1
0
mirror of synced 2024-12-14 15:16:04 +03:00
doctrine2/lib/Doctrine/ORM/Query/Parser/IndexBy.php

99 lines
4.0 KiB
PHP

<?php
/*
* $Id$
*
* 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.phpdoctrine.org>.
*/
/**
* IndexBy ::= "INDEX" "BY" SimpleStateFieldPathExpression
*
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Janne Vanhala <jpvanhal@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link http://www.phpdoctrine.org
* @since 2.0
* @version $Revision$
*/
class Doctrine_ORM_Query_Parser_IndexBy extends Doctrine_ORM_Query_ParserRule
{
protected $_AST = null;
public function syntax($paramHolder)
{
// IndexBy ::= "INDEX" "BY" SimpleStateFieldPathExpression
$this->_AST = $this->AST('IndexBy');
$this->_parser->match(Doctrine_ORM_Query_Token::T_INDEX);
$this->_parser->match(Doctrine_ORM_Query_Token::T_BY);
$this->_AST->setSimpleStateFieldPathExpression($this->parse('SimpleStateFieldPathExpression', $paramHolder));
}
public function semantical($paramHolder)
{
// Retrieving required information
$parserResult = $this->_parser->getParserResult();
// Grab INDEX BY information
$componentAlias = $this->_AST->getSimpleStateFieldPathExpression()
->getIdentificationVariable()->getComponentAlias();
$componentFieldName = $this->_AST->getSimpleStateFieldPathExpression()
->getSimpleStateField()->getFieldName();
// Trying to retrieve related query component
try {
$queryComponent = $parserResult->getQueryComponent($componentAlias);
$classMetadata = $queryComponent['metadata'];
} catch (Doctrine_Exception $e) {
$this->_parser->semanticalError($e->getMessage());
return;
}
// The INDEX BY field must be either the (primary && not part of composite pk) || (unique && notnull)
$columnMapping = $classMetadata->getFieldMapping($componentFieldName);
if (
! $classMetadata->isIdentifier($componentFieldName) &&
! $classMetadata->isUniqueField($componentFieldName) &&
! $classMetadata->isNotNull($componentFieldName)
) {
$this->_parser->semanticalError(
"Field '" . $componentFieldName . "' of component '" . $classMetadata->getClassName() .
"' must be unique and notnull to be used as index.",
$this->_parser->token
);
}
if ($classMetadata->isIdentifier($componentFieldName) && $classMetadata->isIdentifierComposite()) {
$this->_parser->semanticalError(
"Field '" . $componentFieldName . "' of component '" . $classMetadata->getClassName() .
"' must be primary and not part of a composite primary key to be used as index.",
$this->_parser->token
);
}
$queryComponent['map'] = $componentFieldName;
$parserResult->setQueryComponent($componentAlias, $queryComponent);
// Return AST node
return $this->_AST;
}
}