}
if (!empty($endtime) && $endtime < $starttime) {
register_error(elgg_echo('wizard:action:edit:error:endtime'));
forward(REFERER);
}
$entity = false;
if (!empty($guid)) {
// edit
$entity = get_entity($guid);
if (empty($entity) || !elgg_instanceof($entity, 'object', Wizard::SUBTYPE)) {
$entity = false;
}
} else {
// create
$entity = new Wizard();
if (!$entity->save()) {
register_error(elgg_echo('wizard:action:edit:error:create'));
forward(REFERER);
}
}
if (empty($entity)) {
register_error(elgg_echo('wizard:action:error:entity'));
forward(REFERER);
}
$entity->title = $title;
$entity->friendly_title = elgg_get_friendly_title($title);
$entity->starttime = $starttime;
$entity->endtime = $endtime;
// save steps
foreach ($steps as $index => $step) {
if (empty($step)) {