public function actionStep2()
 {
     $model = new Step2();
     $form = new Form('install.Step2', $model);
     $this->performAjaxValidation($model);
     if ($form->submitted() && $model->validate()) {
         $configs = CMap::mergeArray(Yii::app()->user->getState('install_configs'), $model->getConfigs());
         Yii::app()->user->setState('install_configs', $configs);
         $step1 = Step1::loadFromSession();
         Yii::app()->setComponent('db', $step1->createDbConnection());
         //install modules
         Yii::app()->setModules($model->modules);
         //$step1->deleteDisableModules();
         //migrate
         Yii::app()->getModule('users');
         Yii::app()->executor->migrate('up --module=main');
         foreach (Yii::app()->getModules() as $id => $data) {
             if ($id == 'main') {
                 continue;
             }
             Yii::app()->getModule($id);
             if (is_dir(Yii::getPathOfAlias($id . '.migrations'))) {
                 $response = Yii::app()->executor->migrate('up --module=' . $id);
                 if (stripos($response, 'successfully') === false) {
                     echo $response;
                     die;
                 }
             }
         }
         //create admin user
         $user = new User();
         list($user->name) = explode('@', $model->admin_email);
         $user->name = ucfirst($user->name);
         $user->email = $model->admin_email;
         $user->password = UserIdentity::crypt($model->admin_pass);
         $user->status = User::STATUS_ACTIVE;
         $user->save(false);
         //set admin
         $auth = Yii::app()->authManager;
         $auth->clearAll();
         $auth->createRole('Admin');
         $auth->assign('Admin', $user->id);
         //commands collect
         Yii::app()->executor->addCommandsFromModules(Yii::app()->getModules());
         //run install method
         foreach (Yii::app()->getModules() as $id => $conf) {
             @mkdir(Yii::getPathOfAlias('webroot.upload.' . $id), 0755, true);
             Yii::app()->getModule($id)->install();
         }
         $model->saveInSession();
         //install base modules
         $this->redirect('/install.php?r=/install/install/step3');
     }
     $this->render('step2', array('form' => $form));
 }