<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\ORM\Query\Expr;
use function count;
use function implode;
/**
* Expression class for building DQL Order By parts.
*
* @link www.doctrine-project.org
*/
class OrderBy
{
/** @var string */
protected $preSeparator = '';
/** @var string */
protected $separator = ', ';
/** @var string */
protected $postSeparator = '';
/** @var string[] */
protected $allowedClasses = [];
/** @psalm-var list<string> */
protected $parts = [];
/**
* @param string|null $sort
* @param string|null $order
*/
public function __construct($sort = null, $order = null)
{
if ($sort) {
$this->add($sort, $order);
}
}
/**
* @param string $sort
* @param string|null $order
*
* @return void
*/
public function add($sort, $order = null)
{
$order = ! $order ? 'ASC' : $order;
$this->parts[] = $sort . ' ' . $order;
}
/**
* @return int
*/
public function count()
{
return count($this->parts);
}
/**
* @psalm-return list<string>
*/
public function getParts()
{
return $this->parts;
}
/**
* @return string
*/
public function __toString()
{
return $this->preSeparator . implode($this->separator, $this->parts) . $this->postSeparator;
}
}