Lazy getter

HomepagePresenter.php

<?php

class HomepagePresenter extends BasePresenter
{
    /** @var EntriesModel */
    protected $entriesModel;

    /**
     * Lazy getter for EntriesModel
     * @return EntriesModel
     */
    public function getEntries()
    {
        if ($this->entriesModel === NULL)
            $this->entriesModel = new EntriesModel();
        return $this->entriesModel;
    }
}