/**
* Fetches the data from the persistent data storage.
* @throws Exception
* @return array list of data items
*/
protected function fetchData()
{
foreach ($this->queryOptions as $name => $value) {
$this->query->option($name, $value);
}
if (($pagination = $this->getPagination('Pagination')) !== false) {
$pagination->setItemCount($this->getTotalItemCount());
$this->query->limit($pagination->getLimit())->offset($pagination->getOffset());
}
if (($sort = $this->getSort()) !== false && ($order = $sort->getOrderBy()) != '') {
foreach (explode(',', $order) as $orderAttribute) {
$orderAttribute = trim($orderAttribute);
$field = trim(preg_replace('#(desc|asc)$#sui', '', $orderAttribute));
if (preg_match('#(desc|asc)$#sui', $orderAttribute, $matches)) {
$direction = $matches[1] === 'desc' ? true : false;
} else {
$direction = $sort->getDirection($field);
}
$this->query->order($field, $direction ? 'DESC' : 'ASC');
}
}
$sql = $this->query->build();
$data = array();
try {
$data = Yii::app()->sphinx->cache($this->cacheTime)->createCommand($sql)->queryAll();
} catch (Exception $e) {
Yii::log('LSphinxDataProvider exception' . PHP_EOL . 'Message: ' . $e->getMessage() . 'Trace: ' . $e->getTraceAsString(), CLogger::LEVEL_ERROR);
if (YII_DEBUG) {
throw $e;
}
}
return $data;
}
/**
* Returns SphinxQL search object, initialized for tag search
*
* @param SearchForm $model
* @return \ESphinxQL
*/
protected function getSphinxTagSearchObject(SearchForm $model)
{
$objCommon = new ESphinxQL();
$objCommon->addField('id')->addIndex(Yii::app()->params['sphinx']['indexes']['torrents']);
$tagPatterns = array();
if ($model->tags) {
$tagPatterns[] = '"=' . str_replace(' ', '+', $model->tags) . '"';
}
if ($model->category) {
$tagPatterns[] = '"=' . str_replace(' ', '+', LCategory::getCategoryTag($model->category)) . '"';
$objCommon->where('category_id', $model->category);
}
if (count($tagPatterns)) {
$searchPattern = '@tags ' . join(' ', $tagPatterns);
}
$objCommon->option('ranker', 'MATCHANY');
// Filter torrents by status
if (!empty($model->status)) {
$objCommon->where('torrent_status', Torrent::TORRENT_STATUS_GOOD);
}
// Filter torrents by age
if (!empty($model->age)) {
$objCommon->where('created_at', time() - $model->age * 86400, '>=', true);
}
if (!empty($model->popular)) {
$objCommon->order('downloads_count', 'DESC');
}
if ($model->latest) {
$objCommon->order('created_at', 'DESC');
$objCommon->limit($model->latest);
}
// If no ordering is set - default weight+id sorting mode
if (!$objCommon->getOrders()) {
$objCommon->order('weight()', 'DESC');
$objCommon->order('id', 'DESC');
}
if (!empty($searchPattern)) {
$objCommon->search($searchPattern);
}
return $objCommon;
}
public static function getLastTorrentIdsByCategories($count = 5, $forceRefresh = false)
{
$key = 'tags_last_torrents_ids';
$torrentsIds = Yii::app()->cache->get($key);
try {
if (empty($torrentsIds) || $forceRefresh) {
$torrentsIds = array();
$tags = LCategory::$categoriesTags;
foreach ($tags as $tag) {
$obj = new ESphinxQL();
$obj->addField('id')->addIndex(Yii::app()->params['sphinx']['indexes']['torrents'])->option('ranker', 'SPH04')->search('@tags "' . $obj->halfEscapeMatch($tag) . '"')->where('torrent_status', LTorrent::TORRENT_STATUS_GOOD)->order('weight()', 'DESC')->order('id', 'DESC')->limit($count);
$torrentsIds = array_merge($torrentsIds, Yii::app()->sphinx->cache(600)->createCommand($obj->build())->queryColumn());
}
Yii::app()->cache->set($key, $torrentsIds);
}
} catch (Exception $e) {
Yii::log('getLastTorrentIdsByCategories failed. Exception: ' . $e->getMessage() . PHP_EOL . 'Trace: ' . $e->getTrace(), CLogger::LEVEL_ERROR);
if (YII_DEBUG) {
throw $e;
}
}
return $torrentsIds;
}
