Auto Assigning Categories To Posts

auto-assign.php

<?php
function sce_create_page($user_id){
	$the_user = get_userdata($user_id);;
	$new_user_name = $the_user->user_login;
	$my_post = array();
	$cat_name = wp_create_category('premium');
	$my_post['post_title'] = $new_user_name . $cat_name;
	$my_post['post_type'] = 'post';
	$my_post['post_content'] = '';
	$my_post['post_status'] = 'publish';
	wp_insert_post( $my_post);
	
}
add_action('user_register', 'sce_create_page');
?>