friendica-github/src/Module/Theme.php

<?php
/**
 * @copyright Copyright (C) 2020, Friendica
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 */

namespace Friendica\Module;

use Friendica\BaseModule;
use Friendica\DI;
use Friendica\Util\Strings;

/**
 * load view/theme/$current_theme/style.php with friendica context
 */
class Theme extends BaseModule
{
	public static function rawContent(array $parameters = [])
	{
		header("Content-Type: text/css");

		$a = DI::app();

		if ($a->argc == 4) {
			$theme = $a->argv[2];
			$theme = Strings::sanitizeFilePathItem($theme);

			// set the path for later use in the theme styles
			$THEMEPATH = "view/theme/$theme";
			if (file_exists("view/theme/$theme/style.php")) {
				require_once("view/theme/$theme/style.php");
			}
		}

		exit();
	}
}