laipower/wp-content/plugins/easy-digital-downloads/includes/extensions/licensing-functions.php

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<?php
/**
* Licensing Functions
*
* Functions used for saving and/or retrieving information about EDD licensed products
* running on the site.
*
* @package easy-digital-downloads
* @copyright Copyright (c) 2021, Easy Digital Downloads
* @license GPL2+
* @since 2.11.4
*/
namespace EDD\Extensions;
/**
* Saves an option in the database with the information from the `$edd_licensed_products`
* global. This only runs in the context of WP-Admin, because that's the only place we
* can be certain that the information is accurate.
*
* @link https://github.com/awesomemotive/easy-digital-downloads/issues/8969
*
* @global $edd_licensed_products
*/
add_action( 'admin_init', function () {
if ( ! is_admin() ) {
return;
}
$saved_products = get_option( 'edd_licensed_extensions', array() );
/*
* We only want to update this option once per day. If the timeout has expired
* then update it with product information.
*
* Note: We always save this option, even if `$edd_licensed_products` is empty.
* This is to help designate that the information has been checked and saved,
* even if there are no licensed products.
*/
if ( empty( $saved_products['timeout'] ) || $saved_products['timeout'] < time() ) {
update_option( 'edd_licensed_extensions', json_encode( array(
'timeout' => strtotime( '+1 day' ),
'products' => get_licensed_products(),
) ), false );
}
}, 200 );
/**
* Returns licensed EDD extensions that are active on this site.
* Array values are the `$item_shortname` from `\EDD_License`
*
* @see \EDD_License::$item_shortname
*
* @since 2.11.4
* @return array
*/
function get_licensed_extension_slugs() {
$products = get_option( 'edd_licensed_extensions' );
/*
* If this isn't set for some reason, fall back to trying the global. There are
* probably a very limited number of cases where the option would be empty when
* the global is not, but worth a shot.
*/
if ( empty( $products ) ) {
return get_licensed_products();
}
$products = json_decode( $products, true );
return isset( $products['products'] ) && is_array( $products['products'] )
? $products['products']
: array();
}
/**
* Triggers our hook for registering extensions.
* This needs to run after all plugins have definitely been loaded.
*
* @since 2.11.4
*/
add_action( 'plugins_loaded', function() {
/**
* Extensions should hook in here to register themselves.
*
* @since 2.11.4
*
* @param ExtensionRegistry
*/
do_action( 'edd_extension_license_init', EDD()->extensionRegistry );
}, PHP_INT_MAX );
/**
* Helper function to get the actually licensed products from the global.
* In 3.1.1.2, all products using the licensing class add their slug to the global,
* but we are now tracking unlicensed products as well as licensed ones.
*
* @return void
*/
function get_licensed_products() {
$products = array();
global $edd_licensed_products;
if ( empty( $edd_licensed_products ) || ! is_array( $edd_licensed_products ) ) {
return $products;
}
foreach ( $edd_licensed_products as $slug => $is_licensed ) {
if ( $is_licensed ) {
$products[] = $slug;
}
}
return $products;
}