function calcNewPortfolioSort($currentSort, $up)
{
$sorts = array_map("extractSort", readPortfolioDb());
array_unshift($sorts, 0);
//in case move to the top
array_push($sorts, end($sorts) + 10000);
//in case move to the bottom
$currentLoc = array_search($currentSort, $sorts);
$nearLoc = min(max($currentLoc + ($up ? -1 : 1), 1), count($sorts) - 2);
$farLoc = min(max($currentLoc + ($up ? -2 : 2), 0), count($sorts) - 1);
logEvent("move-image", $currentLoc - 1, $currentSort);
return floor(($sorts[$nearLoc] + $sorts[$farLoc]) / 2);
}
function restRequestPortfolio($action, $id)
{
$actions = array("create" => function ($id) {
return restError(400);
}, "get" => function ($id) {
return restError(501);
}, "update" => function ($id) {
return updatePortfolio($id);
}, "delete" => function ($id) {
return deletePortfolio($id);
}, "list" => function ($id) {
return readPortfolioDb();
});
return $actions[$action]($id);
}