public function url($action = null)
{
if (empty($action)) {
return parent::url();
} else {
if ($action == 'preview') {
if ($previewSetting = $this->blueprint()->preview()) {
switch ($previewSetting) {
case 'parent':
return $this->parent() ? $this->parent()->url() : $this->url();
break;
case 'first-child':
return $this->children()->first() ? $this->children()->first()->url() : false;
break;
case 'last-child':
return $this->children()->last() ? $this->children()->last()->url() : false;
break;
default:
return $this->url();
break;
}
} else {
return false;
}
} else {
if ($this->site->multilang() and $lang = $this->site->language($action)) {
return parent::url($lang->code());
} else {
return panel()->urls()->index() . '/' . $this->uri($action);
}
}
}
}
