Sample code from the tracks controller

tracks_controller.php

<?php

// Contents of controllers/tracks_controller.php

Class Tracks extends zMCustomPostTypeBase {

    /**
     * @todo derive this, based on $this->post_type['type']
     */
    public $cpt = 'tracks';

    /**
     * @todo move this over to the abstract and model? as
     * part of the array in tracks.php?
     */
    public $has_many = 'events';

    static $instance;

    public function __construct(){

        // late static binding
        // allows use to use self::$instance->cpt when invoked
        // like Tracks::someMethod();
        self::$instance = $this;

        /**
         * Our parent construct has the init's for register_post_type
         * register_taxonomy and many other usefullness.
         */
        parent::__construct();

        /**
         * Set-up postmeta fields for WordPress
         */
        add_action( 'add_meta_boxes', array( &$this, 'addressField' ) );
        add_action( 'save_post', array( &$this, 'saveTrackMeta' ) );
    }

    public function addressField(){
        add_meta_box(
            'track_address',
            __( 'Address', 'myplugin_textdomain' ),
            array( &$this, 'addressFieldRender'),
            $this->cpt . 's' // @todo messed up
        );
    }

// and so on