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doctrine2/lib/Doctrine/ORM/Query/Production/InExpression.php

110 lines
3.0 KiB
PHP

<?php
/*
* $Id$
*
* 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 LGPL. For more information, see
* <http://www.phpdoctrine.org>.
*/
/**
* InExpression = ["NOT"] "IN" "(" (Atom {"," Atom} | Subselect) ")"
*
* @package Doctrine
* @subpackage Query
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Janne Vanhala <jpvanhal@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link http://www.phpdoctrine.org
* @since 2.0
* @version $Revision$
*/
class Doctrine_Query_Production_InExpression extends Doctrine_Query_Production
{
protected $_not;
protected $_subselect;
protected $_atoms = array();
public function syntax($paramHolder)
{
// InExpression = ["NOT"] "IN" "(" (Atom {"," Atom} | Subselect) ")"
$this->_not = false;
if ($this->_isNextToken(Doctrine_Query_Token::T_NOT)) {
$this->_parser->match(Doctrine_Query_Token::T_NOT);
$this->_not = true;
}
$this->_parser->match(Doctrine_Query_Token::T_IN);
$this->_parser->match('(');
if ($this->_isNextToken(Doctrine_Query_Token::T_SELECT)) {
$this->_subselect = $this->AST('Subselect', $paramHolder);
} else {
$this->_atoms[] = $this->AST('Atom', $paramHolder);
while ($this->_isNextToken(',')) {
$this->_parser->match(',');
$this->_atoms[] = $this->AST('Atom', $paramHolder);
}
}
$this->_parser->match(')');
}
public function buildSql()
{
return (($this->_not) ? 'NOT ' : '') . 'IN ('
. (($this->_subselect !== null) ? $this->_subselect->buildSql() : implode(', ', $this->_mapAtoms()))
. ')';
}
protected function _mapAtoms()
{
return array_map(array(&$this, '_mapAtom'), $this->_atoms);
}
protected function _mapAtom($value)
{
return $value->buildSql();
}
/* Getters */
public function isNot()
{
return $this->_not;
}
public function getSubselect()
{
return $this->_subselect;
}
public function getAtoms()
{
return $this->_atoms;
}
}