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TransactionMiddleware.php
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TransactionMiddleware.php
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<?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 MIT license. For more information, see
* <https://github.com/baleen/migrations>.
*/
namespace Baleen\Migrations\Migration\Command\Middleware;
use Baleen\Migrations\Migration\Capabilities\TransactionAwareInterface;
use Baleen\Migrations\Migration\Command\MigrateCommand;
/**
* Wraps the migration in a transaction if the migration implements
* TransactionAwareInterface.
*
* @author Gabriel Somoza <gabriel@strategery.io>
*/
final class TransactionMiddleware extends AbstractMiddleware
{
/**
* {@inheritDoc}
*/
protected function doExecute(MigrateCommand $command, callable $next)
{
$migration = $command->getMigration();
if (!$migration instanceof TransactionAwareInterface) {
return $next($command);
}
$result = null;
try {
$migration->begin();
$result = $next($command);
$migration->finish();
} catch (\Exception $e) {
$migration->abort($e);
} finally {
return $result;
}
}
}