/**
  * Creates a new model.
  * If creation is successful, the browser will be redirected to the 'view' page.
  */
 public function actionCreate()
 {
     $model = new UserAdmin();
     //picture path
     $path = Yii::app()->basePath . '/../uploads/profile_picture';
     if (!is_dir($path)) {
         mkdir($path);
     }
     if (isset($_POST['UserAdmin'])) {
         $model->attributes = $_POST['UserAdmin'];
         if ($model->validate()) {
             $model->password = SHA1($model->password);
             $model->registerDate = new CDbExpression('NOW()');
             $model->activation = md5(microtime());
             //Picture upload script
             if (@(!empty($_FILES['UserAdmin']['name']['profile_picture']))) {
                 $model->profile_picture = $_POST['UserAdmin']['profile_picture'];
                 if ($model->validate(array('profile_picture'))) {
                     $model->profile_picture = CUploadedFile::getInstance($model, 'profile_picture');
                 } else {
                     $model->profile_picture = '';
                 }
                 $model->profile_picture->saveAs($path . '/' . time() . '_' . str_replace(' ', '_', strtolower($model->profile_picture)));
                 $model->profile_picture = time() . '_' . str_replace(' ', '_', strtolower($model->profile_picture));
             }
             if ($model->save()) {
                 Yii::app()->user->setFlash('success', 'User has been created successfully');
                 $this->redirect(array('view', 'id' => $model->id));
             }
         }
     }
     $this->render('create', array('model' => $model));
 }