WordPress Version: 6.1
//
// Private helper functions.
//
/**
* Sets up global user vars.
*
* Used by wp_set_current_user() for back compat. Might be deprecated in the future.
*
* @since 2.0.4
*
* @global string $user_login The user username for logging in
* @global WP_User $userdata User data.
* @global int $user_level The level of the user
* @global int $user_ID The ID of the user
* @global string $user_email The email address of the user
* @global string $user_url The url in the user's profile
* @global string $user_identity The display name of the user
*
* @param int $for_user_id Optional. User ID to set up global data. Default 0.
*/
function setup_userdata($for_user_id = 0)
{
global $user_login, $userdata, $user_level, $user_ID, $user_email, $user_url, $user_identity;
if (!$for_user_id) {
$for_user_id = get_current_user_id();
}
$user = get_userdata($for_user_id);
if (!$user) {
$user_ID = 0;
$user_level = 0;
$userdata = null;
$user_login = '';
$user_email = '';
$user_url = '';
$user_identity = '';
return;
}
$user_ID = (int) $user->ID;
$user_level = (int) $user->user_level;
$userdata = $user;
$user_login = $user->user_login;
$user_email = $user->user_email;
$user_url = $user->user_url;
$user_identity = $user->display_name;
}