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RollbackCommand.php

<?php

 

namespace Illuminate\Database\Console\Migrations;

 

use Illuminate\Console\Command;

use Illuminate\Console\ConfirmableTrait;

use Illuminate\Database\Migrations\Migrator;

use Symfony\Component\Console\Input\InputOption;

 

class RollbackCommand extends Command

{

    use ConfirmableTrait;

 

    /**

     * The console command name.

     *

     * @var string

     */

    protected $name = 'migrate:rollback';

 

    /**

     * The console command description.

     *

     * @var string

     */

    protected $description = 'Rollback the last database migration';

 

    /**

     * The migrator instance.

     *

     * @var \Illuminate\Database\Migrations\Migrator

     */

    protected $migrator;

 

    /**

     * Create a new migration rollback command instance.

     *

     * @param  \Illuminate\Database\Migrations\Migrator  $migrator

     * @return void

     */

    public function __construct(Migrator $migrator)

    {

        parent::__construct();

 

        $this->migrator = $migrator;

    }

 

    /**

     * Execute the console command.

     *

     * @return void

     */

    public function fire()

    {

        if (! $this->confirmToProceed()) {

            return;

        }

 

        $this->migrator->setConnection($this->input->getOption('database'));

 

        $pretend = $this->input->getOption('pretend');

 

        $this->migrator->rollback($pretend);

 

        // Once the migrator has run we will grab the note output and send it out to

        // the console screen, since the migrator itself functions without having

        // any instances of the OutputInterface contract passed into the class.

        foreach ($this->migrator->getNotes() as $note) {

            $this->output->writeln($note);

        }

    }

 

    /**

     * Get the console command options.

     *

     * @return array

     */

    protected function getOptions()

    {

        return [

            ['database', null, InputOption::VALUE_OPTIONAL, 'The database connection to use.'],

 

            ['force', null, InputOption::VALUE_NONE, 'Force the operation to run when in production.'],

 

            ['pretend', null, InputOption::VALUE_NONE, 'Dump the SQL queries that would be run.'],

        ];

    }

}//same

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