[WordPress] my_force_login()

// Info about this Paste: https://wordpress.stackexchange.com/q/298596/137402

function my_force_login() {
    $post = get_post(); // The current post.

    if (empty($post) || is_user_logged_in() || !is_singular()) return;

    $ids = array(1753, 109); // array of post/Page IDs or post/Page parent IDs that force login to read

    if (in_array((int)$post->ID, $ids) || in_array((int)$post->post_parent, $ids)) {
        auth_redirect();
    }
}