doctrine2/lib/Doctrine/ORM/Tools/Console/Command/SchemaTool/CreateCommand.php

<?php
/*
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 * 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\Tools\Console\Command\SchemaTool;

use Doctrine\ORM\Tools\SchemaTool;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;

/**
 * Command to create the database schema for a set of classes based on their mappings.
 *
 * @link    www.doctrine-project.org
 * @since   2.0
 * @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 CreateCommand extends AbstractCommand
{
    /**
     * {@inheritdoc}
     */
    protected function configure()
    {
        $this->setName('orm:schema-tool:create')
             ->setDescription('Processes the schema and either create it directly on EntityManager Storage Connection or generate the SQL output')
             ->addOption('dump-sql', null, InputOption::VALUE_NONE, 'Instead of trying to apply generated SQLs into EntityManager Storage Connection, output them.')
             ->setHelp(<<<EOT
Processes the schema and either create it directly on EntityManager Storage Connection or generate the SQL output.

<comment>Hint:</comment> If you have a database with tables that should not be managed
by the ORM, you can use a DBAL functionality to filter the tables and sequences down
on a global level:

    \$config->setFilterSchemaAssetsExpression(\$regexp);
EOT
             );
    }

    /**
     * {@inheritdoc}
     */
    protected function executeSchemaCommand(InputInterface $input, OutputInterface $output, SchemaTool $schemaTool, array $metadatas, SymfonyStyle $ui)
    {
        $dumpSql = true === $input->getOption('dump-sql');

        if ($dumpSql) {
            $sqls = $schemaTool->getCreateSchemaSql($metadatas);
            $ui->text('The following SQL statements will be executed:');
            $ui->newLine();

            foreach ($sqls as $sql) {
                $ui->text(sprintf('    %s;', $sql));
            }

            return 0;
        }

        $ui->caution('This operation should not be executed in a production environment!');

        $ui->text('Creating database schema...');
        $ui->newLine();

        $schemaTool->createSchema($metadatas);

        $ui->success('Database schema created successfully!');

        return 0;
    }
}