Enum handling for PHP and Doctrine Models

enum-bistmask.php

<?php

class EnumBitmask {

	private $set_func;
	private $get_func;

	public function __construct(callable $set_func, callable $get_func) {
		$this->set_func = $set_func;
		$this->get_func = $get_func;
	}

	public function set($bitmaskStatus) {

		if ($bitmaskStatus % 2) {
			throw new \Exception('invalid status');
		}

		call_user_func_array($this->set_func, array($bitmaskStatus));

		return $this;
	}

	public function has($status) {
		return (bool) (call_user_func($this->get_func) & $status);

	}

	public function remove($status) {

		if (!$this->has($status)) {
			throw new \Exception('cant remove status');
		}

		$this->set(call_user_func($this->get_func) - $status);
	}

	public function add($status) {

		if ($this->has($status)) {
			throw new \Exception('add twice status');
		}

		$this->set(call_user_func($this->get_func) + $status);
	}

	public function get() {
		return call_user_func($this->get_func);
	}

	public function force($status) {

		if (!$this->has($status)) {
			$this->add($status);
		}

	}

} 


class RoomAccessEnum {

	const SHOW = 2;
	const SHARE = 4;
	const UPLOAD = 8;
	const ADMIN = 16;

	static function getNamings() {
		return array(
			RoomAccess::ACCESS_SHOW => static::SHOW,
			RoomAccess::ACCESS_SHARE => static::SHARE,
			RoomAccess::ACCESS_UPLOAD => static::UPLOAD,
			RoomAccess::ACCESS_ADMIN => static::ADMIN,
		);
	}

	static function getNumber($name) {
		$items = static::getNamings();
		return isset($items[$name]) ? $items[$name] : 0;
	}

	static function getBitMask($items) {
		$mask = 0;

		foreach ($items as $item) {
			$mask += static::getNumber($item);
		}

		return $mask;
	}

	public static function names($bit_mask) {

		$values = array();
		foreach (static::getNamings() as $name => $value) {
			if ((bool)($bit_mask & $value)) {
				$values[] = $name;
			}
		}

		return $values;

	}

} 

namespace espend\Tapet\CoreBundle\Entity;

use Doctrine\ORM\Mapping as ORM;
use espend\Tapet\CoreBundle\Model\EnumBitmask;
use espend\Tapet\CoreBundle\Model\RoomAccessEnum;

/**
 * RoomAccess
 */
class RoomAccess
{

		const ACCESS_SHOW = 'show';
	  const ACCESS_ADMIN = 'is_admin';
		const ACCESS_UPLOAD = 'can_upload';
		const ACCESS_SHARE = 'can_share';

		private $access;

    /**
     * @var integer
     */
    private $id;


    /**
     * Get id
     *
     * @return integer 
     */
    public function getId()
    {
        return $this->id;
    }
    /**
     * @var boolean
     */
    private $is_admin = false;

    /**
     * @var boolean
     */
    private $can_upload = false;

    /**
     * @var boolean
     */
    private $can_share = false;

    /**
     * @var \espend\Tapet\CoreBundle\Entity\Room
     */
    private $room;

    /**
     * @var \espend\Tapet\CoreBundle\Entity\User
     */
    private $user;

    /**
     * @var \espend\Tapet\CoreBundle\Entity\Device
     */
    private $device;


    /**
     * Get is_admin
     *
     * @return boolean 
     */
    public function getIsAdmin()
    {
        return $this->access()->has(RoomAccessEnum::ADMIN);
    }

    /**
     * Get can_upload
     *
     * @return boolean 
     */
    public function getCanUpload()
    {
				return $this->access()->has(RoomAccessEnum::UPLOAD);
    }

    /**
     * Get can_share
     *
     * @return boolean 
     */
    public function getCanShare()
    {
			return $this->access()->has(RoomAccessEnum::SHARE);
    }

    /**
     * Set room
     *
     * @param \espend\Tapet\CoreBundle\Entity\Room $room
     * @return RoomAccess
     */
    public function setRoom(\espend\Tapet\CoreBundle\Entity\Room $room = null)
    {
        $this->room = $room;
    
        return $this;
    }

    /**
     * Get room
     *
     * @return \espend\Tapet\CoreBundle\Entity\Room 
     */
    public function getRoom()
    {
        return $this->room;
    }

    /**
     * Set user
     *
     * @param \espend\Tapet\CoreBundle\Entity\User $user
     * @return RoomAccess
     */
    public function setUser(\espend\Tapet\CoreBundle\Entity\User $user = null)
    {
        $this->user = $user;
    
        return $this;
    }

    /**
     * Get user
     *
     * @return \espend\Tapet\CoreBundle\Entity\User 
     */
    public function getUser()
    {
        return $this->user;
    }

    /**
     * Set device
     *
     * @param \espend\Tapet\CoreBundle\Entity\Device $device
     * @return RoomAccess
     */
    public function setDevice(\espend\Tapet\CoreBundle\Entity\Device $device = null)
    {
        $this->device = $device;
    
        return $this;
    }

    /**
     * Get device
     *
     * @return \espend\Tapet\CoreBundle\Entity\Device 
     */
    public function getDevice()
    {
        return $this->device;
    }
    /**
     * @var \DateTime
     */
    private $created_at;

    /**
     * @var \DateTime
     */
    private $updated_at;


    /**
     * Set created_at
     *
     * @param \DateTime $createdAt
     * @return RoomAccess
     */
    public function setCreatedAt($createdAt)
    {
        $this->created_at = $createdAt;
    
        return $this;
    }

    /**
     * Get created_at
     *
     * @return \DateTime 
     */
    public function getCreatedAt()
    {
        return $this->created_at;
    }

    /**
     * Set updated_at
     *
     * @param \DateTime $updatedAt
     * @return RoomAccess
     */
    public function setUpdatedAt($updatedAt)
    {
        $this->updated_at = $updatedAt;
    
        return $this;
    }

    /**
     * Get updated_at
     *
     * @return \DateTime 
     */
    public function getUpdatedAt()
    {
        return $this->updated_at;
    }
    /**
     * @var integer
     */
    private $access_bitmask = 0;


    /**
     * Set access_bitmask
     *
     * @param integer $accessBitmask
     * @return RoomAccess
     */
    public function setAccessBitmask($accessBitmask)
    {
        $this->access_bitmask = $accessBitmask;
    
        return $this;
    }

    /**
     * Get access_bitmask
     *
     * @return integer 
     */
    public function getAccessBitmask()
    {
        return $this->access_bitmask;
    }

	public function access() {

		if($this->access == null) {
			return $this->access = new EnumBitmask(array($this, 'setAccessBitmask'), array($this, 'getAccessBitmask'));
		}

		return $this->access;
	}
}