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<?php
/**
* Order Item
*
* A class which represents an item within an order and handles CRUD.
* Uses ArrayAccess to be BW compatible with KKART_Orders::get_items().
*
* @package Kkart\Classes
* @version 3.0.0
* @since 3.0.0
*/
defined( 'ABSPATH' ) || exit;
/**
* Order item class.
*/
class KKART_Order_Item extends KKART_Data implements ArrayAccess {
/**
* Order Data array. This is the core order data exposed in APIs since 3.0.0.
*
* @since 3.0.0
* @var array
*/
protected $data = array(
'order_id' => 0,
'name' => '',
);
/**
* Stores meta in cache for future reads.
* A group must be set to to enable caching.
*
* @var string
*/
protected $cache_group = 'order-items';
/**
* Meta type. This should match up with
* the types available at https://developer.wordpress.org/reference/functions/add_metadata/.
* WP defines 'post', 'user', 'comment', and 'term'.
*
* @var string
*/
protected $meta_type = 'order_item';
/**
* This is the name of this object type.
*
* @var string
*/
protected $object_type = 'order_item';
/**
* Constructor.
*
* @param int|object|array $item ID to load from the DB, or KKART_Order_Item object.
*/
public function __construct( $item = 0 ) {
parent::__construct( $item );
if ( $item instanceof KKART_Order_Item ) {
$this->set_id( $item->get_id() );
} elseif ( is_numeric( $item ) && $item > 0 ) {
$this->set_id( $item );
} else {
$this->set_object_read( true );
}
$type = 'line_item' === $this->get_type() ? 'product' : $this->get_type();
$this->data_store = KKART_Data_Store::load( 'order-item-' . $type );
if ( $this->get_id() > 0 ) {
$this->data_store->read( $this );
}
}
/**
* Merge changes with data and clear.
* Overrides KKART_Data::apply_changes.
* array_replace_recursive does not work well for order items because it merges taxes instead
* of replacing them.
*
* @since 3.2.0
*/
public function apply_changes() {
if ( function_exists( 'array_replace' ) ) {
$this->data = array_replace( $this->data, $this->changes ); // phpcs:ignore PHPCompatibility.FunctionUse.NewFunctions.array_replaceFound
} else { // PHP 5.2 compatibility.
foreach ( $this->changes as $key => $change ) {
$this->data[ $key ] = $change;
}
}
$this->changes = array();
}
/*
|--------------------------------------------------------------------------
| Getters
|--------------------------------------------------------------------------
*/
/**
* Get order ID this meta belongs to.
*
* @param string $context What the value is for. Valid values are 'view' and 'edit'.
* @return int
*/
public function get_order_id( $context = 'view' ) {
return $this->get_prop( 'order_id', $context );
}
/**
* Get order item name.
*
* @param string $context What the value is for. Valid values are 'view' and 'edit'.
* @return string
*/
public function get_name( $context = 'view' ) {
return $this->get_prop( 'name', $context );
}
/**
* Get order item type. Overridden by child classes.
*
* @return string
*/
public function get_type() {
return '';
}
/**
* Get quantity.
*
* @return int
*/
public function get_quantity() {
return 1;
}
/**
* Get tax status.
*
* @return string
*/
public function get_tax_status() {
return 'taxable';
}
/**
* Get tax class.
*
* @return string
*/
public function get_tax_class() {
return '';
}
/**
* Get parent order object.
*
* @return KKART_Order
*/
public function get_order() {
return kkart_get_order( $this->get_order_id() );
}
/*
|--------------------------------------------------------------------------
| Setters
|--------------------------------------------------------------------------
*/
/**
* Set order ID.
*
* @param int $value Order ID.
*/
public function set_order_id( $value ) {
$this->set_prop( 'order_id', absint( $value ) );
}
/**
* Set order item name.
*
* @param string $value Item name.
*/
public function set_name( $value ) {
$this->set_prop( 'name', wp_check_invalid_utf8( $value ) );
}
/*
|--------------------------------------------------------------------------
| Other Methods
|--------------------------------------------------------------------------
*/
/**
* Type checking.
*
* @param string|array $type Type.
* @return boolean
*/
public function is_type( $type ) {
return is_array( $type ) ? in_array( $this->get_type(), $type, true ) : $type === $this->get_type();
}
/**
* Calculate item taxes.
*
* @since 3.2.0
* @param array $calculate_tax_for Location data to get taxes for. Required.
* @return bool True if taxes were calculated.
*/
public function calculate_taxes( $calculate_tax_for = array() ) {
if ( ! isset( $calculate_tax_for['country'], $calculate_tax_for['state'], $calculate_tax_for['postcode'], $calculate_tax_for['city'] ) ) {
return false;
}
if ( '0' !== $this->get_tax_class() && 'taxable' === $this->get_tax_status() && kkart_tax_enabled() ) {
$calculate_tax_for['tax_class'] = $this->get_tax_class();
$tax_rates = KKART_Tax::find_rates( $calculate_tax_for );
$taxes = KKART_Tax::calc_tax( $this->get_total(), $tax_rates, false );
if ( method_exists( $this, 'get_subtotal' ) ) {
$subtotal_taxes = KKART_Tax::calc_tax( $this->get_subtotal(), $tax_rates, false );
$this->set_taxes(
array(
'total' => $taxes,
'subtotal' => $subtotal_taxes,
)
);
} else {
$this->set_taxes( array( 'total' => $taxes ) );
}
} else {
$this->set_taxes( false );
}
do_action( 'kkart_order_item_after_calculate_taxes', $this, $calculate_tax_for );
return true;
}
/*
|--------------------------------------------------------------------------
| Meta Data Handling
|--------------------------------------------------------------------------
*/
/**
* Expands things like term slugs before return.
*
* @param string $hideprefix Meta data prefix, (default: _).
* @param bool $include_all Include all meta data, this stop skip items with values already in the product name.
* @return array
*/
public function get_formatted_meta_data( $hideprefix = '_', $include_all = false ) {
$formatted_meta = array();
$meta_data = $this->get_meta_data();
$hideprefix_length = ! empty( $hideprefix ) ? strlen( $hideprefix ) : 0;
$product = is_callable( array( $this, 'get_product' ) ) ? $this->get_product() : false;
$order_item_name = $this->get_name();
foreach ( $meta_data as $meta ) {
if ( empty( $meta->id ) || '' === $meta->value || ! is_scalar( $meta->value ) || ( $hideprefix_length && substr( $meta->key, 0, $hideprefix_length ) === $hideprefix ) ) {
continue;
}
$meta->key = rawurldecode( (string) $meta->key );
$meta->value = rawurldecode( (string) $meta->value );
$attribute_key = str_replace( 'attribute_', '', $meta->key );
$display_key = kkart_attribute_label( $attribute_key, $product );
$display_value = wp_kses_post( $meta->value );
if ( taxonomy_exists( $attribute_key ) ) {
$term = get_term_by( 'slug', $meta->value, $attribute_key );
if ( ! is_wp_error( $term ) && is_object( $term ) && $term->name ) {
$display_value = $term->name;
}
}
// Skip items with values already in the product details area of the product name.
if ( ! $include_all && $product && $product->is_type( 'variation' ) && kkart_is_attribute_in_product_name( $display_value, $order_item_name ) ) {
continue;
}
$formatted_meta[ $meta->id ] = (object) array(
'key' => $meta->key,
'value' => $meta->value,
'display_key' => apply_filters( 'kkart_order_item_display_meta_key', $display_key, $meta, $this ),
'display_value' => wpautop( make_clickable( apply_filters( 'kkart_order_item_display_meta_value', $display_value, $meta, $this ) ) ),
);
}
return apply_filters( 'kkart_order_item_get_formatted_meta_data', $formatted_meta, $this );
}
/*
|--------------------------------------------------------------------------
| Array Access Methods
|--------------------------------------------------------------------------
|
| For backwards compatibility with legacy arrays.
|
*/
/**
* OffsetSet for ArrayAccess.
*
* @param string $offset Offset.
* @param mixed $value Value.
*/
public function offsetSet( $offset, $value ) {
if ( 'item_meta_array' === $offset ) {
foreach ( $value as $meta_id => $meta ) {
$this->update_meta_data( $meta->key, $meta->value, $meta_id );
}
return;
}
if ( array_key_exists( $offset, $this->data ) ) {
$setter = "set_$offset";
if ( is_callable( array( $this, $setter ) ) ) {
$this->$setter( $value );
}
return;
}
$this->update_meta_data( $offset, $value );
}
/**
* OffsetUnset for ArrayAccess.
*
* @param string $offset Offset.
*/
public function offsetUnset( $offset ) {
$this->maybe_read_meta_data();
if ( 'item_meta_array' === $offset || 'item_meta' === $offset ) {
$this->meta_data = array();
return;
}
if ( array_key_exists( $offset, $this->data ) ) {
unset( $this->data[ $offset ] );
}
if ( array_key_exists( $offset, $this->changes ) ) {
unset( $this->changes[ $offset ] );
}
$this->delete_meta_data( $offset );
}
/**
* OffsetExists for ArrayAccess.
*
* @param string $offset Offset.
* @return bool
*/
public function offsetExists( $offset ) {
$this->maybe_read_meta_data();
if ( 'item_meta_array' === $offset || 'item_meta' === $offset || array_key_exists( $offset, $this->data ) ) {
return true;
}
return array_key_exists( $offset, wp_list_pluck( $this->meta_data, 'value', 'key' ) ) || array_key_exists( '_' . $offset, wp_list_pluck( $this->meta_data, 'value', 'key' ) );
}
/**
* OffsetGet for ArrayAccess.
*
* @param string $offset Offset.
* @return mixed
*/
public function offsetGet( $offset ) {
$this->maybe_read_meta_data();
if ( 'item_meta_array' === $offset ) {
$return = array();
foreach ( $this->meta_data as $meta ) {
$return[ $meta->id ] = $meta;
}
return $return;
}
$meta_values = wp_list_pluck( $this->meta_data, 'value', 'key' );
if ( 'item_meta' === $offset ) {
return $meta_values;
} elseif ( 'type' === $offset ) {
return $this->get_type();
} elseif ( array_key_exists( $offset, $this->data ) ) {
$getter = "get_$offset";
if ( is_callable( array( $this, $getter ) ) ) {
return $this->$getter();
}
} elseif ( array_key_exists( '_' . $offset, $meta_values ) ) {
// Item meta was expanded in previous versions, with prefixes removed. This maintains support.
return $meta_values[ '_' . $offset ];
} elseif ( array_key_exists( $offset, $meta_values ) ) {
return $meta_values[ $offset ];
}
return null;
}
}