public function actionCreate()
 {
     $index = new Zend_Search_Lucene(Yii::getPathOfAlias('application.' . $this->_indexFiles), true);
     $items = Items::model()->findAll();
     foreach ($items as $item) {
         $doc = new Zend_Search_Lucene_Document();
         Zend_Search_Lucene_Analysis_Analyzer::setDefault(new Zend_Search_Lucene_Analysis_Analyzer_Common_TextNum_CaseInsensitive());
         $doc->addField(Zend_Search_Lucene_Field::keyword('part_number', CHtml::encode($item->part_number), 'utf-8'));
         $doc->addField(Zend_Search_Lucene_Field::Text('name', CHtml::encode($item->name), 'utf-8'));
         $doc->addField(Zend_Search_Lucene_Field::Text('description', CHtml::encode($item->description), 'utf-8'));
         $doc->addField(Zend_Search_Lucene_Field::Text('barcode', CHtml::encode($item->barcode), 'utf-8'));
         $doc->addField(Zend_Search_Lucene_Field::float('available_quantity', CHtml::encode($item->available_quantity), 'utf-8'));
         $doc->addField(Zend_Search_Lucene_Field::float('current_quantity', CHtml::encode($item->current_quantity), 'utf-8'));
         $index->addDocument($doc);
     }
     $index->commit();
     echo 'Lucene index created';
 }