  // @phpcs:ignore Squiz.PHP.DisallowMultipleAssignments.Found
		{
			$image = get_the_post_thumbnail( $parent_id, $size, $attr );
		}
		else if( $placeholder )
		{
			$image = wc_placeholder_img( $size );
		}
		else
		{
			$image = '';
		}

		return $image;
	}
}

add_filter( 'woocommerce_product_get_image', 'avia_wc_widget_product_image_size', 10, 6 );


if( ! function_exists( 'avia_wc_widget_product_item_end' ) )
{
	/**
	 * Reset a global variable to limit changeing to widget areas only
	 *
	 * @since 4.4.2
	 * @param array $args
	 */
	function avia_wc_widget_product_item_end( $args )
	{
		global $avia_wc_product_widget_active;

		$avia_wc_product_widget_active = false;
	}
}

add_action( 'woocommerce_widget_product_item_end', 'avia_wc_widget_product_item_end', 10, 1 );


/**
 * Fix problem with ALB pages used as 'Terms and Conditions' page on checkout.
 * WC loads page content above the checkbox with js. With ALB this breaks and might also lead to styling problems.
 * Therefore we link to an external page.
 *
 * Up to WC 3.4.5 no hooks are provided to fix this in php. Therefore we have to add a js snippet.
 *
 * @since 4.4.2
 * @added_by Günter
 */
if( ! is_admin() && avia_woocommerce_version_check( '3.4.0' ) )
{
	if( ! function_exists( 'avia_wc_checkout_terms_and_conditions' ) )
	{
		/**
		 * @since 4.4.2
		 */
		function avia_wc_checkout_terms_and_conditions()
		{
			$terms_id = wc_get_page_id( 'terms' );

			if( 'active' == Avia_Builder()->get_alb_builder_status( $terms_id ) )
			{
				add_action( 'wp_footer', 'avia_woocommerce_fix_checkout_term_link', 5000 );
			}
		}
	}

	add_action( 'woocommerce_checkout_terms_and_conditions', 'avia_wc_checkout_terms_and_conditions' );


	if( ! function_exists( 'avia_woocommerce_fix_checkout_term_link' ) )
	{
		/**
		 * Needed by avia_wc_checkout_terms_and_conditions()
		 * =================================================
		 *
		 * @since 4.4.2
		 */
		function avia_woocommerce_fix_checkout_term_link()
		{
			?>
	<script>
	(function($) {
		// wait until everything completely loaded all assets
		$(function() {
			// remove the click event
			$( document.body ).off( 'click', 'a.woocommerce-terms-and-conditions-link' );
		});
	}(jQuery));
	</script>
	<?php
		}
	}
}

if( ! function_exists( 'avia_woocommerce_shortcode_current_post' ) )
{
	/**
	 * Shop page might have another query for products and global $post might be a product
	 *
	 * @since 4.5.6
	 * @param null|WP_Post $current_post
	 * @return null|WP_Post
	 */
	function avia_woocommerce_shortcode_current_post( $current_post )
	{
		if( ! avia_woocommerce_enabled() )
		{
			return $current_post;
		}

		if( ! is_shop() )
		{
			return $current_post;
		}

		$post = get_post( wc_get_page_id( 'shop' ) );

		return $post;
	}
}

add_filter( 'avf_shortcode_handler_prepare_current_post', 'avia_woocommerce_shortcode_current_post', 10, 1 );


if( ! function_exists( 'avia_woocommerce_cpt_support_post_types' ) )
{
	/**
	 * Remove CPT product from list to allow modify edit table and default term settings
	 *
	 * @since 6.0
	 * @param WP_Post_Type[] $pt_objs
	 * @return array
	 */
	function avia_woocommerce_cpt_support_post_types( $pt_objs )
	{
		if( ! empty( $pt_objs ) )
		{
			unset( $pt_objs['product'] );
		}

		return $pt_objs;
	}
}

add_filter( 'avf_cpt_support_post_types', 'avia_woocommerce_cpt_support_post_types', 10, 1 );