<?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 LGPL. For more information, see * <http://www.doctrine-project.org>. */ namespace Doctrine\ORM\Query\AST\Functions; use Doctrine\ORM\Query\Lexer; /** * "SUBSTRING" "(" StringPrimary "," SimpleArithmeticExpression "," SimpleArithmeticExpression ")" * * @license http://www.opensource.org/licenses/lgpl-license.php LGPL * @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> * @author Benjamin Eberlei <kontakt@beberlei.de> */ class SubstringFunction extends FunctionNode { public $stringPrimary; public $firstSimpleArithmeticExpression; public $secondSimpleArithmeticExpression = null; /** * @override */ public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker) { $optionalSecondSimpleArithmeticExpression = null; if ($this->secondSimpleArithmeticExpression !== null) { $optionalSecondSimpleArithmeticExpression = $sqlWalker->walkSimpleArithmeticExpression($this->secondSimpleArithmeticExpression); } return $sqlWalker->getConnection()->getDatabasePlatform()->getSubstringExpression( $sqlWalker->walkStringPrimary($this->stringPrimary), $sqlWalker->walkSimpleArithmeticExpression($this->firstSimpleArithmeticExpression), $optionalSecondSimpleArithmeticExpression ); } /** * @override */ public function parse(\Doctrine\ORM\Query\Parser $parser) { $parser->match(Lexer::T_IDENTIFIER); $parser->match(Lexer::T_OPEN_PARENTHESIS); $this->stringPrimary = $parser->StringPrimary(); $parser->match(Lexer::T_COMMA); $this->firstSimpleArithmeticExpression = $parser->SimpleArithmeticExpression(); $lexer = $parser->getLexer(); if ($lexer->isNextToken(Lexer::T_COMMA)) { $parser->match(Lexer::T_COMMA); $this->secondSimpleArithmeticExpression = $parser->SimpleArithmeticExpression(); } $parser->match(Lexer::T_CLOSE_PARENTHESIS); } }