Current File : /home/tradesc/www/relax/wp-content/plugins/woocommerce/src/Internal/DownloadPermissionsAdjuster.php
<?php
/**
* DownloadPermissionsAdjuster class file.
*/
namespace Automattic\WooCommerce\Internal;
use Automattic\WooCommerce\Proxies\LegacyProxy;
use WC_Product;
defined( 'ABSPATH' ) || exit;
/**
* Class to adjust download permissions on product save.
*/
class DownloadPermissionsAdjuster {
/**
* The downloads data store to use.
*
* @var WC_Data_Store
*/
private $downloads_data_store;
/**
* Class initialization, to be executed when the class is resolved by the container.
*
* @internal
*/
final public function init() {
$this->downloads_data_store = wc_get_container()->get( LegacyProxy::class )->get_instance_of( \WC_Data_Store::class, 'customer-download' );
add_action( 'adjust_download_permissions', array( $this, 'adjust_download_permissions' ), 10, 1 );
}
/**
* Schedule a download permissions adjustment for a product if necessary.
* This should be executed whenever a product is saved.
*
* @param \WC_Product $product The product to schedule a download permission adjustments for.
*/
public function maybe_schedule_adjust_download_permissions( \WC_Product $product ) {
$children_ids = $product->get_children();
if ( ! $children_ids ) {
return;
}
$are_any_children_downloadable = false;
foreach ( $children_ids as $child_id ) {
$child = wc_get_product( $child_id );
if ( $child && $child->is_downloadable() ) {
$are_any_children_downloadable = true;
break;
}
}
if ( ! $product->is_downloadable() && ! $are_any_children_downloadable ) {
return;
}
$scheduled_action_args = array( $product->get_id() );
$already_scheduled_actions =
WC()->call_function(
'as_get_scheduled_actions',
array(
'hook' => 'adjust_download_permissions',
'args' => $scheduled_action_args,
'status' => \ActionScheduler_Store::STATUS_PENDING,
),
'ids'
);
if ( empty( $already_scheduled_actions ) ) {
WC()->call_function(
'as_schedule_single_action',
WC()->call_function( 'time' ) + 1,
'adjust_download_permissions',
$scheduled_action_args
);
}
}
/**
* Create additional download permissions for variations if necessary.
*
* When a simple downloadable product is converted to a variable product,
* existing download permissions are still present in the database but they don't apply anymore.
* This method creates additional download permissions for the variations based on
* the old existing ones for the main product.
*
* The procedure is as follows. For each existing download permission for the parent product,
* check if there's any variation offering the same file for download (the file URL, not name, is checked).
* If that is found, check if an equivalent permission exists (equivalent means for the same file and with
* the same order id and customer id). If no equivalent permission exists, create it.
*
* @param int $product_id The id of the product to check permissions for.
*/
public function adjust_download_permissions( int $product_id ) {
$product = wc_get_product( $product_id );
if ( ! $product ) {
return;
}
$children_ids = $product->get_children();
if ( ! $children_ids ) {
return;
}
$parent_downloads = $this->get_download_files_and_permissions( $product );
if ( ! $parent_downloads ) {
return;
}
$children_with_downloads = array();
foreach ( $children_ids as $child_id ) {
$child = wc_get_product( $child_id );
// Ensure we have a valid child product.
if ( ! $child instanceof WC_Product ) {
wc_get_logger()->warning(
sprintf(
/* translators: 1: child product ID 2: parent product ID. */
__( 'Unable to load child product %1$d while adjusting download permissions for product %2$d.', 'woocommerce' ),
$child_id,
$product_id
)
);
continue;
}
$children_with_downloads[ $child_id ] = $this->get_download_files_and_permissions( $child );
}
foreach ( $parent_downloads['permission_data_by_file_order_user'] as $parent_file_order_and_user => $parent_download_data ) {
foreach ( $children_with_downloads as $child_id => $child_download_data ) {
$file_url = $parent_download_data['file'];
$must_create_permission =
// The variation offers the same file as the parent for download...
in_array( $file_url, array_keys( $child_download_data['download_ids_by_file_url'] ), true ) &&
// ...but no equivalent download permission (same file URL, order id and user id) exists.
! array_key_exists( $parent_file_order_and_user, $child_download_data['permission_data_by_file_order_user'] );
if ( $must_create_permission ) {
// The new child download permission is a copy of the parent's,
// but with the product and download ids changed to match those of the variation.
$new_download_data = $parent_download_data['data'];
$new_download_data['product_id'] = $child_id;
$new_download_data['download_id'] = $child_download_data['download_ids_by_file_url'][ $file_url ];
$this->downloads_data_store->create_from_data( $new_download_data );
}
}
}
}
/**
* Get the existing downloadable files and download permissions for a given product.
* The returned value is an array with two keys:
*
* - download_ids_by_file_url: an associative array of file url => download_id.
* - permission_data_by_file_order_user: an associative array where key is "file_url:customer_id:order_id" and value is the full permission data set.
*
* @param \WC_Product $product The product to get the downloadable files and permissions for.
* @return array[] Information about the downloadable files and permissions for the product.
*/
private function get_download_files_and_permissions( \WC_Product $product ) {
$result = array(
'permission_data_by_file_order_user' => array(),
'download_ids_by_file_url' => array(),
);
$downloads = $product->get_downloads();
foreach ( $downloads as $download ) {
$result['download_ids_by_file_url'][ $download->get_file() ] = $download->get_id();
}
$permissions = $this->downloads_data_store->get_downloads( array( 'product_id' => $product->get_id() ) );
foreach ( $permissions as $permission ) {
$permission_data = (array) $permission->data;
if ( array_key_exists( $permission_data['download_id'], $downloads ) ) {
$file = $downloads[ $permission_data['download_id'] ]->get_file();
$data = array(
'file' => $file,
'data' => (array) $permission->data,
);
$result['permission_data_by_file_order_user'][ "{$file}:{$permission_data['user_id']}:{$permission_data['order_id']}" ] = $data;
}
}
return $result;
}
}
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