<?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; /** * Expression class for building DQL and parts * * * @link www.doctrine-project.org * @since 2.0 * @author Guilherme Blanco <guilhermeblanco@hotmail.com> * @author Jonathan Wage <jonwage@gmail.com> * @author Roman Borschel <roman@code-factory.org> */ class Composite extends Base { /** * @return string */ public function __toString() { if ($this->count() === 1) { return (string) $this->parts[0]; } $components = array(); foreach ($this->parts as $part) { $components[] = $this->processQueryPart($part); } return implode($this->separator, $components); } /** * @param string $part * @return string */ private function processQueryPart($part) { $queryPart = (string) $part; if (is_object($part) && $part instanceof self && $part->count() > 1) { return $this->preSeparator . $queryPart . $this->postSeparator; } // Fixes DDC-1237: User may have added a where item containing nested expression (with "OR" or "AND") if (stripos($queryPart, ' OR ') !== false || stripos($queryPart, ' AND ') !== false) { return $this->preSeparator . $queryPart . $this->postSeparator; } return $queryPart; } }