Pimcore\Model\Document\Dao::update PHP Method

    public function update()
    {
        try {
            $typeSpecificTable = null;
            $validColumnsTypeSpecific = [];
            if (in_array($this->model->getType(), ["email", "newsletter", "hardlink", "link", "page", "snippet"])) {
                $typeSpecificTable = "documents_" . $this->model->getType();
                $validColumnsTypeSpecific = $this->getValidTableColumns($typeSpecificTable);
            }
            $this->model->setModificationDate(time());
            $document = get_object_vars($this->model);
            $dataDocument = [];
            $dataTypeSpecific = [];
            foreach ($document as $key => $value) {
                // check if the getter exists
                $getter = "get" . ucfirst($key);
                if (!method_exists($this->model, $getter)) {
                    continue;
                }
                // get the value from the getter
                if (in_array($key, $this->getValidTableColumns("documents")) || in_array($key, $validColumnsTypeSpecific)) {
                    $value = $this->model->{$getter}();
                } else {
                    continue;
                }
                if (is_bool($value)) {
                    $value = (int) $value;
                }
                if (is_array($value)) {
                    $value = Serialize::serialize($value);
                }
                if (in_array($key, $this->getValidTableColumns("documents"))) {
                    $dataDocument[$key] = $value;
                }
                if (in_array($key, $validColumnsTypeSpecific)) {
                    $dataTypeSpecific[$key] = $value;
                }
            }
            // use the real document path, just for the case that a documents gets saved in the frontend
            // and the page is within a site. see also: PIMCORE-2684
            $dataDocument["path"] = $this->model->getRealPath();
            // update the values in the database
            $this->db->insertOrUpdate("documents", $dataDocument);
            if ($typeSpecificTable) {
                $this->db->insertOrUpdate($typeSpecificTable, $dataTypeSpecific);
            }
            $this->updateLocks();
        } catch (\Exception $e) {
            throw $e;
        }
    }