sessioncommunities.online/php/utils/site-generation.php

<?php

	class SiteGeneration {
		public static function getCanonicalPageURL() {
			global $SITE_CANONICAL_URL;

			return dirname($SITE_CANONICAL_URL.getenv('SSG_TARGET')) . '/';
		}
		public static function getAbsoluteSourceDocumentPath() {
			return $_SERVER['SCRIPT_NAME'];
		}

		public static function getTargetDocumentPath() {
			return getenv('SSG_TARGET');
		}

		public static function getTargetDocumentRoute() {
			return dirname(SiteGeneration::getTargetDocumentPath());
		}

		public static function getOwnSubDocumentPath(string $identifier) {
			$page = SiteGeneration::getAbsoluteSourceDocumentPath();
			$sub_document = dirname($page) . '/+' . preg_replace('/[.]php$/', ".$identifier.php", basename($page));
			return $sub_document;
		}
	}

?>