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Added IDENTITY DQL Function. Fixes DDC-1339.

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This commit is contained in:
Guilherme Blanco 2011-09-08 02:10:48 -03:00
parent bd5393a318
commit a7f3af8328
3 changed files with 92 additions and 1 deletions
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68
lib/Doctrine/ORM/Query/AST/Functions/IdentityFunction.php Normal file
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@ -0,0 +1,68 @@
<?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;
/**
* "IDENTITY" "(" SingleValuedAssociationPathExpression ")"
*
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 2.2
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Benjamin Eberlei <kontakt@beberlei.de>
*/
class IdentityFunction extends FunctionNode
{
public $pathExpression;
/**
* @override
*/
public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker)
{
$platform = $sqlWalker->getConnection()->getDatabasePlatform();
$dqlAlias = $this->pathExpression->identificationVariable;
$assocField = $this->pathExpression->field;
$qComp = $sqlWalker->getQueryComponent($dqlAlias);
$class = $qComp['metadata'];
$assoc = $class->associationMappings[$assocField];
$tableAlias = $sqlWalker->getSQLTableAlias($class->getTableName(), $dqlAlias);
return $tableAlias . '.' . reset($assoc['targetToSourceKeyColumns']);;
}
/**
* @override
*/
public function parse(\Doctrine\ORM\Query\Parser $parser)
{
$parser->match(Lexer::T_IDENTIFIER);
$parser->match(Lexer::T_OPEN_PARENTHESIS);
$this->pathExpression = $parser->SingleValuedAssociationPathExpression();
$parser->match(Lexer::T_CLOSE_PARENTHESIS);
}
}

3
lib/Doctrine/ORM/Query/Parser.php
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@ -40,7 +40,8 @@ class Parser
'substring' => 'Doctrine\ORM\Query\AST\Functions\SubstringFunction', 'substring' => 'Doctrine\ORM\Query\AST\Functions\SubstringFunction',
'trim' => 'Doctrine\ORM\Query\AST\Functions\TrimFunction', 'trim' => 'Doctrine\ORM\Query\AST\Functions\TrimFunction',
'lower' => 'Doctrine\ORM\Query\AST\Functions\LowerFunction', 'lower' => 'Doctrine\ORM\Query\AST\Functions\LowerFunction',
'upper' => 'Doctrine\ORM\Query\AST\Functions\UpperFunction' 'upper' => 'Doctrine\ORM\Query\AST\Functions\UpperFunction',
'identity' => 'Doctrine\ORM\Query\AST\Functions\IdentityFunction',
); );
/** READ-ONLY: Maps BUILT-IN numeric function names to AST class names. */ /** READ-ONLY: Maps BUILT-IN numeric function names to AST class names. */

22
tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
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@ -1041,6 +1041,28 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
"SELECT c0_.id AS id0, c0_.name AS name1 FROM cms_groups c0_ WHERE c0_.id = CASE c0_.name WHEN admin THEN 1 WHEN moderator THEN 2 ELSE 3 END" "SELECT c0_.id AS id0, c0_.name AS name1 FROM cms_groups c0_ WHERE c0_.id = CASE c0_.name WHEN admin THEN 1 WHEN moderator THEN 2 ELSE 3 END"
); );
} }
/**
* @group DDC-1339
*/
public function testIdentityFunctionInSelectClause()
{
$this->assertSqlGeneration(
"SELECT IDENTITY(u.email) as email_id FROM Doctrine\Tests\Models\CMS\CmsUser u",
"SELECT c0_.email_id AS sclr0 FROM cms_users c0_"
);
}
/**
* @group DDC-1339
*/
public function testIdentityFunctionDoesNotAcceptStateField()
{
$this->assertInvalidSqlGeneration(
"SELECT IDENTITY(u.name) as name FROM Doctrine\Tests\Models\CMS\CmsUser u",
"Doctrine\ORM\Query\QueryException"
);
}
} }