Theme::import

static function import($params)
{
	$result = null;
	if (
		Helper::checkAccessManifest($params, static::$accessManifest)
		&& !empty($params['CONTENT']['DATA'])
	)
	{
		$result = [];
		$themePicker = ThemePicker::getInstance();

		$data = $params['CONTENT']['DATA'];
		if (!empty($data['CODE']))
		{
			$theme = $themePicker->getStandardTheme($data['ID']);
			if (is_array($theme))
			{
				$success = $themePicker->setCurrentThemeId($theme['id']);
				if ($success && ThemePicker::isAdmin())
				{
					$themePicker->setDefaultTheme($theme['id']);
					CacheProvider::deleteUserCache();
				}
				else
				{
					$result['ERROR_MESSAGES'] = Loc::getMessage('INTRANET_CONFIGURATION_THEME_ERROR_SET_DEFAULT');
				}
			}
			else
			{
				$result['ERROR_MESSAGES'] = Loc::getMessage('INTRANET_CONFIGURATION_THEME_ERROR_NOT_FOUND');
			}
		}
		else
		{
			try
			{
				$themeId = false;
				$saveData = [
					'textColor' => $data['TEXT_COLOR'],
				];

				if ($data['BACKGROUND_COLOR'] <> '')
				{
					$saveData['bgColor'] = $data['BACKGROUND_COLOR'];
				}

				if ($data['BACKGROUND_IMAGE'] > 0)
				{
					$structure = new BitrixRestConfigurationStructure($params['CONTEXT_USER']);
					$file = $structure->getUnpackFile($data['BACKGROUND_IMAGE']);
					if ($file && $file['PATH'] && $file['NAME'])
					{
						//on create check file extensions, copy file with real name to tmp folder
						$tmpFolder = $structure->getFolder();
						if ($tmpFolder)
						{
							$folder = $tmpFolder.'tmp_files/';
							if (CheckDirPath($folder))
							{
								$image = File::getFileContents($file['PATH']);
								File::putFileContents($folder.$file['NAME'], $image);
								$saveData['bgImage'] = CFile::MakeFileArray($folder.$file['NAME']);
							}
						}
					}
				}

				if (!$saveData['bgImage'] && !$saveData['bgColor'] && $data['ID'])
				{
					$themeList = $themePicker->getList();
					$key = array_search($data['ID'], array_column($themeList, 'id'));
					if ($key !== false)
					{
						$themeId = $themeList[$key]['id'];
					}
				}

				if (!$themeId)
				{
					$themeId = $themePicker->create($saveData);
				}

				if ($themeId)
				{
					$success = $themePicker->setCurrentThemeId($themeId);
					if ($success && ThemePicker::isAdmin())
					{
						$themePicker->setDefaultTheme($themeId);
						CacheProvider::deleteUserCache();
					}
					else
					{
						$result['ERROR_MESSAGES'] = Loc::getMessage('INTRANET_CONFIGURATION_THEME_ERROR_SET_DEFAULT');
					}
				}
			}
			catch (SystemException $e)
			{
				$result['ERROR_MESSAGES'] = $e->getMessage();
			}
		}
	}

	return $result;
}