91 lines
2.8 KiB
PHP
91 lines
2.8 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.org>.
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*/
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/**
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* InExpression = ["NOT"] "IN" "(" (Atom {"," Atom} | Subselect) ")"
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*
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* @package Doctrine
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* @subpackage Query
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* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
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* @author Janne Vanhala <jpvanhal@cc.hut.fi>
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link http://www.phpdoctrine.org
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* @since 1.0
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* @version $Revision$
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*/
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class Doctrine_Query_Production_InExpression extends Doctrine_Query_Production
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{
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protected $_not;
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protected $_subselect;
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protected $_atoms = array();
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public function syntax($paramHolder)
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{
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// InExpression = ["NOT"] "IN" "(" (Atom {"," Atom} | Subselect) ")"
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$this->_not = false;
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if ($this->_isNextToken(Doctrine_Query_Token::T_NOT)) {
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$this->_parser->match(Doctrine_Query_Token::T_NOT);
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$this->_not = true;
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}
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$this->_parser->match(Doctrine_Query_Token::T_IN);
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$this->_parser->match('(');
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if ($this->_isNextToken(Doctrine_Query_Token::T_SELECT)) {
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$this->_subselect = $this->AST('Subselect', $paramHolder);
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} else {
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$this->_atoms[] = $this->AST('Atom', $paramHolder);
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while ($this->_isNextToken(',')) {
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$this->_parser->match(',');
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$this->_atoms[] = $this->AST('Atom', $paramHolder);
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}
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}
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$this->_parser->match(')');
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}
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public function buildSql()
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{
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return (($this->_not) ? 'NOT ' : '') . 'IN ('
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. (($this->_subselect !== null) ? $this->_subselect->buildSql() : implode(', ', $this->_mapAtoms()))
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. ')';
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}
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protected function _mapAtoms()
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{
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return array_map(array(&$this, '_mapAtom'), $this->_atoms);
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}
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protected function _mapAtom($value)
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{
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return $value->buildSql();
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}
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}
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