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Editing: class.yith-wcqv-frontend.php

<?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFileName

/**
 * Frontend class
 *
 * @author  YITH <plugins@yithemes.com>
 * @package YITH WooCommerce Quick View
 * @version 1.1.1
 */

defined( 'YITH_WCQV' ) || exit; // Exit if accessed directly.

if ( ! class_exists( 'YITH_WCQV_Frontend' ) ) {
	/**
	 * Admin class.
	 * The class manage all the Frontend behaviors.
	 *
	 * @since 1.0.0
	 */
	class YITH_WCQV_Frontend {

/**
		 * Single instance of the class
		 *
		 * @since 1.0.0
		 * @var YITH_WCQV_Frontend
		 */
		protected static $instance;

/**
		 * Plugin version
		 *
		 * @since 1.0.0
		 * @var string
		 */
		public $version = YITH_WCQV_VERSION;

/**
		 * Returns single instance of the class
		 *
		 * @since 1.0.0
		 * @return YITH_WCQV_Frontend
		 */
		public static function get_instance() {
			if ( is_null( self::$instance ) ) {
				self::$instance = new self();
			}

return self::$instance;
		}

/**
		 * Constructor
		 *
		 * @access public
		 * @since  1.0.0
		 */
		public function __construct() {

add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_styles_scripts' ) );

// Enqueue gift card script.
			if ( defined( 'YITH_YWGC_FILE' ) ) {
				add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_gift_card_script' ) );
			}

// Quick view AJAX.
			add_action( 'wp_ajax_yith_load_product_quick_view', array( $this, 'yith_load_product_quick_view_ajax' ) );
			add_action( 'wp_ajax_nopriv_yith_load_product_quick_view', array( $this, 'yith_load_product_quick_view_ajax' ) );

// Load modal template.
			add_action( 'wp_footer', array( $this, 'yith_quick_view' ) );

// Load action for product template.
			$this->yith_quick_view_action_template();

// Add quick view button.
			add_action( 'init', array( $this, 'add_button' ) );

add_shortcode( 'yith_quick_view', array( $this, 'quick_view_shortcode' ) );
			add_filter( 'woocommerce_add_to_cart_form_action', array( $this, 'avoid_redirect_to_single_page' ), 10, 1 );
		}

/**
		 * Enqueue styles and scripts
		 *
		 * @access public
		 * @since  1.0.0
		 * @return void
		 */
		public function enqueue_styles_scripts() {

$suffix = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';

wp_register_script( 'yith-wcqv-frontend', YITH_WCQV_ASSETS_URL . '/js/frontend' . $suffix . '.js', array( 'jquery' ), $this->version, true );
			wp_enqueue_script( 'yith-wcqv-frontend' );
			wp_enqueue_style( 'yith-quick-view', YITH_WCQV_ASSETS_URL . '/css/yith-quick-view.css', array(), $this->version );

$modal_color = get_option( 'yith-wcqv-color-quick-view', array('content'=> '#fff', 'overlay'=>'rgba( 0, 0, 0, 0.8)'));
			$close_color = get_option('yith-wcqv-closed-button', array('color'=>'#bcbcbc', 'color-hover'=>'rgba( 0, 0, 0, 0.9)'));
			$image_dimensions = get_option(
				'yith-quick-view-product-image-dimensions',
				array(
					'dimensions' => array(
						'width'  => 500,
						'height' => 500,
					),
					'unit'       => 'px',
					'linked'     => 'no',
				)
			);
			$image_w          = $image_dimensions['dimensions']['width'] ?? 450;
			$image_h          = $image_dimensions['dimensions']['height'] ?? 600;
			$content_w        = 1000;
			$content_h        = 600;
			$image_res        = ( 100 * $image_w ) / $content_w;
			$summary_w        = 100 - $image_res;

$inline_style = "
				#yith-quick-view-modal .yith-quick-view-overlay{background:{$modal_color['overlay']}}
				#yith-quick-view-modal .yith-wcqv-main{background:{$modal_color['content']};}
				#yith-quick-view-close{color:{$close_color['color']};}
				#yith-quick-view-close:hover{color:{$close_color['color-hover']};}";

wp_add_inline_style( 'yith-quick-view', $inline_style );
		}

/**
		 * Enqueue scripts for YITH WooCommerce Gift Cards
		 *
		 * @access public
		 * @since  1.0.0
		 * @return void
		 */
		public function enqueue_gift_card_script() {
			if ( ! wp_script_is( 'ywgc-frontend' ) && apply_filters( 'yith_load_gift_card_script_pages_for_quick_view', is_shop() ) && version_compare( YITH_YWGC_VERSION, '3.0.0', '<' ) ) {
				wp_register_script( 'ywgc-frontend', YITH_YWGC_URL . 'assets/js/' . yit_load_js_file( 'ywgc-frontend.js' ), array( 'jquery', 'woocommerce' ), YITH_YWGC_VERSION, true );
				wp_enqueue_script( 'ywgc-frontend' );
			} elseif ( ! wp_script_is( 'ywgc-frontend' ) && apply_filters( 'yith_load_gift_card_script_pages_for_quick_view', is_shop() ) ) {
				wp_register_script( 'ywgc-frontend', YITH_YWGC_URL . 'assets/js/' . yit_load_js_file( 'ywgc-frontend.js' ), array( 'jquery', 'woocommerce', 'jquery-ui-datepicker', 'accounting' ), YITH_YWGC_VERSION, true );

wp_localize_script(
					'ywgc-frontend',
					'ywgc_data',
					array(
						'loader'        => apply_filters( 'yith_gift_cards_loader', YITH_YWGC_ASSETS_URL . '/images/loading.gif' ),
						'ajax_url'      => admin_url( 'admin-ajax.php' ),
						'wc_ajax_url'   => WC_AJAX::get_endpoint( '%%endpoint%%' ),
						'notice_target' => apply_filters( 'yith_ywgc_gift_card_notice_target', 'div.woocommerce' ),
					)
				);

wp_enqueue_script( 'ywgc-frontend' );
			}
		}

/**
		 * Add quick view button hooks
		 *
		 * @since 1.5.0
		 * @return void
		 */
		public function add_button() {
			if ( $this->is_proteo_add_to_cart_hover() ) {
				add_action( 'yith_proteo_products_loop_add_to_cart_actions', array( $this, 'yith_add_quick_view_button' ), 55 );
			} elseif ( yith_plugin_fw_wc_is_using_block_template_in_product_catalogue() ) {
				add_filter( 'woocommerce_loop_add_to_cart_link', array( $this, 'wc_block_add_button_after_add_to_cart' ), 10, 2 );
			} else {
				add_action( 'woocommerce_after_shop_loop_item', array( $this, 'yith_add_quick_view_button' ), 15 );
			}

add_action( 'yith_wcwl_table_after_product_name', array( $this, 'add_quick_view_button_wishlist' ), 15 );
		}

/**
		 * Check if current theme is YITH Proteo and if the add to cart button is visible on image hover
		 *
		 * @since 1.6.7
		 * @return boolean
		 */
		public function is_proteo_add_to_cart_hover() {
			return defined( 'YITH_PROTEO_VERSION' ) && 'hover' === get_theme_mod( 'yith_proteo_products_loop_add_to_cart_position', 'classic' );
		}

/**
		 * Add quick view button in wc product loop
		 *
		 * @access public
		 * @since  1.0.0
		 * @param integer|string $product_id The product id.
		 * @param string         $label      The button label.
		 * @param boolean        $return     True to return, false to echo.
		 * @return string|void
		 */
		public function yith_add_quick_view_button( $product_id = 0, $label = '', $return = false ) {

global $product;

if ( ! $product_id && $product instanceof WC_Product ) {
				$product_id = $product->get_id();
			}

if ( ! apply_filters( 'yith_wcqv_show_quick_view_button', true, $product_id ) ) {
				return;
			}

$button = '';
			if ( $product_id ) {
				if ( ! $label ) {
					$label = $this->get_button_label();
				}

$button = '<a href="#" class="button yith-wcqv-button" data-product_id="' . esc_attr( $product_id ) . '">' . esc_html( $label ) . '</a>';
				$button = apply_filters( 'yith_add_quick_view_button_html', $button, $label, $product );
			}

if ( $return ) {
				return $button;
			}

echo $button;  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}

/**
		 * Add quick view button in wishlist
		 *
		 * @since 1.5.1
		 * @param YITH_WCWL_Wishlist_Item $item THe wishlist item.
		 * @return string|void
		 */
		public function add_quick_view_button_wishlist( $item ) {
			if ( $item instanceof YITH_WCWL_Wishlist_Item ) {
				$this->yith_add_quick_view_button( $item->get_product_id() );
			}
		}

/**
		 * Enqueue scripts and pass variable to js used in quick view
		 *
		 * @access public
		 * @since  1.0.0
		 * @return bool
		 */
		public function yith_woocommerce_quick_view() {

wp_enqueue_script( 'wc-add-to-cart-variation' );
			if ( version_compare( WC()->version, '3.0.0', '>=' ) ) {
				if ( current_theme_supports( 'wc-product-gallery-zoom' ) ) {
					wp_enqueue_script( 'zoom' );
				}
				if ( current_theme_supports( 'wc-product-gallery-lightbox' ) ) {
					wp_enqueue_script( 'photoswipe-ui-default' );
					wp_enqueue_style( 'photoswipe-default-skin' );
					if ( has_action( 'wp_footer', 'woocommerce_photoswipe' ) === false ) {
						add_action( 'wp_footer', 'woocommerce_photoswipe', 15 );
					}
				}
				wp_enqueue_script( 'wc-single-product' );
			}

// Enqueue WC Color and Label Variations style and script.
			wp_enqueue_script( 'yith_wccl_frontend' );
			wp_enqueue_style( 'yith_wccl_frontend' );

// Allow user to load custom style and scripts!
			do_action( 'yith_quick_view_custom_style_scripts' );

wp_localize_script(
				'yith-wcqv-frontend',
				'yith_qv',
				array(
					'ajaxurl' => admin_url( 'admin-ajax.php', 'relative' ),
					'loader'  => apply_filters( 'yith_quick_view_loader_gif', YITH_WCQV_ASSETS_URL . '/image/qv-loader.gif' ),
					'lang'    => defined( 'ICL_LANGUAGE_CODE' ) ? ICL_LANGUAGE_CODE : '',
					'is_mobile' => wp_is_mobile(),
				)
			);

return true;
		}

/**
		 * Ajax action to load product in quick view
		 *
		 * @access public
		 * @since  1.0.0
		 * @return void
		 */
		public function yith_load_product_quick_view_ajax() {
			// phpcs:disable WordPress.Security.NonceVerification.Recommended
			if ( ! isset( $_REQUEST['product_id'] ) ) {
				die();
			}

global $sitepress;

$product_id = intval( $_REQUEST['product_id'] );
			$attributes = array();

/**
			 * WPML Suppot:  Localize Ajax Call
			 */
			$lang = isset( $_REQUEST['lang'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['lang'] ) ) : '';
			if ( defined( 'ICL_LANGUAGE_CODE' ) && $lang && isset( $sitepress ) ) {
				$sitepress->switch_lang( $lang, true );
			}

// Set the main wp query for the product.
			wp( 'p=' . $product_id . '&post_type=product' );

// Remove product thumbnails gallery.
			remove_action( 'woocommerce_product_thumbnails', 'woocommerce_show_product_thumbnails', 20 );
			// Change template for variable products.
			if ( isset( $GLOBALS['yith_wccl'] ) ) {
				$GLOBALS['yith_wccl']->obj = new YITH_WCCL_Frontend();
				$GLOBALS['yith_wccl']->obj->override();
			} elseif ( defined( 'YITH_WCCL_PREMIUM' ) && YITH_WCCL_PREMIUM && class_exists( 'YITH_WCCL_Frontend' ) ) {
				$attributes = YITH_WCCL_Frontend()->create_attributes_json( $product_id, true );
			}
						ob_start();
			wc_get_template( 'yith-quick-view-content.php', array(), '', YITH_WCQV_DIR . 'templates/' );
			$html = ob_get_contents();  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			ob_end_clean();

wp_send_json(
				array(
					'html'      => $html,
					'prod_attr' => $attributes,
				)
			);

die();
			// phpcs:enable WordPress.Security.NonceVerification.Recommended
		}

/**
		 * Load quick view template
		 *
		 * @access public
		 * @since  1.0.0
		 * @return void
		 */
		public function yith_quick_view() {
			$this->yith_woocommerce_quick_view();
			wc_get_template( 'yith-quick-view.php', array(), '', YITH_WCQV_DIR . 'templates/' );
		}

/**
		 * Load wc action for quick view product template
		 *
		 * @access public
		 * @since  1.0.0
		 * @return void
		 */
		public function yith_quick_view_action_template() {

// Image.
			add_action( 'yith_wcqv_product_image', 'woocommerce_show_product_sale_flash', 10 );
			//add_action( 'yith_wcqv_product_image', 'woocommerce_show_product_images', 20 );
			add_action( 'yith_wcqv_product_image', array( $this, 'custom_thumb_html' ) );

// Summary.
			add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_title', 5 );
			add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_rating', 10 );
			add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_price', 15 );

$description = get_option( 'yith-wcqv-product-description', 'short' ) ;
			if ( 'short' === $description ) {
				add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_excerpt', 20 );
			} else {
				add_action( 'yith_wcqv_product_summary', array( $this, 'get_full_description' ), 20 );
			}

add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_excerpt', 20 );
			add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_add_to_cart', 25 );
			add_action( 'yith_wcqv_product_summary', 'woocommerce_template_single_meta', 30 );

add_action( 'yith_wcqv_product_summary', array( $this, 'show_add_to_cart_for_single_variation' ), 25 );
		}

/**
		 * Compatibility with YITH WooCommerce Color and Label Variations
		 * Get template for add to cart button in case of single variation
		 *
		 * @since 1.0.0
		 */
		public function show_add_to_cart_for_single_variation() {
			global $product;

if ( $product instanceof WC_Product_Variation ) {
				wc_get_template( 'variation.php', array(), '', YITH_WCQV_DIR . 'templates/add-to-cart/' );
			}
		}

/**
		 * Get Quick View button label
		 *
		 * @since  1.2.0
		 * @return string
		 */
		public function get_button_label() {
			$label = get_option( 'yith-wcqv-button-label' );
			$label = call_user_func( '__', $label, 'yith-woocommerce-quick-view' );

return apply_filters( 'yith_wcqv_button_label', esc_html( $label ) );
		}

/**
		 * Quick View shortcode button
		 *
		 * @access public
		 * @since  1.0.7
		 * @param array $atts An array of shortcode attributes.
		 * @return string
		 */
		public function quick_view_shortcode( $atts ) {

$atts = shortcode_atts(
				array(
					'product_id' => 0,
					'label'      => '',
				),
				$atts
			);

$product_id = $atts['product_id'];
			$label      = $atts['label'];

return $this->yith_add_quick_view_button( intval( $product_id ), $label, true );
		}

/**
		 * Check if is quick view
		 *
		 * @access public
		 * @since  1.3.1
		 * @return bool
		 */
		public function yith_is_quick_view() {
			// phpcs:ignore WordPress.Security.NonceVerification.Recommended
			return ( defined( 'DOING_AJAX' ) && DOING_AJAX && isset( $_REQUEST['action'] ) && 'yith_load_product_quick_view' === $_REQUEST['action'] );
		}

/**
		 * Avoid redirect to single product page on add to cart action in quick view
		 *
		 * @since  1.3.1
		 * @param string $value The redirect url value.
		 * @return string
		 */
		public function avoid_redirect_to_single_page( $value ) {
			if ( $this->yith_is_quick_view() ) {
				return '';
			}
			return $value;
		}

/**
		 * Add quick view button after add to cart button in case Woo Blocks are used.
		 *
		 * @param string     $add_to_cart Add to cart HTML.
		 * @param WC_Product $product Global product.
		 *
		 * @return string
		 */
		public function wc_block_add_button_after_add_to_cart( $add_to_cart, $product ) {
			ob_start();
			echo '<div style="text-align: center">';
			$this->yith_add_quick_view_button( $product->get_id() );
			echo '</div>';
			$button = ob_get_clean();
			return $add_to_cart . $button;
		}

/**
		 * Print custom image thumb html instead of WooCommerce standard
		 *
		 * @access public
		 *
		 * @param array $attachments_ids An array of attachment ids.
		 *
		 * @since  1.0.7
		 */
		public function custom_thumb_html( $attachments_ids = array() ) {
			global $post, $product;

// If product is null get post.
			if ( null === $product && $post ) {
				$product = wc_get_product( $post->ID );
			}

/**
			 * APPLY_FILTERS: yith_wcqv_skip_custom_thumb_html
			 *
			 * Enable/disable product image inside quick view.
			 *
			 * @param bool $enable
			 *
			 * @return bool
			 */
			if ( ! $product || apply_filters( 'yith_wcqv_skip_custom_thumb_html', false ) ) {
				return;
			}

/**
			 * APPLY_FILTERS: yith_wcqv_get_main_image_id
			 *
			 * Filters the ID of image used for the product inside quick view.
			 *
			 * @param int $image_id
			 * @param int $product_id
			 *
			 * @return int
			 */
			$main_image_id = apply_filters( 'yith_wcqv_get_main_image_id', $product->get_image_id(), $product->get_id() );
			// Collect images.
			$this->product_images = array_merge( array( $main_image_id ), (array) $attachments_ids );
			// Prevent empty values.
			$this->product_images = array_filter( $this->product_images );
			// Prevent double values.
			$this->product_images = array_unique( $this->product_images );

$class = 'classic';
			$html = '<div class="images '.$class.'">';
				// Main image.
				$image_title   = esc_attr( get_the_title( $main_image_id ) );
				$image_caption = get_post( $main_image_id )->post_excerpt;
				$image_link    = wp_get_attachment_url( $main_image_id );
				// Check to use or not get image method for prevent https error on certain configuration.
				$use_get_image = apply_filters( 'yith_wcqv_use_get_image_method', true );
				if ( $use_get_image ) {
					$image = $product->get_image(
						'quick_view_image_size',
						array(
							'title' => $image_title,
							'alt'   => $image_title,
						)
					);
				} else {
					$product_id = yit_get_base_product_id( $product );
					$image      = get_the_post_thumbnail(
						$product_id,
						'quick_view_image_size',
						array(
							'title' => $image_title,
							'alt'   => $image_title,
						)
					);

}

$html .= '<a href="' . esc_url( $image_link ) . '" itemprop="image" class="woocommerce-main-image zoom" title="' . esc_attr( $image_caption ) . '" data-rel="prettyPhoto[product-gallery]">' . $image . '</a>';

$html .= '</div>';

// Let's third part filter html.
			/**
			 * APPLY_FILTERS: yith_wcqv_product_image_html
			 *
			 * Filters the HTML used for the product image inside quick view.
			 *
			 * @param string $html Product image HTML.
			 *
			 * @return string
			 */
			$html = apply_filters( 'yith_wcqv_product_image_html', $html );

echo $html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}

/**
		 * Get full description instead of short
		 *
		 * @access public
		 * @since  1.0.7
		 */
		public function get_full_description() {
			ob_start();
			?>
			<div itemprop="description">
				<?php
				/**
				 * APPLY_FILTERS: yith_wcqv_product_description
				 *
				 * Filters the product description shown inside the quick view.
				 *
				 * @param string $description the product description
				 *
				 * @return string
				 */
				$content = apply_filters( 'yith_wcqv_product_description', get_the_content() );
				global $wp_embed;
				// Apply the [embed] shortcode before.
				$content = ! ! $wp_embed && is_callable( array( $wp_embed, 'run_shortcode' ) ) ? $wp_embed->run_shortcode( $content ) : $content;

echo do_shortcode( $content );
				?>
			</div>
			<?php
			echo ob_get_clean();  // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}
	}
}
/**
 * Unique access to instance of YITH_WCQV_Frontend class
 *
 * @since 1.0.0
 * @return YITH_WCQV_Frontend
 */
function YITH_WCQV_Frontend() { // phpcs:ignore
	return YITH_WCQV_Frontend::get_instance();
}