112 lines
3.3 KiB
PHP
112 lines
3.3 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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* Join = ["LEFT" | "INNER"] "JOIN" RangeVariableDeclaration [("ON" | "WITH") ConditionalExpression]
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*
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* @package Doctrine
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* @subpackage Query
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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 2.0
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* @version $Revision$
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*/
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class Doctrine_Query_Production_Join extends Doctrine_Query_Production
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{
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protected $_joinType;
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protected $_rangeVariableDeclaration;
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protected $_whereType;
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protected $_conditionalExpression;
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public function syntax($paramHolder)
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{
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$this->_joinType = 'INNER';
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$this->_whereType = 'WITH';
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if ($this->_isNextToken(Doctrine_Query_Token::T_LEFT)) {
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$this->_parser->match(Doctrine_Query_Token::T_LEFT);
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$this->_joinType = 'LEFT';
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} else if ($this->_isNextToken(Doctrine_Query_Token::T_INNER)) {
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$this->_parser->match(Doctrine_Query_Token::T_INNER);
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}
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$this->_parser->match(Doctrine_Query_Token::T_JOIN);
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$this->_rangeVariableDeclaration = $this->AST('RangeVariableDeclaration', $paramHolder);
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if ($this->_isNextToken(Doctrine_Query_Token::T_ON)) {
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$this->_parser->match(Doctrine_Query_Token::T_ON);
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$this->_whereType = 'ON';
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$this->_conditionalExpression = $this->AST('ConditionalExpression', $paramHolder);
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} else if ($this->_isNextToken(Doctrine_Query_Token::T_WITH)) {
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$this->_parser->match(Doctrine_Query_Token::T_WITH);
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$this->_conditionalExpression = $this->AST('ConditionalExpression', $paramHolder);
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}
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}
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public function buildSql()
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{
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return '';
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}
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/**
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* Visitor support
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*
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* @param object $visitor
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*/
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public function accept($visitor)
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{
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$visitor->visitJoin($this);
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}
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/* Getters */
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public function getJoinType()
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{
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return $this->_joinType;
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}
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public function getRangeVariableDeclaration()
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{
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return $this->_rangeVariableDeclaration;
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}
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public function getWhereType()
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{
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return $this->_whereType;
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}
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public function getConditionalExpression()
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{
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return $this->_conditionalExpression;
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}
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}
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