# temporary, non-exported variables
$version = null;
$strptime = null;
$preview_pathspec = null;
# verify integrity and config
gb::verify();
# authed?
if (isset($_COOKIE['gb-chap']) && $_COOKIE['gb-chap']) {
gb::authenticate(false);
# now, gb::$authorized (a GBUser) is set (authed ok) or a CHAP
# constant (not authed).
}
# transfer errors from ?gb-error to gb::$errors
if (isset($_GET['gb-error']) && $_GET['gb-error']) {
if (is_array($_GET['gb-error'])) {
gb::$errors = array_merge(gb::$errors, $_GET['gb-error']);
} else {
gb::$errors[] = $_GET['gb-error'];
}
}
# preview mode?
if (isset($_GET[gb::$preview_query_key]) && gb::$authorized) {
gb::$is_preview = true;
$version = 'work';
} elseif (isset($_GET[gb::$version_query_key]) && gb::$authorized) {
gb::$is_preview = true;
$version = $_GET[gb::$version_query_key];
}
if (gb::$is_preview === true && isset($_GET[gb::$pathspec_query_key])) {
$preview_pathspec = $_GET[gb::$pathspec_query_key];
}