protected function parseDimensionsAndNodePathFromRequestPathAllowingEmptySegment(&$requestPath)
    {
        $dimensionPresets = $this->contentDimensionPresetSource->getAllPresets();
        if (count($dimensionPresets) === 0) {
            return [];
        }
        $dimensionsAndDimensionValues = [];
        $chosenDimensionPresets = [];
        $matches = [];
        preg_match(self::DIMENSION_REQUEST_PATH_MATCHER, $requestPath, $matches);
        $firstUriPartIsValidDimension = true;
        foreach ($dimensionPresets as $dimensionName => $dimensionPreset) {
            $dimensionsAndDimensionValues[$dimensionName] = $dimensionPreset['presets'][$dimensionPreset['defaultPreset']]['values'];
            $chosenDimensionPresets[$dimensionName] = $dimensionPreset['defaultPreset'];
        }
        if (isset($matches['firstUriPart'])) {
            $firstUriPartExploded = explode('_', $matches['firstUriPart']);
            foreach ($firstUriPartExploded as $uriSegment) {
                $uriSegmentIsValid = false;
                foreach ($dimensionPresets as $dimensionName => $dimensionPreset) {
                    $preset = $this->contentDimensionPresetSource->findPresetByUriSegment($dimensionName, $uriSegment);
                    if ($preset !== null) {
                        $uriSegmentIsValid = true;
                        $dimensionsAndDimensionValues[$dimensionName] = $preset['values'];
                        $chosenDimensionPresets[$dimensionName] = $preset['identifier'];
                        break;
                    }
                }
                if (!$uriSegmentIsValid) {
                    $firstUriPartIsValidDimension = false;
                    break;
                }
            }
            if ($firstUriPartIsValidDimension) {
                $requestPath = (isset($matches['remainingRequestPath']) ? $matches['remainingRequestPath'] : '');
            }
        }
        if (!$this->contentDimensionPresetSource->isPresetCombinationAllowedByConstraints($chosenDimensionPresets)) {
            throw new InvalidDimensionPresetCombinationException(sprintf('The resolved content dimension preset combination (%s) is invalid or restricted by content dimension constraints. Check your content dimension settings if you think that this is an error.', implode(', ', array_keys($chosenDimensionPresets))), 1428657721);
        }
        return $dimensionsAndDimensionValues;
    }