WordPress environment setup class.

Sets the query string property based off of the query variable property.

Set the Headers for 404, if nothing is found for requested URL.

Set up the current user.

Sets up all of the variables required by the WordPress environment.

Parses the request to find the correct WordPress query.

Set up the Loop based on the query variables.

Set up the WordPress Globals.

Sends additional HTTP headers for caching, content type, etc.

Core class that implements an object cache.