<?php
    if ( function_exists('register_sidebar') ) {
        register_sidebar(array(
            'name' => 'Sidebar',
            'description' => 'Sidebar for the left side of the page.',
            'before_widget' => '<li id="%1$s" class="widget %2$s">',
            'after_widget' => '</li>',
            'before_title' => '<h2 class="widgettitle">',
            'after_title' => '</h2>',
        ));
    }

    add_action('init', 'class_type_register');
    add_action('init', 'build_taxonomies');

    function build_taxonomies() {
        register_taxonomy(
            'classes',
            'class_post',
            array(
                'hierarchical' => true,
                'label' => 'Classes',
                'singular_name' => 'Class',
                'query_var' => true,
                'rewrite' => true
            )
        );
    }

    function class_type_register() {
    $labels = array(
        'name' => _x('Class Posts', 'post type general name'),
        'singular_name' => _x('Class Post', 'post type singular name'),
        'add_new' => _x('Add New', 'class post'),
        'add_new_item' => __('Add New Class Post'),
        'edit_item' => __('Edit Class Post'),
        'new_item' => __('New Class Post'),
        'view_item' => __('View Class Post'),
        'search_items' => __('Search Class Post'),
        'not_found' =>  __('Nothing found'),
        'not_found_in_trash' => __('Nothing found in Trash'),
        'parent_item_colon' => ''
    );
    $args = array(
        'labels' => $labels,
        'public' => true,
        'publicly_queryable' => true,
        'show_ui' => true,
        'query_var' => true,
        'rewrite' => false,
        'capability_type' => 'post',
        'hierarchical' => false,
        'menu_position' => null,
        'supports' => array('title', 'editor', 'thumbnail', 'attachment')
    );
    register_post_type( 'class_post' , $args );
}

?>