add_action( 'rest_api_init', function() {

	register_rest_route( 'del_ads/v1', '/del_ads/post', array(
		'methods'  => 'POST',
		'callback' => 'del_ads',
		'args' => array(
			'login' => array(
				'type' => 'string',
				'required' => true
			),
			'pass' => array(
				'type' => 'string',
				'required' => true
			),
			'ID_advertising' => array(
				'type' => 'string',
				'required' => true
			)
		)
	));

});


function del_ads( $req ) {
	global $wpdb;

	$user_data = $req->get_param('login');
	$pass = $req->get_param('pass');
	$id_advertising = $req->get_param('ID_advertising');
	$user = get_user_by( 'login',  $user_data);
	if (!$user) {
		$user = get_user_by( 'email',  $user_data);
	}

	if ($user) {
		$hash = $user->data->user_pass;
		$is_true_pass = wp_check_password($pass, $hash);
		$user_id = $user->data->ID;

		if ($is_true_pass) {

			$sql = "SELECT `ID_user` FROM `wp_pa_advertising` WHERE `ID_advertising` = $id_advertising";
			$id = $wpdb->get_var($sql);

			if ($id == $user_id) {
				$id_advertising = (int) $id_advertising;
				$delete_adds = "DELETE FROM `wp_pa_unproc_iframes` WHERE `id_pa_advertising` = $id_advertising";
				$wpdb->query($delete_adds);
			}

			$delete_adds = "DELETE FROM `wp_pa_advertising` WHERE `ID_advertising` = $id_advertising AND `ID_user` = $user_id";
			$wpdb->query($delete_adds);

			return true;
		} else {
			return 'Password is not correct!';
		}
	} else {
		return 'User not found!';
	}

}