111 lines
3.9 KiB
PHP
111 lines
3.9 KiB
PHP
<?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\ORM\Query\QueryException;
|
|
|
|
/**
|
|
* "IDENTITY" "(" SingleValuedAssociationPathExpression {"," string} ")"
|
|
*
|
|
*
|
|
* @link www.doctrine-project.org
|
|
* @since 2.2
|
|
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
|
|
* @author Benjamin Eberlei <kontakt@beberlei.de>
|
|
*/
|
|
class IdentityFunction extends FunctionNode
|
|
{
|
|
/**
|
|
* @var \Doctrine\ORM\Query\AST\PathExpression
|
|
*/
|
|
public $pathExpression;
|
|
|
|
/**
|
|
* @var string
|
|
*/
|
|
public $fieldMapping;
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function getSql(SqlWalker $sqlWalker)
|
|
{
|
|
$platform = $sqlWalker->getEntityManager()->getConnection()->getDatabasePlatform();
|
|
$quoteStrategy = $sqlWalker->getEntityManager()->getConfiguration()->getQuoteStrategy();
|
|
$dqlAlias = $this->pathExpression->identificationVariable;
|
|
$assocField = $this->pathExpression->field;
|
|
$qComp = $sqlWalker->getQueryComponent($dqlAlias);
|
|
$class = $qComp['metadata'];
|
|
$assoc = $class->associationMappings[$assocField];
|
|
$targetEntity = $sqlWalker->getEntityManager()->getClassMetadata($assoc['targetEntity']);
|
|
$joinColumn = reset($assoc['joinColumns']);
|
|
|
|
if ($this->fieldMapping !== null) {
|
|
if ( ! isset($targetEntity->fieldMappings[$this->fieldMapping])) {
|
|
throw new QueryException(sprintf('Undefined reference field mapping "%s"', $this->fieldMapping));
|
|
}
|
|
|
|
$field = $targetEntity->fieldMappings[$this->fieldMapping];
|
|
$joinColumn = null;
|
|
|
|
foreach ($assoc['joinColumns'] as $mapping) {
|
|
|
|
if($mapping['referencedColumnName'] === $field['columnName']) {
|
|
$joinColumn = $mapping;
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ($joinColumn === null) {
|
|
throw new QueryException(sprintf('Unable to resolve the reference field mapping "%s"', $this->fieldMapping));
|
|
}
|
|
}
|
|
|
|
$tableAlias = $sqlWalker->getSQLTableAlias($class->getTableName(), $dqlAlias);
|
|
$columnName = $quoteStrategy->getJoinColumnName($joinColumn, $targetEntity, $platform);
|
|
|
|
return $tableAlias . '.' . $columnName;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function parse(Parser $parser)
|
|
{
|
|
$parser->match(Lexer::T_IDENTIFIER);
|
|
$parser->match(Lexer::T_OPEN_PARENTHESIS);
|
|
|
|
$this->pathExpression = $parser->SingleValuedAssociationPathExpression();
|
|
|
|
if ($parser->getLexer()->isNextToken(Lexer::T_COMMA)) {
|
|
$parser->match(Lexer::T_COMMA);
|
|
$parser->match(Lexer::T_STRING);
|
|
|
|
$this->fieldMapping = $parser->getLexer()->token['value'];
|
|
}
|
|
|
|
$parser->match(Lexer::T_CLOSE_PARENTHESIS);
|
|
}
|
|
}
|