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<?php |
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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 MIT license. For more information, see |
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* <http://www.doctrine-project.org>. |
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*/ |
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namespace Doctrine\ORM\Query\AST\Functions; |
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use Doctrine\ORM\Query\Lexer; |
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/** |
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* "LOCATE" "(" StringPrimary "," StringPrimary ["," SimpleArithmeticExpression]")" |
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* |
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* |
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* @link www.doctrine-project.org |
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* @since 2.0 |
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* @author Guilherme Blanco <[email protected]> |
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* @author Jonathan Wage <[email protected]> |
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* @author Roman Borschel <[email protected]> |
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* @author Benjamin Eberlei <[email protected]> |
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*/ |
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class LocateFunction extends FunctionNode |
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{ |
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public $firstStringPrimary; |
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public $secondStringPrimary; |
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/** |
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* @var \Doctrine\ORM\Query\AST\SimpleArithmeticExpression|bool |
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*/ |
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public $simpleArithmeticExpression = false; |
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/** |
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* @override |
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*/ |
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public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker) |
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{ |
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return $sqlWalker->getConnection()->getDatabasePlatform()->getLocateExpression( |
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$sqlWalker->walkStringPrimary($this->secondStringPrimary), // its the other way around in platform |
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$sqlWalker->walkStringPrimary($this->firstStringPrimary), |
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(($this->simpleArithmeticExpression) |
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? $sqlWalker->walkSimpleArithmeticExpression($this->simpleArithmeticExpression) |
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: false |
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) |
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); |
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} |
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/** |
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* @override |
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*/ |
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public function parse(\Doctrine\ORM\Query\Parser $parser) |
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{ |
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$parser->match(Lexer::T_IDENTIFIER); |
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$parser->match(Lexer::T_OPEN_PARENTHESIS); |
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$this->firstStringPrimary = $parser->StringPrimary(); |
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$parser->match(Lexer::T_COMMA); |
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$this->secondStringPrimary = $parser->StringPrimary(); |
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$lexer = $parser->getLexer(); |
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if ($lexer->isNextToken(Lexer::T_COMMA)) { |
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$parser->match(Lexer::T_COMMA); |
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$this->simpleArithmeticExpression = $parser->SimpleArithmeticExpression(); |
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} |
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$parser->match(Lexer::T_CLOSE_PARENTHESIS); |
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} |
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} |
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doctrine /
orm
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If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
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