Fix $_SERVER variables for various setups.

Defines functionality-related WordPress constants.

Retrieve an array of active and valid plugin files.

Returns the menu items associated with a particular object.

Retrieve an array of must-use plugin files.

Retrieves all menu items of a navigation menu.

Returns a navigation menu object.

Returns the menu formatted to edit.

Returns all navigation menu objects.

Returns a shortlink for a post, page, attachment, or site.