Override Processor for MODX and ImportX

updatenooverride.class.php

<?php
require_once (dirname(__FILE__).'/update.class.php');
/**
 *
 * @param $data A JSON array of data to update from.
 *
 * @package modx
 * @subpackage processors.resource
 */
class modResourceUpdateNoOverrideProcessor extends modResourceUpdateProcessor {
    public function initialize() {
        return parent::initialize();
    }
    /**
     * Set any Template Variables passed to the Resource. You must pass "tvs" as 1 or true to initiate these checks.
     * @return array|mixed
     */
    public function saveTemplateVariables() {
        $tvs = $this->getProperty('tvs',null);
        if (!empty($tvs)) {
            $tmplvars = array();

            $tvs = $this->object->getTemplateVars();
            /** @var modTemplateVar $tv */
            foreach ($tvs as $tv) {
                if (!$tv->checkResourceGroupAccess()) {
                    continue;
                }

                $tvKey = 'tv'.$tv->get('id');
                $value = $this->getProperty($tvKey,null);

                /* set value of TV */
                if ($tv->get('type') != 'checkbox') {
                    $value = $value !== null ? $value : $tv->get('default_text');
                } else {
                    $value = $value ? $value : '';
                }

                // if there is a blank value (it wasn't passed) continue
                if($value == "") {
                    continue;
                }

                /* validation for different types */
                switch ($tv->get('type')) {
                    case 'url':
                        $prefix = $this->getProperty($tvKey.'_prefix','');
                        if ($prefix != '--') {
                            $value = str_replace(array('ftp://','http://'),'', $value);
                            $value = $prefix.$value;
                        }
                        break;
                    case 'date':
                        $value = empty($value) ? '' : strftime('%Y-%m-%d %H:%M:%S',strtotime($value));
                        break;
                    /* ensure tag types trim whitespace from tags */
                    case 'tag':
                    case 'autotag':
                        $tags = explode(',',$value);
                        $newTags = array();
                        foreach ($tags as $tag) {
                            $newTags[] = trim($tag);
                        }
                        $value = implode(',',$newTags);
                        break;
                    default:
                        /* handles checkboxes & multiple selects elements */
                        if (is_array($value)) {
                            $featureInsert = array();
                            while (list($featureValue, $featureItem) = each($value)) {
                                if(empty($featureItem)) { continue; }
                                $featureInsert[count($featureInsert)] = $featureItem;
                            }
                            $value = implode('||',$featureInsert);
                        }
                        break;
                }

                /* if different than default and set, set TVR record */
                $default = $tv->processBindings($tv->get('default_text'),$this->object->get('id'));
                if (strcmp($value,$default) != 0) {
                    /* update the existing record */
                    $tvc = $this->modx->getObject('modTemplateVarResource',array(
                        'tmplvarid' => $tv->get('id'),
                        'contentid' => $this->object->get('id'),
                    ));
                    if ($tvc == null) {
                        /** @var modTemplateVarResource $tvc add a new record */
                        $tvc = $this->modx->newObject('modTemplateVarResource');
                        $tvc->set('tmplvarid',$tv->get('id'));
                        $tvc->set('contentid',$this->object->get('id'));
                    }
                    $tvc->set('value',$value);
                    $tvc->save();

                /* if equal to default value, erase TVR record */
                } else {
                    $tvc = $this->modx->getObject('modTemplateVarResource',array(
                        'tmplvarid' => $tv->get('id'),
                        'contentid' => $this->object->get('id'),
                    ));
                    if (!empty($tvc)) {
                        $tvc->remove();
                    }
                }
            }
        }
        return $tvs;
    }
}
return 'modResourceUpdateNoOverrideProcessor';