eZ\Publish\Core\QueryType\QueryParameterContentViewQueryTypeMapper::extractParameters PHP Метод

    private function extractParameters(ContentView $contentView)
    {
        $queryParameters = [];
        $queryOptions = $contentView->getParameter('query');
        if (isset($queryOptions['parameters'])) {
            foreach ($queryOptions['parameters'] as $name => $value) {
                $queryParameters[$name] = $this->evaluateExpression($contentView, $value);
            }
        }
        return $queryParameters;
    }