} else {
if (gb::$is_internal_call) {
# confirmed: inside gitblog -- back up to before the gitblog dir and
# assume that's the site dir.
$max = 20;
while ($s !== '/' && $max--) {
if (substr($s, -7) === 'gitblog') {
$s = dirname($s);
$u = dirname($u);
break;
}
$s = dirname($s);
$u = dirname($u);
}
}
gb::$site_dir = realpath($s);
}
# gb::$site_path -- must end in a slash ("/").
if (isset($gb_site_path)) {
gb::$site_path = $gb_site_path;
unset($gb_site_path);
} else {
gb::$site_path = $u === '/' ? $u : $u . '/';
}
# gb::$site_url -- URL to the base of the site. Must end in a slash ("/").
if (isset($gb_site_url)) {
gb::$site_url = $gb_site_url;
unset($gb_site_url);
} else {
gb::$site_url = (isset($_SERVER['HTTPS']) ? 'https://' : 'http://') . $_SERVER['SERVER_NAME'] . ($_SERVER['SERVER_PORT'] !== '80' && $_SERVER['SERVER_PORT'] !== '443' ? ':' . $_SERVER['SERVER_PORT'] : '') . gb::$site_path;
}