elFinder\elFinder::__construct PHP Method

    public function __construct($opts)
    {
        if (session_id() == '') {
            session_start();
        }
        $this->time = $this->utime();
        $this->debug = isset($opts['debug']) && $opts['debug'] ? true : false;
        setlocale(LC_ALL, !empty($opts['locale']) ? $opts['locale'] : 'en_US.UTF-8');
        // bind events listeners
        if (!empty($opts['bind']) && is_array($opts['bind'])) {
            foreach ($opts['bind'] as $cmd => $handler) {
                $this->bind($cmd, $handler);
            }
        }
        if (!isset($opts['roots']) || !is_array($opts['roots'])) {
            $opts['roots'] = array();
        }
        // check for net volumes stored in session
        foreach ($this->getNetVolumes() as $root) {
            $opts['roots'][] = $root;
        }
        // "mount" volumes
        foreach ($opts['roots'] as $i => $o) {
            $class = '\\elFinder\\elFinderVolume' . (isset($o['driver']) ? $o['driver'] : '');
            if (class_exists($class)) {
                $volume = new $class();
                if ($volume->mount($o)) {
                    // unique volume id (ends on "_") - used as prefix to files hash
                    $id = $volume->id();
                    $this->volumes[$id] = $volume;
                    if (!$this->default && $volume->isReadable()) {
                        $this->default = $this->volumes[$id];
                    }
                } else {
                    $this->mountErrors[] = 'Driver "' . $class . '" : ' . implode(' ', $volume->error());
                }
            } else {
                $this->mountErrors[] = 'Driver "' . $class . '" does not exists';
            }
        }
        // if at least one redable volume - ii desu >_<
        $this->loaded = !empty($this->default);
    }