WP_Site_Health::wp_cron_scheduled_check() WordPress Method

	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 ) );
	}