/**
  * @param tubepress_api_ioc_ContainerBuilderInterface $containerBuilder The primary service container builder.
  *
  * @api
  *
  * @since 4.0.0
  */
 public function process(tubepress_api_ioc_ContainerBuilderInterface $containerBuilder)
 {
     if (!$containerBuilder->hasParameter(tubepress_internal_boot_PrimaryBootstrapper::CONTAINER_PARAM_BOOT_ARTIFACTS)) {
         return;
     }
     $bootArtifacts = $containerBuilder->getParameter(tubepress_internal_boot_PrimaryBootstrapper::CONTAINER_PARAM_BOOT_ARTIFACTS);
     if (!is_array($bootArtifacts) || !isset($bootArtifacts['themes'])) {
         return;
     }
     $serializedThemes = $bootArtifacts['themes'];
     $bootSettings = $containerBuilder->get(tubepress_api_boot_BootSettingsInterface::_);
     $serializer = new tubepress_internal_boot_helper_uncached_Serializer($bootSettings);
     $unserializedThemes = $serializer->unserialize($serializedThemes);
     $adjustedSystemThemes = $this->_adjustLegacySystemThemes($containerBuilder, $unserializedThemes);
     $userLegacyThemes = $this->_findUserLegacyThemes($bootSettings, $containerBuilder);
     $allLegacyThemes = array_merge($adjustedSystemThemes, $userLegacyThemes);
     $allThemes = array_merge($unserializedThemes, $allLegacyThemes);
     $serializedThemes = $serializer->serialize($allThemes);
     $bootArtifacts['themes'] = $serializedThemes;
     $containerBuilder->setParameter(tubepress_internal_boot_PrimaryBootstrapper::CONTAINER_PARAM_BOOT_ARTIFACTS, $bootArtifacts);
 }