<?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 MIT license. For more information, see * <http://www.doctrine-project.org>. */ namespace Doctrine\ORM\Query\AST\Functions; use Doctrine\ORM\Query\Lexer; use Doctrine\ORM\Query\Parser; use Doctrine\ORM\Query\SqlWalker; use Doctrine\DBAL\Platforms\AbstractPlatform; /** * "TRIM" "(" [["LEADING" | "TRAILING" | "BOTH"] [char] "FROM"] StringPrimary ")" * * * @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 TrimFunction extends FunctionNode { /** * @var boolean */ public $leading; /** * @var boolean */ public $trailing; /** * @var boolean */ public $both; /** * @var boolean */ public $trimChar = false; /** * @var \Doctrine\ORM\Query\AST\Node */ public $stringPrimary; /** * {@inheritdoc} */ public function getSql(SqlWalker $sqlWalker) { $stringPrimary = $sqlWalker->walkStringPrimary($this->stringPrimary); $platform = $sqlWalker->getConnection()->getDatabasePlatform(); $trimMode = $this->getTrimMode(); $trimChar = ($this->trimChar !== false) ? $sqlWalker->getConnection()->quote($this->trimChar) : false; return $platform->getTrimExpression($stringPrimary, $trimMode, $trimChar); } /** * {@inheritdoc} */ public function parse(Parser $parser) { $lexer = $parser->getLexer(); $parser->match(Lexer::T_IDENTIFIER); $parser->match(Lexer::T_OPEN_PARENTHESIS); $this->parseTrimMode($parser); if ($lexer->isNextToken(Lexer::T_STRING)) { $parser->match(Lexer::T_STRING); $this->trimChar = $lexer->token['value']; } if ($this->leading || $this->trailing || $this->both || $this->trimChar) { $parser->match(Lexer::T_FROM); } $this->stringPrimary = $parser->StringPrimary(); $parser->match(Lexer::T_CLOSE_PARENTHESIS); } /** * @param \Doctrine\ORM\Query\Parser $parser * * @return integer */ private function getTrimMode() { if ($this->leading) { return AbstractPlatform::TRIM_LEADING; } if ($this->trailing) { return AbstractPlatform::TRIM_TRAILING; } if ($this->both) { return AbstractPlatform::TRIM_BOTH; } return AbstractPlatform::TRIM_UNSPECIFIED; } /** * @param \Doctrine\ORM\Query\Parser $parser * * @return void */ private function parseTrimMode(Parser $parser) { $lexer = $parser->getLexer(); $value = $lexer->lookahead['value']; if (strcasecmp('leading', $value) === 0) { $parser->match(Lexer::T_LEADING); $this->leading = true; return; } if (strcasecmp('trailing', $value) === 0) { $parser->match(Lexer::T_TRAILING); $this->trailing = true; return; } if (strcasecmp('both', $value) === 0) { $parser->match(Lexer::T_BOTH); $this->both = true; return; } } }