CourseGeneration.php

<?php

/**
 *
 * @tableClass CourseGenerations
 * @foreignKey assetId
 *
 */
class CourseGeneration extends Asset
{
    /**
     * Home crosslisting
     *
     * @var CourseCrosslisting
     */
    protected $_homeCrosslisting;

    public function _init()
    {
        parent::_init();

        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasSubset(CourseDetails::getInstance(), $this, 'generation'));
        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasMany(CourseActivities::getInstance(), $this, 'generation', 'activities'));
        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasMany(CourseCredits::getInstance(), $this, 'generation', 'credits'));
        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasMany(CourseCrosslistings::getInstance(), $this, 'generation', 'crosslistings'));
        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasMany(CourseDfRemovals::getInstance(), $this, 'generation', 'dfRemovals'));
        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasMany(CoursePrerequisites::getInstance(), $this, 'generation', 'prerequisites'));
        $this->_registerRelation(
            new Nmc_Db_Table_Relation_HasOne(CourseGradTieIns::getInstance(), $this, 'generation', 'gradTieIn'));

        $this->_homeCrosslisting = $this->_getHomeCrosslisting();
    }

    public function _clone()
    {
        $parentId = $this->getPrimaryKey();

        // duplicate parent record
        parent::_clone();

        $this->_homeCrosslisting = clone $this->_homeCrosslisting;

        if($parentId) {
            $this->parent = $parentId;
        }
    }

    public function _get($name)
    {
        switch($name)
        {
            case 'subject':
            case 'courseNumber':
            case 'courseLetter':
            case 'integratedStudies':
                return $this->_homeCrosslisting->$name;
                break;
            default:
                return parent::_get($name);
        }
    }

    public function _set($name, $value)
    {