ElkArte Community Modern, Free, Powerful
Community building forum software

		// Where the Settings.php file is located
		$settings_loc = __DIR__ . '/Settings.php';

		global $dboardurl, $dhost, $tboardurl, $thost;
		
		// Get default $boardurl and $cookiename from default Settings.php
		$ds_loc = __DIR__ . '/Settings.php';
		$bu_ori = array();
		$handle = @fopen($ds_loc, 'r');
		if ($handle) {
			while (!feof($handle)) {
				$buffer = fgets($handle);
				if(strpos($buffer, '$boardurl') !== FALSE)
					$bu_ori[] = $buffer;
				if(strpos($buffer, '$cookiename') !== FALSE)
					$cn_ori[] = $buffer;
			}
			fclose($handle);
		}
		preg_match('#\bhttps?://[^,\s()<>]+(?:\([\w\d]+\)|([^,[:punct:]\s]|/))#', $bu_ori[0], $bu_match);
		$dboardurl = $bu_match[0];
		$dhost = parse_url($dboardurl, PHP_URL_HOST) . (!empty(parse_url($dboardurl, PHP_URL_PATH)) ? parse_url($dboardurl, PHP_URL_PATH) : '');
		preg_match("/(?:(?:\"(?:\\\\\"|[^\"])+\")|(?:'(?:\\\'|[^'])+'))/is", $cn_ori[0], $cn_match);
		$dcookie = str_replace("'", '', $cn_match[0]);
		
		// Now define tenancy host and boardurl
		$thost = $_SERVER['HTTP_HOST'] . (!empty(str_replace('/index.php', '', $_SERVER['SCRIPT_NAME'])) ? str_replace('/index.php', '', $_SERVER['SCRIPT_NAME']) : '');
		$tboardurl = parse_url($dboardurl, PHP_URL_SCHEME) . '://' . $thost;

		// Where the Settings.php file is located
		if ($dhost === $thost)
			$settings_loc = $ds_loc;
		else {
			$settings_loc = __DIR__ . '/.tenancy/' . str_replace('/', '.', $thost) . '.php';
			if (!file_exists($settings_loc)) {
				copy($ds_loc, $settings_loc);
				file_put_contents($settings_loc, str_replace($dhost, $thost, file_get_contents($settings_loc)));
				file_put_contents($settings_loc, str_replace($dcookie, uniqid(), file_get_contents($settings_loc)));
			}
		}

		else
		{
			require_once($settings_loc);
		}
	}

		else
		{
			require_once($settings_loc);
		}
		$this->resetBoardUrl();
	}

	/**
	 * Reset $boardurl in Settings.php
	 */
	private function resetBoardUrl()
	{
		global $boardurl, $dboardurl, $dhost, $tboardurl, $thost;
		
		// Default $boardurl and host
		if (!empty(parse_url($boardurl, PHP_URL_PATH))
			$dhost = parse_url($boardurl, PHP_URL_HOST) . parse_url($boardurl, PHP_URL_PATH);
		else
			$dhost = parse_url($boardurl, PHP_URL_HOST);			
		$dboardurl = $boardurl;
		
		// Tenancy $boardurl and host
		if (!empty(str_replace('/index.php', '', $_SERVER['SCRIPT_NAME'])))
			$thost = $_SERVER['HTTP_HOST'] .  str_replace('/index.php', '', $_SERVER['SCRIPT_NAME']);
		else
			$thost = $_SERVER['HTTP_HOST'];
		$tboardurl = 'http' . (parse_url($boardurl, PHP_URL_SCHEME) === 'https' ? 's' : '') . '://' . $thost;
		
		// Switch to tenancy $boardurl if default is not the same
		if ($dboardurl != $tboardurl | $dhost != $thost)
			$boardurl = $tboardurl;
	}