Files
woocommerce-subscriptions/includes/core/class-wcs-download-handler.php
2025-07-10 10:19:11 +00:00

296 lines
11 KiB
PHP

<?php
/**
* Download Handler for WooCommerce Subscriptions
*
* Functions for download related things within the Subscription Extension.
*
* @package WooCommerce Subscriptions
* @subpackage WCS_Download_Handler
* @category Class
* @author Prospress
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
class WCS_Download_Handler {
/**
* Initialize filters and hooks for class.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.0
*/
public static function init() {
add_action( 'woocommerce_grant_product_download_permissions', __CLASS__ . '::save_downloadable_product_permissions' );
add_filter( 'woocommerce_get_item_downloads', __CLASS__ . '::get_item_downloads', 10, 3 );
add_action( 'woocommerce_process_shop_order_meta', __CLASS__ . '::repair_permission_data', 60, 1 );
add_action( 'woocommerce_admin_created_subscription', array( __CLASS__, 'grant_download_permissions' ) );
add_action( 'woocommerce_loaded', [ __CLASS__, 'attach_wc_dependent_hooks' ] );
add_action( 'woocommerce_process_product_file_download_paths', __CLASS__ . '::grant_new_file_product_permissions', 11, 3 );
}
/**
* Attach hooks that depend on WooCommerce being loaded.
*
* @since 5.2
*/
public static function attach_wc_dependent_hooks() {
if ( wcs_is_custom_order_tables_usage_enabled() ) {
add_action( 'woocommerce_delete_subscription', [ __CLASS__, 'delete_subscription_download_permissions' ] );
} else {
add_action( 'deleted_post', [ __CLASS__, 'delete_subscription_permissions' ] );
}
}
/**
* Save the download permissions on the individual subscriptions as well as the order. Hooked into
* 'woocommerce_grant_product_download_permissions', which is strictly after the order received all the info
* it needed, so we don't need to play with priorities.
*
* @param integer $order_id the ID of the order. At this point it is guaranteed that it has files in it and that it hasn't been granted permissions before
*/
public static function save_downloadable_product_permissions( $order_id ) {
global $wpdb;
$order = wc_get_order( $order_id );
if ( wcs_order_contains_subscription( $order, 'any' ) ) {
$subscriptions = wcs_get_subscriptions_for_order( $order, array( 'order_type' => array( 'any' ) ) );
} else {
return;
}
foreach ( $subscriptions as $subscription ) {
if ( sizeof( $subscription->get_items() ) > 0 ) {
foreach ( $subscription->get_items() as $item ) {
$_product = $item->get_product();
if ( $_product && $_product->exists() && $_product->is_downloadable() ) {
$downloads = wcs_get_objects_property( $_product, 'downloads' );
$product_id = wcs_get_canonical_product_id( $item );
foreach ( array_keys( $downloads ) as $download_id ) {
// grant access on subscription if it does not already exist
if ( ! $wpdb->get_var( $wpdb->prepare( "SELECT download_id FROM {$wpdb->prefix}woocommerce_downloadable_product_permissions WHERE `order_id` = %d AND `product_id` = %d AND `download_id` = %s", $subscription->get_id(), $product_id, $download_id ) ) ) {
wc_downloadable_file_permission( $download_id, $product_id, $subscription, $item['qty'] );
}
self::revoke_downloadable_file_permission( $product_id, $order_id, $order->get_user_id() );
}
}
}
}
$subscription->get_data_store()->set_download_permissions_granted( $subscription, true );
}
}
/**
* Revokes download permissions from permissions table if a file has permissions on a subscription. If a product has
* multiple files, all permissions will be revoked from the original order.
*
* @param int $product_id the ID for the product (the downloadable file)
* @param int $order_id the ID for the original order
* @param int $user_id the user we're removing the permissions from
* @return boolean true on success, false on error
*/
public static function revoke_downloadable_file_permission( $product_id, $order_id, $user_id ) {
global $wpdb;
$table = $wpdb->prefix . 'woocommerce_downloadable_product_permissions';
$where = array(
'product_id' => $product_id,
'order_id' => $order_id,
'user_id' => $user_id,
);
$format = array( '%d', '%d', '%d' );
return $wpdb->delete( $table, $where, $format );
}
/**
* WooCommerce's function receives the original order ID, the item and the list of files. This does not work for
* download permissions stored on the subscription rather than the original order as the URL would have the wrong order
* key. This function takes the same parameters, but queries the database again for download ids belonging to all the
* subscriptions that were in the original order. Then for all subscriptions, it checks all items, and if the item
* passed in here is in that subscription, it creates the correct download link to be passed to the email.
*
* @param array $files List of files already included in the list
* @param array $item An item (you get it by doing $order->get_items())
* @param WC_Order $order The original order
* @return array List of files with correct download urls
*/
public static function get_item_downloads( $files, $item, $order ) {
global $wpdb;
if ( wcs_order_contains_subscription( $order, array( 'parent', 'renewal', 'switch' ) ) ) {
$subscriptions = wcs_get_subscriptions_for_order( $order, array( 'order_type' => array( 'parent', 'renewal', 'switch' ) ) );
} else {
return $files;
}
$product_id = wcs_get_canonical_product_id( $item );
foreach ( $subscriptions as $subscription ) {
foreach ( $subscription->get_items() as $subscription_item ) {
if ( wcs_get_canonical_product_id( $subscription_item ) === $product_id ) {
if ( is_callable( array( $subscription_item, 'get_item_downloads' ) ) ) { // WC 3.0+
$files = $subscription_item->get_item_downloads( $subscription_item );
} else { // WC < 3.0
$files = $subscription->get_item_downloads( $subscription_item );
}
}
}
}
return $files;
}
/**
* Repairs a glitch in WordPress's save function. You cannot save a null value on update, see
* https://github.com/woocommerce/woocommerce/issues/7861 for more info on this.
*
* @param integer $id The ID of the subscription
*/
public static function repair_permission_data( $id ) {
if ( absint( $id ) !== $id ) {
return;
}
if ( 'shop_subscription' !== WC_Data_Store::load( 'subscription' )->get_order_type( $id ) ) {
return;
}
global $wpdb;
$wpdb->query(
$wpdb->prepare(
"
UPDATE {$wpdb->prefix}woocommerce_downloadable_product_permissions
SET access_expires = null
WHERE order_id = %d
AND access_expires = %s
",
$id,
'0000-00-00 00:00:00'
)
);
}
/**
* Gives customers access to downloadable products in a subscription.
* Hooked into 'woocommerce_admin_created_subscription' to grant permissions to admin created subscriptions.
*
* @param WC_Subscription $subscription
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.4.2
*/
public static function grant_download_permissions( $subscription ) {
wc_downloadable_product_permissions( $subscription->get_id() );
}
/**
* Remove download permissions attached to a subscription when it is permanently deleted.
*
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.0
*
* @param $id The ID of the subscription whose downloadable product permission being deleted.
*/
public static function delete_subscription_permissions( $id ) {
if ( 'shop_subscription' === WC_Data_Store::load( 'subscription' )->get_order_type( $id ) ) {
self::delete_subscription_download_permissions( $id );
}
}
/**
* Remove download permissions attached to a subscription when it is permanently deleted.
*
* @since 5.2.0
*
* @param $id The ID of the subscription whose downloadable product permission being deleted.
*/
public static function delete_subscription_download_permissions( $id ) {
global $wpdb;
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}woocommerce_downloadable_product_permissions WHERE order_id = %d", $id ) );
}
/**
* Grant downloadable file access to any newly added files on any existing subscriptions
* which don't have existing permissions pre WC3.0 and all subscriptions post WC3.0.
*
* @param int $product_id
* @param int $variation_id
* @param array $downloadable_files product downloadable files
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.0.18
*/
public static function grant_new_file_product_permissions( $product_id, $variation_id, $downloadable_files ) {
global $wpdb;
$product_id = ( $variation_id ) ? $variation_id : $product_id;
$product = wc_get_product( $product_id );
$existing_download_ids = array_keys( (array) wcs_get_objects_property( $product, 'downloads' ) );
$downloadable_ids = array_keys( (array) $downloadable_files );
$new_download_ids = array_filter( array_diff( $downloadable_ids, $existing_download_ids ) );
if ( ! empty( $new_download_ids ) ) {
$existing_permissions = $wpdb->get_results( $wpdb->prepare( "SELECT order_id, download_id from {$wpdb->prefix}woocommerce_downloadable_product_permissions WHERE product_id = %d", $product_id ) );
$subscriptions = wcs_get_subscriptions_for_product( $product_id );
// Arrange download id permissions by order id
$permissions_by_order_id = array();
foreach ( $existing_permissions as $permission_data ) {
$permissions_by_order_id[ $permission_data->order_id ][] = $permission_data->download_id;
}
foreach ( $subscriptions as $subscription_id ) {
// Grant permissions to subscriptions which have no permissions for this product, pre WC3.0, or all subscriptions, post WC3.0, as WC doesn't grant them retrospectively anymore.
if ( ! in_array( $subscription_id, array_keys( $permissions_by_order_id ) ) || false === wcs_is_woocommerce_pre( '3.0' ) ) {
$subscription = wcs_get_subscription( $subscription_id );
foreach ( $new_download_ids as $download_id ) {
$has_permission = isset( $permissions_by_order_id[ $subscription_id ] ) && in_array( $download_id, $permissions_by_order_id[ $subscription_id ] );
if ( $subscription && ! $has_permission && apply_filters( 'woocommerce_process_product_file_download_paths_grant_access_to_new_file', true, $download_id, $product_id, $subscription ) ) {
wc_downloadable_file_permission( $download_id, $product_id, $subscription );
}
}
}
}
}
}
/**
* When adding new downloadable content to a subscription product, check if we don't
* want to automatically add the new downloadable files to the subscription or initial and renewal orders.
*
* @deprecated 1.0.0 - Migrated from WooCommerce Subscriptions v4.0.0
*
* @param bool $grant_access
* @param string $download_id
* @param int $product_id
* @param WC_Order $order
* @return bool
* @since 1.0.0 - Migrated from WooCommerce Subscriptions v2.0
*/
public static function maybe_revoke_immediate_access( $grant_access, $download_id, $product_id, $order ) {
wcs_deprecated_function( __METHOD__, '4.0.0', 'WCS_Drip_Downloads_Manager::maybe_revoke_immediate_access() if available' );
if ( class_exists( 'WCS_Drip_Downloads_Manager' ) ) {
return WCS_Drip_Downloads_Manager::maybe_revoke_immediate_access( $grant_access, $download_id, $product_id, $order );
}
return $grant_access;
}
}