<?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.doctrine-project.org>.

 */

namespace Doctrine\ORM\Tools\Console\Command;

use Symfony\Component\Console\Input\InputArgument,

    Symfony\Component\Console\Input\InputOption,

    Symfony\Component\Console;

/**

 * Command to execute DQL queries in a given EntityManager.

 *

 * @license http://www.opensource.org/licenses/lgpl-license.php LGPL

 * @link    www.doctrine-project.org

 * @since   2.0

 * @version $Revision$

 * @author  Benjamin Eberlei <kontakt@beberlei.de>

 * @author  Guilherme Blanco <guilhermeblanco@hotmail.com>

 * @author  Jonathan Wage <jonwage@gmail.com>

 * @author  Roman Borschel <roman@code-factory.org>

 */

class RunDqlCommand extends Console\Command\Command

{

    /**

     * @see Console\Command\Command

     */

    protected function configure()

    {

        $this

        ->setName('orm:run-dql')

        ->setDescription('Executes arbitrary DQL directly from the command line.')

        ->setDefinition(array(

            new InputArgument('dql', InputArgument::REQUIRED, 'The DQL to execute.'),

            new InputOption(

                'hydrate', null, InputOption::VALUE_REQUIRED,

                'Hydration mode of result set. Should be either: object, array, scalar or single-scalar.',

                'object'

            ),

            new InputOption(

                'first-result', null, InputOption::VALUE_REQUIRED,

                'The first result in the result set.'

            ),

            new InputOption(

                'max-result', null, InputOption::VALUE_REQUIRED,

                'The maximum number of results in the result set.'

            ),

            new InputOption(

                'depth', null, InputOption::VALUE_REQUIRED,

                'Dumping depth of Entity graph.', 7

            )

        ))

        ->setHelp(<<<EOT

Executes arbitrary DQL directly from the command line.

EOT

        );

    }

    /**

     * @see Console\Command\Command

     */

    protected function execute(Console\Input\InputInterface $input, Console\Output\OutputInterface $output)

    {

        $em = $this->getHelper('em')->getEntityManager();

        if (($dql = $input->getArgument('dql')) === null) {

            throw new \RuntimeException("Argument 'DQL' is required in order to execute this command correctly.");

        }

        $depth = $input->getOption('depth');

        if ( ! is_numeric($depth)) {

            throw new \LogicException("Option 'depth' must contains an integer value");

        }

        $hydrationModeName = $input->getOption('hydrate');

        $hydrationMode = 'Doctrine\ORM\Query::HYDRATE_' . strtoupper(str_replace('-', '_', $hydrationModeName));

        if ( ! defined($hydrationMode)) {

            throw new \RuntimeException(

                "Hydration mode '$hydrationModeName' does not exist. It should be either: object. array, scalar or single-scalar."

            );

        }

        $query = $em->createQuery($dql);

        if (($firstResult = $input->getOption('first-result')) !== null) {

            if ( ! is_numeric($firstResult)) {

                throw new \LogicException("Option 'first-result' must contains an integer value");

            }

            $query->setFirstResult((int) $firstResult);

        }

        if (($maxResult = $input->getOption('max-result')) !== null) {

            if ( ! is_numeric($maxResult)) {

                throw new \LogicException("Option 'max-result' must contains an integer value");

            }

            $query->setMaxResults((int) $maxResult);

        }

        $resultSet = $query->execute(array(), constant($hydrationMode));

        \Doctrine\Common\Util\Debug::dump($resultSet, $input->getOption('depth'));

    }

}