WP_Site_Health::wp_cron_scheduled_check() │ public │ WP 5.4.0

Runs the scheduled event to check and update the latest site health status for the website.

Method of the class: WP_Site_Health{}

No Hooks.

Return

null. Nothing (null).

Usage

$WP_Site_Health = new WP_Site_Health();
$WP_Site_Health->wp_cron_scheduled_check();

Changelog

WP_Site_Health::wp_cron_scheduled_check() WP Site Health::wp cron scheduled check code ^{WP 6.6.2}

public function wp_cron_scheduled_check() {
	// Bootstrap wp-admin, as WP_Cron doesn't do this for us.
	require_once trailingslashit( ABSPATH ) . 'wp-admin/includes/admin.php';

	$tests = WP_Site_Health::get_tests();

	$results = array();

	$site_status = array(
		'good'        => 0,
		'recommended' => 0,
		'critical'    => 0,
	);

	// Don't run https test on development environments.
	if ( $this->is_development_environment() ) {
		unset( $tests['async']['https_status'] );
	}

	foreach ( $tests['direct'] as $test ) {
		if ( ! empty( $test['skip_cron'] ) ) {
			continue;
		}

		if ( is_string( $test['test'] ) ) {
			$test_function = sprintf(
				'get_test_%s',
				$test['test']
			);

			if ( method_exists( $this, $test_function ) && is_callable( array( $this, $test_function ) ) ) {
				$results[] = $this->perform_test( array( $this, $test_function ) );
				continue;
			}
		}

		if ( is_callable( $test['test'] ) ) {
			$results[] = $this->perform_test( $test['test'] );
		}
	}

	foreach ( $tests['async'] as $test ) {
		if ( ! empty( $test['skip_cron'] ) ) {
			continue;
		}

		// Local endpoints may require authentication, so asynchronous tests can pass a direct test runner as well.
		if ( ! empty( $test['async_direct_test'] ) && is_callable( $test['async_direct_test'] ) ) {
			// This test is callable, do so and continue to the next asynchronous check.
			$results[] = $this->perform_test( $test['async_direct_test'] );
			continue;
		}

		if ( is_string( $test['test'] ) ) {
			// Check if this test has a REST API endpoint.
			if ( isset( $test['has_rest'] ) && $test['has_rest'] ) {
				$result_fetch = wp_remote_get(
					$test['test'],
					array(
						'body' => array(
							'_wpnonce' => wp_create_nonce( 'wp_rest' ),
						),
					)
				);
			} else {
				$result_fetch = wp_remote_post(
					admin_url( 'admin-ajax.php' ),
					array(
						'body' => array(
							'action'   => $test['test'],
							'_wpnonce' => wp_create_nonce( 'health-check-site-status' ),
						),
					)
				);
			}

			if ( ! is_wp_error( $result_fetch ) && 200 === wp_remote_retrieve_response_code( $result_fetch ) ) {
				$result = json_decode( wp_remote_retrieve_body( $result_fetch ), true );
			} else {
				$result = false;
			}

			if ( is_array( $result ) ) {
				$results[] = $result;
			} else {
				$results[] = array(
					'status' => 'recommended',
					'label'  => __( 'A test is unavailable' ),
				);
			}
		}
	}

	foreach ( $results as $result ) {
		if ( 'critical' === $result['status'] ) {
			++$site_status['critical'];
		} elseif ( 'recommended' === $result['status'] ) {
			++$site_status['recommended'];
		} else {
			++$site_status['good'];
		}
	}

	set_transient( 'health-check-site-status-result', wp_json_encode( $site_status ) );
}