Files: wp-admin/includes/class-wp-site-health.php

WP_Site_Health constructor.

Return an instance of the WP_Site_Health class, or create one if none exist yet.

Enqueues the site health scripts.

Populate our list of cron events and store them to a class-wide variable.

Check if any scheduled tasks have been missed.

Check if any scheduled tasks are late.

Run a loopback test on our site.

Create a weekly cron event, if one does not already exist.

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

Test if WordPress can run automated background updates.

Test if `wp_version_check` is blocked.

Test if loopbacks work as expected.

Tests for WordPress version and outputs it.

Test if HTTP requests are blocked.

Test if plugins are outdated, or unnecessary.