/** * Gets the active record for the current row * @return EMongoDocument|mixed * @throws EMongoException */ public function current() { if (!$this->run) { if ($this->model->getDbConnection()->queryCachingCount > 0 && $this->model->getDbConnection()->queryCachingDuration > 0 && $this->model->getDbConnection()->queryCacheID !== false && ($cache = Yii::app()->getComponent($this->model->getDbConnection()->queryCacheID)) !== null) { $this->model->getDbConnection()->queryCachingCount--; $info = $this->cursor()->info(); $cacheKey = 'yii:dbquery' . $this->model->getDbConnection()->server . ':' . $this->model->getDbConnection()->db . ':' . $this->model->getDbConnection()->getSerialisedQuery(is_array($info['query']) && isset($info['query']['$query']) ? $info['query']['$query'] : array(), $info['fields'], is_array($info['query']) && isset($info['query']['$orderby']) ? $info['query']['$orderby'] : array(), $info['skip'], $info['limit']) . ':' . $this->model->getCollection(); if (($result = $cache->get($cacheKey)) !== false) { Yii::trace('Query result found in cache', 'extensions.MongoYii.EMongoDocument'); $this->cachedArray = $result; $this->fromCache = true; } else { $this->cachedArray = iterator_to_array($this->cursor); } } if (isset($cache, $cacheKey)) { $cache->set($cacheKey, $this->cachedArray, $this->model->getDbConnection()->queryCachingDuration, $this->model->getDbConnection()->queryCachingDependency); $this->fromCache = true; } $this->run = true; } if ($this->model === null) { throw new EMongoException(Yii::t('yii', 'The MongoCursor must have a model')); } if ($this->fromCache) { return $this->current = $this->model->populateRecord(current($this->cachedArray), true, $this->partial); } return $this->current = $this->model->populateRecord($this->cursor()->current(), true, $this->partial); }