Link::getInstallPage

static function getInstallPage(string $appCode = '', int $version = null, string $installHash = null, string $checkHash = null, string $from = ''): string
{
	if ($appCode !== '') {
		$installHash = $version > 0 ? $installHash : null;
		$checkHash = $version > 0 && $installHash ? $checkHash : null;
		$version = $version === 0 ? null : $version;

		return Link::getUrl(
			'install',
			[
				'#appCode#',
				'#version#',
				'#installHash#',
				'#checkHash#',
			],
			[
				$appCode,
				$version,
				$installHash,
				$checkHash,
			],
			null,
			$from
		);
	}

	return Link::getUrl('install');
}