Entity

<?php
class Article {

    const STATUS_DRAFT = 1;
    const STATUS_PUBLISHED = 2;

    private $status;
    private $publishDate;
    private $viewCount;
    private $title;
    private $id;

    public function __construct() {
        $this->status = static::STATUS_DRAFT;
        $this->viewCount = 0;
    }

    public function setId($id)
    {
        $this->id = $id;
    }

    public function setPublished(DateTime $date) {
        $this->status = static::STATUS_PUBLISHED;
        $this->publishDate = $date;
    }

    public function setStatus($status)
    {
        $this->status = $status;
    }

    public function setPublishDate(DateTIme $date)
    {
        $this->publishDate = $date;
    }

    public function setTitle($title)
    {
        $this->title = $title;
    }

    public function setContent($content)
    {
        $this->content = $content;
    }

    public function getStatus()
    {
        return $this->status;
    }

    public function getPublishDate()
    {
        return $this->publishDate;
    }

    public function getTitle()
    {
        return $this->title;
    }

    public function getContent()
    {
        return $this->content;
    }

    public function getId()
    {
        return $this->id;
    }

    public function toArray()
    {
        $out = array();
        foreach($this as $key => $value)
        {
            $out[$key] = $value;
        }
        return $out;
    }

}
?>