Current File : /home/kelaby89/abl.academy/wp-content/plugins/learnpress/inc/Ajax/AbstractAjax.php |
<?php
/**
* class AjaxBase
*
* @since 4.2.7.6
* @version 1.0.1
*/
namespace LearnPress\Ajax;
/**
* @use LoadContentViaAjax::load_content_via_ajax
*
* $action must unique name on all Ajax classes.
* Because not specify a specific class.
*/
abstract class AbstractAjax {
public static function catch_lp_ajax() {
if ( ! empty( $_REQUEST['lp-load-ajax'] ) ) {
$action = $_REQUEST['lp-load-ajax'];
$nonce = $_REQUEST['nonce'] ?? '';
$class = new static();
// For case cache html, so cache nonce is not required.
$class_no_nonce = [
LoadContentViaAjax::class,
];
// Check refer domain if ignore nonce.
if ( ! defined( 'LP_ALLOW_AJAX_NO_NONCE' ) || ! LP_ALLOW_AJAX_NO_NONCE ) {
$referer = wp_get_referer();
if ( $referer && strpos( $referer, home_url() ) !== 0 ) {
wp_die( 'Invalid request!', 400 );
}
}
if ( ! wp_verify_nonce( $nonce, 'wp_rest' ) ) {
if ( ! in_array( get_class( $class ), $class_no_nonce ) ) {
wp_die( 'Invalid request!', 400 );
}
}
if ( is_callable( [ $class, $action ] ) ) {
call_user_func( [ $class, $action ] );
}
}
}
}