/**
  * Show the extensions to migrate
  */
 public function indexAction()
 {
     $migrations = $this->runner->migratableExtensionStatuses();
     $exts = array_keys($migrations);
     $this->view->assign('migrations', $migrations);
     $this->view->assign('extensions', array_combine($exts, $exts));
 }
 /**
  * Rolls back a migration.
  * @param string $extKey Key of extension containing migrations
  * @return void
  */
 public function rollbackCommand($extKey)
 {
     $this->outputLine();
     $messages = $this->runner->rollback($extKey);
     foreach ($messages as $msg) {
         $this->outputLine($msg);
     }
     $this->outputLine();
 }