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AElasticSearchDataProvider.php
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AElasticSearchDataProvider.php
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<?php
/**
* @author Charles Pick
* @author Stratos Gerakakis
* @package packages.elasticSearch
*/
class AElasticSearchDataProvider extends CActiveDataProvider {
/**
* Holds the key attribute
* @var string
*/
public $keyAttribute = "position";
protected $_criteria;
/**
* Constructor.
*
* @param mixed $modelClass the model class (e.g. 'Post') or the model finder instance
* (e.g. <code>Post::model()</code>, <code>Post::model()->published()</code>).
* @param array $config configuration (name=>value) to be applied as the initial property values of this class.
*/
public function __construct($modelClass, $config = array()) {
if ($modelClass instanceof AElasticSearchDocument) {
$this->modelClass = get_class($modelClass);
$this->model = $modelClass;
}
else if (is_string($modelClass)) {
$this->modelClass = $modelClass;
$this->model = AElasticSearchDocument::model($this->modelClass);
}
$this->setId($this->modelClass);
foreach ($config as $key => $value) {
$this->$key = $value;
}
}
/**
* Fetches the data from the persistent data storage.
* @return array list of data items
*/
protected function fetchData() {
$criteria = clone $this->getCriteria();
if (($pagination = $this->getPagination()) !== false) {
$pagination->setItemCount($this->getTotalItemCount());
$pagination->applyLimit($criteria);
}
//$data = $this->model->search($criteria);
$data = Yii::app()->elasticSearch->search($this->model->getIndexName(), $this->model->getType(), $this->getCriteria());
if ($pagination !== false) {
if ($data !== false) {
$pagination->setItemCount($data->total);
}
}
$this->setTotalItemCount($data->total);
return $data;
}
/**
* Returns the query criteria.
* @return AElasticSearchCriteria the query criteria
*/
public function getCriteria() {
if ($this->_criteria === null) {
$this->_criteria = new AElasticSearchCriteria();
}
return $this->_criteria;
}
/**
* Sets the query criteria.
*
* @param mixed $value the query criteria. This can be either a AElasticSearchCriteria object or an array
* representing the query criteria.
*/
public function setCriteria($value) {
$this->_criteria = $value instanceof AElasticSearchCriteria ? $value : new AElasticSearchCriteria($value);
}
/**
* Calculates the total number of data items.
* @return integer the total number of data items.
*/
protected function calculateTotalItemCount() {
//$es =
//return $this->model->count($this->getCriteria());
return Yii::app()->elasticSearch->count($this->model->getIndexName(), $this->model->getType(), $this->getCriteria());
}
}