woocommerce-subscriptions/includes/core/privacy/class-wcs-privacy-erasers.php

200 lines
7.6 KiB
PHP

<?php
/**
* Personal data erasers.
*
* @author Prospress
* @category Class
* @package WooCommerce Subscriptions\Privacy
* @version 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
class WCS_Privacy_Erasers {
/**
* Finds and erases data which could be used to identify a person from subscription data associated with an email address.
*
* Subscriptions are erased in blocks of 10 to avoid timeouts.
* Based on @see WC_Privacy_Erasers::order_data_eraser().
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param string $email_address The user email address.
* @param int $page Page.
* @return array An array of response data to return to the WP eraser.
*/
public static function subscription_data_eraser( $email_address, $page ) {
$page = (int) $page;
$user = get_user_by( 'email', $email_address ); // Check if user has an ID in the DB to load stored personal data.
$subscription_args = array(
'limit' => 10,
'page' => $page,
'customer' => array( $email_address ),
'status' => 'any',
);
if ( $user instanceof WP_User ) {
$subscription_args['customer'][] = (int) $user->ID;
}
// Use the data store get_orders() function as it supports getting subscriptions from billing email or customer ID - wcs_get_subscriptions() doesn't.
$subscriptions = WC_Data_Store::load( 'subscription' )->get_orders( $subscription_args );
return self::erase_subscription_data_and_generate_response( $subscriptions );
}
/**
* Erase personal data from an array of subscriptions and generate an eraser response.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param array $subscriptions An array of WC_Subscription objects.
* @param int $limit The number of subscriptions erased in each batch. Optional. Default is 10.
* @return array An array of response data to return to the WP eraser.
*/
public static function erase_subscription_data_and_generate_response( $subscriptions, $limit = 10 ) {
$erasure_enabled = wc_string_to_bool( get_option( 'woocommerce_erasure_request_removes_subscription_data', 'no' ) );
$response = array(
'items_removed' => false,
'items_retained' => false,
'messages' => array(),
'done' => true,
);
if ( 0 < count( $subscriptions ) ) {
foreach ( $subscriptions as $subscription ) {
if ( apply_filters( 'woocommerce_privacy_erase_subscription_personal_data', $erasure_enabled, $subscription ) ) {
self::remove_subscription_personal_data( $subscription );
/* Translators: %s subscription number. */
$response['messages'][] = sprintf( __( 'Removed personal data from subscription %s.', 'woocommerce-subscriptions' ), $subscription->get_order_number() );
$response['items_removed'] = true;
} else {
/* Translators: %s subscription number. */
$response['messages'][] = sprintf( __( 'Personal data within subscription %s has been retained.', 'woocommerce-subscriptions' ), $subscription->get_order_number() );
$response['items_retained'] = true;
}
}
$response['done'] = $limit > count( $subscriptions );
}
return $response;
}
/**
* Remove personal data from a subscription object.
*
* Note; this will hinder the subscription's ability function correctly for obvious reasons!
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param WC_Subscription $subscription $subscription object.
*/
public static function remove_subscription_personal_data( $subscription ) {
$anonymized_data = array();
/**
* Allow extensions to remove their own personal data for this subscription first, so subscription data is still available.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param WC_Subscription $subscription A Subscription object.
*/
do_action( 'woocommerce_privacy_before_remove_subscription_personal_data', $subscription );
// Cancel the subscription before removing personal data so payment gateways still have access to that data.
if ( $subscription->can_be_updated_to( 'cancelled' ) ) {
$subscription->update_status( 'cancelled' );
}
/**
* Expose props and data types we'll be anonymizing.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param array $props Keys are the prop names, values are the data type we'll be passing to wp_privacy_anonymize_data().
* @param WC_subscription $subscription A subscription object.
*/
$props_to_remove = apply_filters( 'woocommerce_privacy_remove_subscription_personal_data_props', array(
'customer_ip_address' => 'ip',
'customer_user_agent' => 'text',
'billing_first_name' => 'text',
'billing_last_name' => 'text',
'billing_company' => 'text',
'billing_address_1' => 'text',
'billing_address_2' => 'text',
'billing_city' => 'text',
'billing_postcode' => 'text',
'billing_state' => 'address_state',
'billing_country' => 'address_country',
'billing_phone' => 'phone',
'billing_email' => 'email',
'shipping_first_name' => 'text',
'shipping_last_name' => 'text',
'shipping_company' => 'text',
'shipping_address_1' => 'text',
'shipping_address_2' => 'text',
'shipping_city' => 'text',
'shipping_postcode' => 'text',
'shipping_state' => 'address_state',
'shipping_country' => 'address_country',
'customer_id' => 'numeric_id',
'transaction_id' => 'numeric_id',
), $subscription );
if ( ! empty( $props_to_remove ) && is_array( $props_to_remove ) ) {
foreach ( $props_to_remove as $prop => $data_type ) {
// Get the current value in edit context.
$value = $subscription->{"get_$prop"}( 'edit' );
// If the value is empty, it does not need to be anonymized.
if ( empty( $value ) || empty( $data_type ) ) {
continue;
}
if ( function_exists( 'wp_privacy_anonymize_data' ) ) {
$anon_value = wp_privacy_anonymize_data( $data_type, $value );
} else {
$anon_value = '';
}
/**
* Expose a way to control the anonymized value of a prop via 3rd party code.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param string $anonymized_data Value of this prop after anonymization.
* @param string $prop Name of the prop being removed.
* @param string $value Current value of the data.
* @param string $data_type Type of data.
* @param WC_Subscription $subscription An subscription object.
*/
$anonymized_data[ $prop ] = apply_filters( 'woocommerce_privacy_remove_subscription_personal_data_prop_value', $anon_value, $prop, $value, $data_type, $subscription );
}
}
// Set all new props and persist the new data to the database.
$subscription->set_props( $anonymized_data );
$subscription->update_meta_data( '_anonymized', 'yes' );
$subscription->save();
// Delete subscription notes which can contain PII.
$notes = wc_get_order_notes( array(
'order_id' => $subscription->get_id(),
) );
foreach ( $notes as $note ) {
wc_delete_order_note( $note->id );
}
// Add note that this event occurred.
$subscription->add_order_note( __( 'Personal data removed.', 'woocommerce-subscriptions' ) );
/**
* Allow extensions to remove their own personal data for this subscription.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.2.20
* @param WC_subscription $subscription A subscription object.
*/
do_action( 'woocommerce_privacy_remove_subscription_personal_data', $subscription );
}
}