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<?php
/**
* Order Item Meta
*
* A Simple class for managing order item meta so plugins add it in the correct format.
*
* @package WooCommerce\Classes
* @deprecated 3.0.0 wc_display_item_meta function is used instead.
* @version 2.4
*/
defined( 'ABSPATH' ) || exit;
/**
* Order item meta class.
*/
class WC_Order_Item_Meta {
/**
* For handling backwards compatibility.
*
* @var bool
*/
private $legacy = false;
/**
* Order item
*
* @var array|null
*/
private $item = null;
/**
* Post meta data
*
* @var array|null
*/
public $meta = null;
/**
* Product object.
*
* @var WC_Product|null
*/
public $product = null;
/**
* Constructor.
*
* @param array $item defaults to array().
* @param \WC_Product $product defaults to null.
*/
public function __construct( $item = array(), $product = null ) {
wc_deprecated_function( 'WC_Order_Item_Meta::__construct', '3.1', 'WC_Order_Item_Product' );
// Backwards (pre 2.4) compatibility.
if ( ! isset( $item['item_meta'] ) ) {
$this->legacy = true;
$this->meta = array_filter( (array) $item );
return;
}
$this->item = $item;
$this->meta = array_filter( (array) $item['item_meta'] );
$this->product = $product;
}
/**
* Display meta in a formatted list.
*
* @param bool $flat Flat (default: false).
* @param bool $return Return (default: false).
* @param string $hideprefix Hide prefix (default: _).
* @param string $delimiter Delimiter used to separate items when $flat is true.
* @return string|void
*/
public function display( $flat = false, $return = false, $hideprefix = '_', $delimiter = ", \n" ) {
$output = '';
$formatted_meta = $this->get_formatted( $hideprefix );
if ( ! empty( $formatted_meta ) ) {
$meta_list = array();
foreach ( $formatted_meta as $meta ) {
if ( $flat ) {
$meta_list[] = wp_kses_post( $meta['label'] . ': ' . $meta['value'] );
} else {
$meta_list[] = '
<dt class="variation-' . sanitize_html_class( sanitize_text_field( $meta['key'] ) ) . '">' . wp_kses_post( $meta['label'] ) . ':</dt>
<dd class="variation-' . sanitize_html_class( sanitize_text_field( $meta['key'] ) ) . '">' . wp_kses_post( wpautop( make_clickable( $meta['value'] ) ) ) . '</dd>
';
}
}
if ( ! empty( $meta_list ) ) {
if ( $flat ) {
$output .= implode( $delimiter, $meta_list );
} else {
$output .= '<dl class="variation">' . implode( '', $meta_list ) . '</dl>';
}
}
}
$output = apply_filters( 'woocommerce_order_items_meta_display', $output, $this, $flat );
if ( $return ) {
return $output;
} else {
echo $output; // WPCS: XSS ok.
}
}
/**
* Return an array of formatted item meta in format e.g.
*
* Returns: array(
* 'pa_size' => array(
* 'label' => 'Size',
* 'value' => 'Medium',
* )
* )
*
* @since 2.4
* @param string $hideprefix exclude meta when key is prefixed with this, defaults to '_'.
* @return array
*/
public function get_formatted( $hideprefix = '_' ) {
if ( $this->legacy ) {
return $this->get_formatted_legacy( $hideprefix );
}
$formatted_meta = array();
if ( ! empty( $this->item['item_meta_array'] ) ) {
foreach ( $this->item['item_meta_array'] as $meta_id => $meta ) {
if ( '' === $meta->value || is_serialized( $meta->value ) || ( ! empty( $hideprefix ) && substr( $meta->key, 0, 1 ) === $hideprefix ) ) {
continue;
}
$attribute_key = urldecode( str_replace( 'attribute_', '', $meta->key ) );
$meta_value = $meta->value;
// If this is a term slug, get the term's nice name.
if ( taxonomy_exists( $attribute_key ) ) {
$term = get_term_by( 'slug', $meta_value, $attribute_key );
if ( ! is_wp_error( $term ) && is_object( $term ) && $term->name ) {
$meta_value = $term->name;
}
}
$formatted_meta[ $meta_id ] = array(
'key' => $meta->key,
'label' => wc_attribute_label( $attribute_key, $this->product ),
'value' => apply_filters( 'woocommerce_order_item_display_meta_value', $meta_value, $meta, $this->item ),
);
}
}
return apply_filters( 'woocommerce_order_items_meta_get_formatted', $formatted_meta, $this );
}
/**
* Return an array of formatted item meta in format e.g.
* Handles @deprecated args.
*
* @param string $hideprefix Hide prefix.
*
* @return array
*/
public function get_formatted_legacy( $hideprefix = '_' ) {
if ( ! wp_doing_ajax() ) {
wc_deprecated_argument( 'WC_Order_Item_Meta::get_formatted', '2.4', 'Item Meta Data is being called with legacy arguments' );
}
$formatted_meta = array();
foreach ( $this->meta as $meta_key => $meta_values ) {
if ( empty( $meta_values ) || ( ! empty( $hideprefix ) && substr( $meta_key, 0, 1 ) === $hideprefix ) ) {
continue;
}
foreach ( (array) $meta_values as $meta_value ) {
// Skip serialised meta.
if ( is_serialized( $meta_value ) ) {
continue;
}
$attribute_key = urldecode( str_replace( 'attribute_', '', $meta_key ) );
// If this is a term slug, get the term's nice name.
if ( taxonomy_exists( $attribute_key ) ) {
$term = get_term_by( 'slug', $meta_value, $attribute_key );
if ( ! is_wp_error( $term ) && is_object( $term ) && $term->name ) {
$meta_value = $term->name;
}
}
// Unique key required.
$formatted_meta_key = $meta_key;
$loop = 0;
while ( isset( $formatted_meta[ $formatted_meta_key ] ) ) {
$loop ++;
$formatted_meta_key = $meta_key . '-' . $loop;
}
$formatted_meta[ $formatted_meta_key ] = array(
'key' => $meta_key,
'label' => wc_attribute_label( $attribute_key, $this->product ),
'value' => apply_filters( 'woocommerce_order_item_display_meta_value', $meta_value, $this->meta, $this->item ),
);
}
}
return $formatted_meta;
}
}