/**
* @param \MongoGridFSCursor $cursor Mongo cursor instance to fetch data from.
* @param boolean $all whether to fetch all rows or only first one.
* @param string|callable $indexBy value to index by.
* @return array|boolean result.
* @see Query::fetchRows()
*/
protected function fetchRowsInternal($cursor, $all, $indexBy)
{
$result = [];
if ($all) {
foreach ($cursor as $file) {
$row = $file->file;
$row['file'] = $file;
if ($indexBy !== null) {
if (is_string($indexBy)) {
$key = $row[$indexBy];
} else {
$key = call_user_func($indexBy, $row);
}
$result[$key] = $row;
} else {
$result[] = $row;
}
}
} else {
if ($cursor->hasNext()) {
$file = $cursor->getNext();
$result = $file->file;
$result['file'] = $file;
} else {
$result = false;
}
}
return $result;
}
public function __construct($gridFsName, $filter = array())
{
$databases = Conf::f('databases', array());
$config = Conf::f('storage-mongodb-object', array());
$dbName = isset($config['databases']) ? $config['databases'] : 'default';
if (!isset($databases[$dbName])) {
throw new \photon\db\UndefinedConnection(sprintf('The connection "%s" is not defined in the configuration.', $dbName));
}
$class = class_exists('\\MongoClient') ? '\\MongoClient' : '\\Mongo';
$conn = new $class($databases[$dbName]['server'], $databases[$dbName]['options']);
$db = $conn->selectDB($databases[$dbName]['database']);
$gridfs = $db->getGridFS($gridFsName);
$ns = $databases[$dbName]['database'] . '.' . $gridFsName . '.files';
$fields = array();
parent::__construct($gridfs, $conn, $ns, $filter, $fields);
}
/**
* @link http://php.net/manual/en/mongogridfs.find.php
* @param array $query The query
* @param array $fields Fields to return
* @param array $options Options for the find command
* @return MongoGridFSCursor A MongoGridFSCursor
*/
public function find(array $query = [], array $fields = [])
{
$cursor = new MongoGridFSCursor($this, $this->db->getConnection(), (string) $this, $query, $fields);
$cursor->setReadPreference($this->getReadPreference());
return $cursor;
}
public function count($foundOnly = false)
{
$this->time->start();
$return = parent::count($foundOnly);
$time = $this->time->stop();
$info = $this->info();
$this->log(array('type' => 'count', 'query' => is_array($info['query']) ? $info['query'] : array(), 'limit' => $info['limit'], 'skip' => $info['skip'], 'foundOnly' => $foundOnly, 'time' => $time));
return $return;
}
