FormIt не сохраняет все выбранные значения с помощью bootstrap-select

<?php
 
$doc = $modx->getObject('modResource', array('id' => $hook->getValue('resource_id')));
 
if (empty($doc)) {
    $doc = $modx->newObject('modResource');
    $doc->set('createdby', $modx->user->get('id'));
} else {
    $doc->set('editedby', $modx->user->get('id'));
}
 
$allFormFields = $hook->getValues();
foreach ($allFormFields as $field => $value) {
 
    if ($field !== 'spam' && $field !== 'resource_id') {
        $doc->set($field, $value);
    }
 
    //we need to parse the title into the alias
    if ($field == 'pagetitle') {
        //replace spaces with -
        $alias = preg_replace('/[\' \']/', '-', $value);
 
        //remove non alpha and a common injection string
        $alias = preg_replace('/[^a-z0-9\.\x0B\-]/i', '', $alias);
 
        //this is the standard revo regexp
        // \0\x0B\t\n\r\f\a&=+%#<>"~:`@\?\[\]\{\}\|\^'\
    }
}
 
// now set the alias
$doc->set('alias', $alias);
$isnew = $doc->isNew();
 
if ($doc->save()) {
    if ($isnew) {
        $doc->set('alias', $doc->get('alias' . '-' . $doc->get('id')));
        $doc->save();
    }
}
 
//resource settings
$doc->set('template', '3');
$doc->set('parent', '30');
$doc->set('hidemenu', '1');
$doc->set('published', '0');
$doc->set('show_in_tree', '0');
 
//$time = date('Y-m-d H:i:s', strtotime('+10 minutes')); //Finds current time
//$doc->set('unpub_date', '$time'); //needs to set unpublish date to 10min after published
$doc->save();
 
foreach ($allFormFields as $field => $value) {
    if ($tv = $modx->getObject('modTemplateVar', array('name' => $field))) {
        /* handles checkboxes & multiple selects elements */
        if (is_array($value)) {
            $featureInsert = array();
            while (list($featureValue, $featureItem) = each($value)) {
                $featureInsert[count($featureInsert)] = $featureItem;
            }
            $value = implode('||', $featureInsert);
        }
        $tv->setValue($doc->get('id'), $value);
        $tv->save();
    }
}
 
$modx->cacheManager->refresh();
return true;