template_redirect

Action Hook: Fires before determining which template to load.

Source: wp-includes/template-loader.php:12

exit_on_http_head

Filter Hook: Filters whether to allow ‘HEAD’ requests to generate content.

Source: wp-includes/template-loader.php:24

Action Hook: Fired when the template loader determines a robots.txt request.

Source: wp-includes/template-loader.php:34

Filter Hook: Filters the path of the current template before including it.

Source: wp-includes/template-loader.php:73