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<?php
/**
* This file is part of the PropelBundle package.
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @license MIT License
*/
namespace Propel\PropelBundle\Command;
use Propel\PropelBundle\Command\AbstractCommand;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Input\InputArgument;
/**
* TableDropCommand class.
* Useful to drop table in a database.
*
* @author Maxime AILLOUD
*/
class TableDropCommand extends AbstractCommand
{
/**
* @see Command
*/
protected function configure()
{
$this
->setDescription('Drop a given table or all tables in the database.')
->addArgument('table', InputArgument::IS_ARRAY, 'Set this parameter to défine which table to delete (default all the table in the database.')
->addOption('force', null, InputOption::VALUE_NONE, 'Set this parameter to execute this action.')
->addOption('connection', null, InputOption::VALUE_OPTIONAL, 'Set this parameter to define a connection to use')
->setHelp(<<<EOT
The <info>propel:table:drop</info> command will drop one or several table.
<info>php app/console propel:table:drop</info>
The <info>table</info> arguments define the list of table which has to be delete <comment>(default: all table)</comment>.
The <info>--force</info> parameter has to be used to actually drop the table.
The <info>--connection</info> parameter allows you to change the connection to use.
The default connection is the active connection (propel.dbal.default_connection).
EOT
)
->setName('propel:table:drop');
}
/**
* @see Command
*
* @throws \InvalidArgumentException When the target directory does not exist
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$tablesToDelete = $input->getArgument('table');
if ($input->getOption('force')) {
$nbTable = count($tablesToDelete);
$tablePlural = (($nbTable > 1 || $nbTable == 0) ? 's' : '' );
if ('prod' === $this->getApplication()->getKernel()->getEnvironment()) {
$count = (count($input->getArgument('table')) ?: 'all');
$this->writeSection(
$output,
'WARNING: you are about to drop ' . $count . ' table' . $tablePlural . ' in production !',
'bg=red;fg=white'
);
if (false === $this->askConfirmation($output, 'Are you sure ? (y/n) ', false)) {
$output->writeln('<info>Aborted, nice decision !</info>');
return -2;
}
}
try {
list($name, $config) = $this->getConnection($input, $output);
$connection = \Propel::getConnection($name);
$adapter = \Propel::getDB($name);
$showStatement = $connection->prepare('SHOW TABLES;');
$showStatement->execute();
$allTables = $showStatement->fetchAll(\PDO::FETCH_COLUMN);
if ($nbTable) {
foreach ($tablesToDelete as $tableToDelete) {
if (!array_search($tableToDelete, $allTables)) {
throw new \InvalidArgumentException(sprintf('Table %s doesn\'t exist in the database.', $tableToDelete));
}
}
} else {
$tablesToDelete = $allTables;
}
$connection->exec('SET FOREIGN_KEY_CHECKS = 0;');
array_walk($tablesToDelete, function(&$table, $key, $dbAdapter) { $table = $dbAdapter->quoteIdentifierTable($table); }, $adapter);
$tablesToDelete = join(', ', $tablesToDelete);
if ('' !== $tablesToDelete) {
$connection->exec('DROP TABLE ' . $tablesToDelete . ' ;');
$output->writeln(sprintf('Table' . $tablePlural . ' <info><comment>%s</comment> has been dropped.</info>', $tablesToDelete));
} else {
$output->writeln('<info>No tables have been dropped</info>');
}
$connection->exec('SET FOREIGN_KEY_CHECKS = 1;');
} catch (\Exception $e) {
$this->writeSection($output, array(
'[Propel] Exception caught',
'',
$e->getMessage()
), 'fg=white;bg=red');
}
} else {
$output->writeln('<error>You have to use the "--force" option to drop some tables.</error>');
}
}
}
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