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<?php |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly |
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} |
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/** |
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* Structured data's handler and generator using JSON-LD format. |
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* |
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* @class WC_Structured_Data |
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* @since 2.7.0 |
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* @version 2.7.0 |
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* @package WooCommerce/Classes |
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* @author Clement Cazaud <[email protected]> |
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*/ |
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class WC_Structured_Data { |
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/** |
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* @var null|array $_data Partially structured data from `generate_*` methods |
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*/ |
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private $_data; |
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/** |
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* @var null|array $_structured_data |
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*/ |
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private $_structured_data; |
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/** |
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* Constructor. |
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*/ |
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public function __construct() { |
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// Generate data... |
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add_action( 'woocommerce_before_main_content', array( $this, 'generate_website_data' ), 30 ); |
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add_action( 'woocommerce_breadcrumb', array( $this, 'generate_breadcrumb_data' ), 10, 1 ); |
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add_action( 'woocommerce_shop_loop', array( $this, 'generate_product_data' ), 10 ); |
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add_action( 'woocommerce_single_product_summary', array( $this, 'generate_product_data' ), 60 ); |
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add_action( 'woocommerce_review_meta', array( $this, 'generate_product_review_data' ), 20, 1 ); |
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add_action( 'woocommerce_email_order_details', array( $this, 'generate_email_order_data' ), 20, 4 ); |
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// Enqueue structured data... |
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add_action( 'woocommerce_email_order_details', array( $this, 'enqueue_data' ), 30 ); |
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add_action( 'wp_footer', array( $this, 'enqueue_data_type_for_page' ) ); |
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} |
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/** |
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* Sets `$this->_data`. |
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* |
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* @param array $data |
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* @param bool $reset (default: false) |
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* @return bool |
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*/ |
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public function set_data( $data, $reset = false ) { |
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if ( ! is_array( $data ) || ! array_key_exists( '@type', $data ) ) { |
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return false; |
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} |
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if ( $reset && isset( $this->_data ) ) { |
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unset( $this->_data ); |
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} |
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$this->_data[] = $data; |
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return true; |
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} |
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/** |
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* Gets `$this->_data`. |
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* |
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* @return array $data |
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*/ |
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public function get_data() { |
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return $data = isset( $this->_data ) ? $this->_data : array(); |
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} |
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/** |
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* Sets `$this->_structured_data`. |
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* |
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* @return bool |
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*/ |
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public function set_structured_data() { |
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if ( isset( $this->_structured_data ) || ! $structured_data = $this->get_data() ) { |
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return false; |
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} |
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foreach ( $structured_data as $value ) { |
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switch ( $type = $value['@type'] ) { |
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case 'MusicAlbum': |
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case 'SoftwareApplication': |
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$type = 'Product'; |
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break; |
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} |
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$structured_data[ $type ][] = $value; |
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} |
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foreach ( $structured_data as $type => $value ) { |
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if ( count( $value ) > 1 ) { |
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$structured_data[ $type ] = array( '@graph' => $value ); |
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} else { |
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$structured_data[ $type ] = $value[0]; |
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} |
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$structured_data[ $type ] = apply_filters( 'woocommerce_structured_data_context', array( '@context' => 'http://schema.org/' ), $structured_data, $type, $value ) + $structured_data[ $type ]; |
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} |
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$this->_structured_data = $structured_data; |
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return true; |
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} |
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/** |
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* Gets `$this->_structured_data`. |
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* |
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* @return array $structured_data |
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*/ |
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public function get_structured_data() { |
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$this->set_structured_data(); |
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return $structured_data = isset( $this->_structured_data ) ? $this->_structured_data : array(); |
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} |
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/** |
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* Sanitizes, encodes and echoes structured data. |
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* |
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* List of the types available by default for specific request: |
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* 'Product', |
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* 'Review', |
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* 'BreadcrumbList', |
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* 'WebSite', |
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* 'Order', |
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* |
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* @uses `woocommerce_email_order_details` action hook |
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* @param bool|array $requested_types (default: false) |
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* @return bool |
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*/ |
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public function enqueue_data( $requested_types = false ) { |
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if ( ! $structured_data = $this->get_structured_data() ) { |
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return false; |
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} |
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if ( $requested_types ) { |
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if ( ! is_array( $requested_types ) ) { |
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return false; |
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} |
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foreach ( $structured_data as $type => $value ) { |
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foreach ( $requested_types as $requested_type ) { |
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if ( $requested_type === $type ) { |
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$json[] = $value; |
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} |
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} |
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} |
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if ( ! isset( $json ) ) { |
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return false; |
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} |
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} else { |
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foreach ( $structured_data as $value ) { |
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$json[] = $value; |
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} |
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} |
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if ( count( $json ) > 1 ) { |
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$json = array( '@graph' => $json ); |
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} else { |
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$json = $json[0]; |
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} |
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if ( $json = $this->sanitize_data( $json ) ) { |
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// Testing/Debugging |
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//echo json_encode( $json, JSON_UNESCAPED_SLASHES ); |
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echo '<script type="application/ld+json">' . wp_json_encode( $json ) . '</script>'; |
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return true; |
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} |
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return false; |
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} |
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/** |
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* Sanitizes, encodes and echoes specific structured data type on scpecific page. |
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* |
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* @uses `wp_footer` action hook |
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* @return bool |
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*/ |
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public function enqueue_data_type_for_page() { |
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$requested_types = apply_filters( 'woocommerce_structured_data_type_for_page', array( |
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is_shop() && is_front_page() ? 'WebSite' : null, |
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'BreadcrumbList', |
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'Product', |
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'Review', |
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) ); |
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return $this->enqueue_data( $requested_types ); |
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} |
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/** |
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* Sanitizes data. |
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* |
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* @param array $data |
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* @return array |
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*/ |
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public function sanitize_data( $data ) { |
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if ( ! $data ) { |
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return array(); |
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} |
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foreach ( $data as $key => $value ) { |
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$sanitized_data[ sanitize_text_field( $key ) ] = is_array( $value ) ? $this->sanitize_data( $value ) : sanitize_text_field( $value ); |
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} |
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return $sanitized_data; |
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} |
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/** |
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* Generates Product structured data. |
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* |
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* @uses `woocommerce_single_product_summary` action hook |
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* @uses `woocommerce_shop_loop` action hook |
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* @param bool|object $product (default: false) |
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* @return bool |
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*/ |
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public function generate_product_data( $product = false ) { |
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if ( ! $product ) { |
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global $product; |
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} |
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if ( ! is_object( $product ) ) { |
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return false; |
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} |
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if ( $is_multi_variation = count( $product->get_children() ) > 1 ? true : false ) { |
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$variations = $product->get_available_variations(); |
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} else { |
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$variations = array( null ); |
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} |
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foreach ( $variations as $variation ) { |
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$product_variation = $is_multi_variation ? wc_get_product( $variation['variation_id'] ) : $product; |
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$markup_offers[] = array( |
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'@type' => 'Offer', |
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'priceCurrency' => get_woocommerce_currency(), |
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'price' => $product_variation->get_price(), |
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'availability' => 'http://schema.org/' . $stock = ( $product_variation->is_in_stock() ? 'InStock' : 'OutOfStock' ), |
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'sku' => $product_variation->get_sku(), |
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'image' => wp_get_attachment_url( $product_variation->get_image_id() ), |
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'description' => $is_multi_variation ? $product_variation->get_variation_description() : '', |
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'seller' => array( |
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'@type' => 'Organization', |
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'name' => get_bloginfo( 'name' ), |
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'url' => get_bloginfo( 'url' ), |
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), |
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); |
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} |
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if ( $product->is_downloadable() ) { |
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switch ( $product->download_type ) { |
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case 'application' : |
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$type = "SoftwareApplication"; |
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break; |
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case 'music' : |
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$type = "MusicAlbum"; |
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break; |
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default : |
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$type = "Product"; |
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break; |
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} |
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} else { |
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$type = "Product"; |
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} |
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$markup['@type'] = $type; |
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$markup['@id'] = get_the_permalink(); |
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$markup['name'] = get_the_title(); |
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$markup['description'] = get_the_excerpt(); |
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$markup['url'] = get_the_permalink(); |
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$markup['offers'] = $markup_offers; |
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if ( $product->get_rating_count() ) { |
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$markup['aggregateRating'] = array( |
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'@type' => 'AggregateRating', |
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'ratingValue' => $product->get_average_rating(), |
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'ratingCount' => $product->get_rating_count(), |
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'reviewCount' => $product->get_review_count(), |
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); |
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} |
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return $this->set_data( apply_filters( 'woocommerce_structured_data_product', $markup, $product ) ); |
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} |
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/** |
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* Generates Product Review structured data. |
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* |
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* @uses `woocommerce_review_meta` action hook |
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* @param object $comment |
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* @return bool |
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*/ |
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public function generate_product_review_data( $comment ) { |
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if ( ! is_object( $comment ) ) { |
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return false; |
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} |
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$markup['@type'] = 'Review'; |
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$markup['@id'] = get_the_permalink() . '#li-comment-' . get_comment_ID(); |
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$markup['datePublished'] = get_comment_date( 'c' ); |
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$markup['description'] = get_comment_text(); |
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$markup['itemReviewed'] = array( |
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'@type' => 'Product', |
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'name' => get_the_title(), |
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); |
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$markup['reviewRating'] = array( |
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'@type' => 'rating', |
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'ratingValue' => intval( get_comment_meta( $comment->comment_ID, 'rating', true ) ), |
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); |
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$markup['author'] = array( |
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'@type' => 'Person', |
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'name' => get_comment_author(), |
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); |
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return $this->set_data( apply_filters( 'woocommerce_structured_data_product_review', $markup, $comment ) ); |
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} |
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/** |
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* Generates BreadcrumbList structured data. |
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* |
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* @uses `woocommerce_breadcrumb` action hook |
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* @param array $breadcrumb |
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* @return bool|void |
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*/ |
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public function generate_breadcrumb_data( $breadcrumb ) { |
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if ( ! is_array( $breadcrumb ) ) { |
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return false; |
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} |
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if ( empty( $breadcrumb = $breadcrumb['breadcrumb'] ) ) { |
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return; |
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} |
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$position = 1; |
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foreach ( $breadcrumb as $key => $value ) { |
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$markup_crumbs[] = array( |
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'@type' => 'ListItem', |
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'position' => $position ++, |
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'item' => array( |
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'@id' => ! empty( $value[1] ) && sizeof( $breadcrumb ) !== $key + 1 ? $value[1] : '#', |
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'name' => $value[0], |
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), |
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); |
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} |
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$markup['@type'] = 'BreadcrumbList'; |
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$markup['itemListElement'] = $markup_crumbs; |
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return $this->set_data( apply_filters( 'woocommerce_structured_data_breadcrumb', $markup, $breadcrumb ) ); |
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} |
357
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/** |
359
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* Generates WebSite structured data. |
360
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* |
361
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* @uses `woocommerce_before_main_content` action hook |
362
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* @return bool |
363
|
|
|
*/ |
364
|
|
|
public function generate_website_data() { |
365
|
|
|
$markup['@type'] = 'WebSite'; |
366
|
|
|
$markup['name'] = get_bloginfo( 'name' ); |
367
|
|
|
$markup['url'] = get_bloginfo( 'url' ); |
368
|
|
|
$markup['potentialAction'] = array( |
369
|
|
|
'@type' => 'SearchAction', |
370
|
|
|
'target' => get_bloginfo( 'url' ) . '/?s={search_term_string}&post_type=product', |
371
|
|
|
'query-input' => 'required name=search_term_string', |
372
|
|
|
); |
373
|
|
|
|
374
|
|
|
return $this->set_data( apply_filters( 'woocommerce_structured_data_website', $markup ) ); |
375
|
|
|
} |
376
|
|
|
|
377
|
|
|
/** |
378
|
|
|
* Generates Email Order structured data. |
379
|
|
|
* |
380
|
|
|
* @uses `woocommerce_email_order_details` action hook |
381
|
|
|
* @param object $order |
382
|
|
|
* @param bool $sent_to_admin (default: false) |
383
|
|
|
* @param bool $plain_text (default: false) |
384
|
|
|
* @return bool|void |
385
|
|
|
*/ |
386
|
|
|
public function generate_email_order_data( $order, $sent_to_admin = false, $plain_text = false ) { |
387
|
|
|
if ( ! is_object( $order ) ) { |
388
|
|
|
return false; |
389
|
|
|
} |
390
|
|
|
|
391
|
|
|
if ( $plain_text ) { |
392
|
|
|
return; |
393
|
|
|
} |
394
|
|
|
|
395
|
|
|
foreach ( $order->get_items() as $item ) { |
396
|
|
|
if ( ! apply_filters( 'woocommerce_order_item_visible', true, $item ) ) { |
397
|
|
|
continue; |
398
|
|
|
} |
399
|
|
|
|
400
|
|
|
$product = apply_filters( 'woocommerce_order_item_product', $order->get_product_from_item( $item ), $item ); |
401
|
|
|
$product_exists = is_object( $product ); |
402
|
|
|
$is_visible = $product_exists && $product->is_visible(); |
403
|
|
|
$order_url = $sent_to_admin ? admin_url( 'post.php?post=' . absint( $order->id ) . '&action=edit' ) : $order->get_view_order_url(); |
404
|
|
|
|
405
|
|
|
$markup_offers[] = array( |
406
|
|
|
'@type' => 'Offer', |
407
|
|
|
'price' => $order->get_line_subtotal( $item ), |
408
|
|
|
'priceCurrency' => $order->get_currency(), |
409
|
|
|
'priceSpecification' => array( |
410
|
|
|
'price' => $order->get_line_subtotal( $item ), |
411
|
|
|
'priceCurrency' => $order->get_currency(), |
412
|
|
|
'eligibleQuantity' => array( |
413
|
|
|
'@type' => 'QuantitativeValue', |
414
|
|
|
'value' => apply_filters( 'woocommerce_email_order_item_quantity', $item['qty'], $item ), |
415
|
|
|
), |
416
|
|
|
), |
417
|
|
|
'itemOffered' => array( |
418
|
|
|
'@type' => 'Product', |
419
|
|
|
'name' => apply_filters( 'woocommerce_order_item_name', $item['name'], $item, $is_visible ), |
420
|
|
|
'sku' => $product_exists ? $product->get_sku() : '', |
421
|
|
|
'image' => $product_exists ? wp_get_attachment_image_url( $product->get_image_id() ) : '', |
422
|
|
|
'url' => $is_visible ? get_permalink( $product->get_id() ) : get_home_url(), |
423
|
|
|
), |
424
|
|
|
'seller' => array( |
425
|
|
|
'@type' => 'Organization', |
426
|
|
|
'name' => get_bloginfo( 'name' ), |
427
|
|
|
'url' => get_bloginfo( 'url' ), |
428
|
|
|
), |
429
|
|
|
); |
430
|
|
|
} |
431
|
|
|
|
432
|
|
|
switch ( $order->get_status() ) { |
433
|
|
|
case 'pending': |
434
|
|
|
$order_status = 'http://schema.org/OrderPaymentDue'; |
435
|
|
|
break; |
436
|
|
|
case 'processing': |
437
|
|
|
$order_status = 'http://schema.org/OrderProcessing'; |
438
|
|
|
break; |
439
|
|
|
case 'on-hold': |
440
|
|
|
$order_status = 'http://schema.org/OrderProblem'; |
441
|
|
|
break; |
442
|
|
|
case 'completed': |
443
|
|
|
$order_status = 'http://schema.org/OrderDelivered'; |
444
|
|
|
break; |
445
|
|
|
case 'cancelled': |
446
|
|
|
$order_status = 'http://schema.org/OrderCancelled'; |
447
|
|
|
break; |
448
|
|
|
case 'refunded': |
449
|
|
|
$order_status = 'http://schema.org/OrderReturned'; |
450
|
|
|
break; |
451
|
|
|
case 'failed': |
452
|
|
|
$order_status = 'http://schema.org/OrderProblem'; |
453
|
|
|
break; |
454
|
|
|
} |
455
|
|
|
|
456
|
|
|
$markup['@type'] = 'Order'; |
457
|
|
|
$markup['orderStatus'] = $order_status; |
458
|
|
|
$markup['orderNumber'] = $order->get_order_number(); |
459
|
|
|
$markup['orderDate'] = date( 'c', $order->get_date_created() ); |
460
|
|
|
$markup['url'] = $order_url; |
461
|
|
|
$markup['acceptedOffer'] = $markup_offers; |
462
|
|
|
$markup['discount'] = $order->get_total_discount(); |
463
|
|
|
$markup['discountCurrency'] = $order->get_currency(); |
464
|
|
|
$markup['price'] = $order->get_total(); |
465
|
|
|
$markup['priceCurrency'] = $order->get_currency(); |
466
|
|
|
$markup['priceSpecification'] = array( |
467
|
|
|
'price' => $order->get_total(), |
468
|
|
|
'priceCurrency' => $order->get_currency(), |
469
|
|
|
'valueAddedTaxIncluded' => true, |
470
|
|
|
); |
471
|
|
|
$markup['billingAddress'] = array( |
472
|
|
|
'@type' => 'PostalAddress', |
473
|
|
|
'name' => $order->get_formatted_billing_full_name(), |
474
|
|
|
'streetAddress' => $order->get_billing_address_1(), |
475
|
|
|
'postalCode' => $order->get_billing_postcode(), |
476
|
|
|
'addressLocality' => $order->get_billing_city(), |
477
|
|
|
'addressRegion' => $order->get_billing_state(), |
478
|
|
|
'addressCountry' => $order->get_billing_country(), |
479
|
|
|
'email' => $order->get_billing_email(), |
480
|
|
|
'telephone' => $order->get_billing_phone(), |
481
|
|
|
); |
482
|
|
|
$markup['customer'] = array( |
483
|
|
|
'@type' => 'Person', |
484
|
|
|
'name' => $order->get_formatted_billing_full_name(), |
485
|
|
|
); |
486
|
|
|
$markup['merchant'] = array( |
487
|
|
|
'@type' => 'Organization', |
488
|
|
|
'name' => get_bloginfo( 'name' ), |
489
|
|
|
'url' => get_bloginfo( 'url' ), |
490
|
|
|
); |
491
|
|
|
$markup['potentialAction'] = array( |
492
|
|
|
'@type' => 'ViewAction', |
493
|
|
|
'name' => 'View Order', |
494
|
|
|
'url' => $order_url, |
495
|
|
|
'target' => $order_url, |
496
|
|
|
); |
497
|
|
|
|
498
|
|
|
return $this->set_data( apply_filters( 'woocommerce_structured_data_email_order', $markup, $sent_to_admin, $order ), true ); |
499
|
|
|
} |
500
|
|
|
} |
501
|
|
|
|
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.