<?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>. */ /** * Subselect = SimpleSelectClause FromClause [WhereClause] [GroupByClause] * [HavingClause] [OrderByClause] [LimitClause] [OffsetClause] * * @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_Subselect extends Doctrine_Query_Production { protected $_simpleSelectClause; protected $_fromClause; protected $_whereClause; protected $_groupByClause; protected $_havingClause; protected $_orderByClause; protected $_limitClause; public function syntax($paramHolder) { // Subselect = SimpleSelectClause FromClause [WhereClause] [GroupByClause] [HavingClause] [OrderByClause] [LimitClause] // Disable the semantical check for SelectClause now. This is needed // since we dont know the query components yet (will be known only // when the FROM clause be processed). $paramHolder->set('semanticalCheck', false); $this->_simpleSelectClause = $this->AST('SimpleSelectClause', $paramHolder); $paramHolder->remove('semanticalCheck'); $this->_fromClause = $this->AST('FromClause', $paramHolder); if ($this->_isNextToken(Doctrine_Query_Token::T_WHERE)) { $this->_whereClause = $this->AST('WhereClause', $paramHolder); } if ($this->_isNextToken(Doctrine_Query_Token::T_GROUP)) { $this->_groupByClause = $this->AST('GroupByClause', $paramHolder); } if ($this->_isNextToken(Doctrine_Query_Token::T_HAVING)) { $this->_havingClause = $this->AST('HavingClause', $paramHolder); } if ($this->_isNextToken(Doctrine_Query_Token::T_ORDER)) { $this->_orderByClause = $this->AST('OrderByClause', $paramHolder); } if ($this->_isNextToken(Doctrine_Query_Token::T_LIMIT)) { $this->_limitClause = $this->AST('LimitClause', $paramHolder); } } public function semantical($paramHolder) { // We need to invoke the semantical check of SelectClause here, since // it was not yet checked. $this->_simpleSelectClause->semantical($paramHolder); } public function buildSql() { return $this->_simpleSelectClause->buildSql() . ' ' . $this->_fromClause->buildSql() . (($this->_whereClause !== null) ? ' ' . $this->_whereClause->buildSql() : '') . (($this->_groupByClause !== null) ? ' ' . $this->_groupByClause->buildSql() : '') . (($this->_havingClause !== null) ? ' ' . $this->_havingClause->buildSql() : '') . (($this->_orderByClause !== null) ? ' ' . $this->_orderByClause->buildSql() : ''); } /** * Visitor support * * @param object $visitor */ public function accept($visitor) { $this->_simpleSelectClause->accept($visitor); $this->_fromClause->accept($visitor); if ($this->_whereClause) { $this->_whereClause->accept($visitor); } if ($this->_groupByClause) { $this->_groupByClause->accept($visitor); } if ($this->_havingClause) { $this->_havingClause->accept($visitor); } if ($this->_orderByClause) { $this->_orderByClause->accept($visitor); } $visitor->visitSubselect($this); } /* Getters */ public function getSimpleSelectClause() { return $this->_simpleSelectClause; } public function getFromClause() { return $this->_fromClause; } public function getWhereClause() { return $this->_whereClause; } public function getGroupByClause() { return $this->_groupByClause; } public function getHavingClause() { return $this->_havingClause; } public function getOrderByClause() { return $this->_orderByClause; } }