WordPress Custom Login Function

<?php
if ( ! is_user_logged_in() ) { // Display WordPress login form:

    $args = array(
        'redirect' => home_url(),
        'form_id' => 'loginform-custom',
        'label_username' => __( 'Username', 'edu_text_domain' ),
        'label_password' => __( 'Password', 'edu_text_domain' ),
        'label_remember' => __( 'Remember Me', 'edu_text_domain' ),
        'label_log_in' => __( 'Log In', 'edu_text_domain' ),
        'remember' => true
    );
    wp_login_form( $args );
} else { // If logged in:
    wp_loginout( home_url() ); // Display "Log Out" link.
    echo " | ";
    wp_register('', ''); // Display "Site Admin" link.
}
?>