EntityArticle

<?php

namespace SoftUniBlogBundle\Entity;

use Doctrine\ORM\Mapping as ORM;

/**
 * Article
 *
 * @ORM\Table(name="articles")
 * @ORM\Entity(repositoryClass="SoftUniBlogBundle\Repository\ArticleRepository")
 */
class Article
{
    /**
     * @var int
     *
     * @ORM\Column(name="id", type="integer")
     * @ORM\Id
     * @ORM\GeneratedValue(strategy="AUTO")
     */
    private $id;

    /**
     * @var string
     *
     * @ORM\Column(name="title", type="string", length=255)
     */
    private $title;

    /**
     * @var string
     *
     * @ORM\Column(name="content", type="text")
     */
    private $content;

    /**
     * @var \DateTime
     *
     * @ORM\Column(name="dateAdded", type="datetime")
     */
    private $dateAdded;
    /**
     * @var string
     */
    private  $summary;
    /**
     * @param string
     */
    private  function setSummary(){
    $this -> summary = substr($this -> getContent(),0,strlen($this->getContent()) /2)."...";
    }

    /**
     * @return string
     */
    private function getSummary()
    {
        if($this -> $summary === null)
        {
            $this -> setSummary();
        }
        return $this -> summary;
    }

    /**
     * @var int
     *
     * @ORM\Column(name="authorId", type = "integer")
     */

    private $authorId;

    /**
     * Get id
     *
     * @return int
     */
    public function getId()
    {
        return $this->id;
    }
    /**
     * @param integer $authorId
     *
     * @return Article
     */
    public function setAuthorId($authorId)
    {
        $this->authorId = $authorId;
        return $this;
    }
    /**
     * @return int
     */
    public function getAuthorId()
    {
        return $this->authorId;
    }

    /**
     * Set title
     *
     * @param string $title
     *
     * @return Article
     */
    public function setTitle($title)
    {
        $this->title = $title;

        return $this;
    }

    /**
     * Get title
     *
     * @return string
     */
    public function getTitle()
    {
        return $this->title;
    }

    /**
     * Set content
     *
     * @param string $content
     *
     * @return Article
     */
    public function setContent($content)
    {
        $this->content = $content;

        return $this;
    }

    /**
     * Get content
     *
     * @return string
     */
    public function getContent()
    {
        return $this->content;
    }

    /**
     * Set dateAdded
     *
     * @param \DateTime $dateAdded
     *
     * @return Article
     */
    public function setDateAdded($dateAdded)
    {
        $this->dateAdded = $dateAdded;

        return $this;
    }
    public function __construct()
    {
        $this->dateAdded = new \DateTime('now');
    }
    /**
     * Get dateAdded
     *
     * @return \DateTime
     */
    public function getDateAdded()
    {
        return $this->dateAdded;
    }

    /**
     * @var User
     *
     * @ORM\ManyToOne(targetEntity="SoftUniBlogBundle\Entity\User", inversedBy="articles")
     * @ORM\JoinColumn(name="authorId", referencedColumnName="id")
     *
     */
    private $author;


    /**
     *
     * @param \SoftUniBlogBundle\Entity\User $author
     *
     * @return Article
     */
    public function setAuthor(User $author = null)
    {
        $this -> author = $author;
        return $this;
    }

    /**
     * @return \SoftUniBlogBundle\Entity\User
     */
    public function getAuthor()
    {
        return $this-> author;

    }



}