PHPDaemon\Examples\MongoNode::initSlave PHP Méthode

    public function initSlave($point)
    {
        $this->db->{'local.oplog.$main'}->find(function ($cursor) {
            $this->cursor = $cursor;
            $cursor->state = 1;
            $cursor->lastOpId = null;
            foreach ($cursor->items as $k => &$item) {
                if (\PHPDaemon\Core\Daemon::$config->logevents->value) {
                    \PHPDaemon\Core\Daemon::log(get_class($this) . ': caught oplog-record with ts = (' . \PHPDaemon\Core\Debug::dump($item['ts']) . ')');
                }
                $cursor->lastOpId = $item['ts'];
                if ($item['op'] === 'i') {
                    $this->cacheObject($item['o']);
                } elseif ($item['op'] === 'd') {
                    $this->deleteObject($item['o']);
                } elseif ($item['op'] === 'u') {
                    if (isset($item['b']) && $item['b'] === false) {
                        $item['o']['_id'] = $item['o2']['_id'];
                        $this->cacheObject($item['o']);
                    } else {
                        $cursor->appInstance->{$item['ns']}->findOne(function ($item) {
                            $this->cacheObject($item);
                        }, ['where' => ['_id' => $item['o2']['_id']]]);
                    }
                }
                unset($cursor->items[$k]);
            }
        }, ['tailable' => true, 'sort' => ['$natural' => 1], 'snapshot' => 1, 'where' => ['ts' => ['$gt' => $point], '$exists' => ['_key' => true]], 'parse_oplog' => true]);
    }