define('MODX_API_MODE', true);
require '../index.php';

$modx->user = $modx->getObject('modUser', 1);

$msPriceList = $modx->getService('msPriceList', 'msPriceList', MODX_CORE_PATH . 'components/mspricelist/model/');
$modx->lexicon->load('mspricelist:default');

$corePath = $modx->getOption('mspricelist_core_path', null, $modx->getOption('core_path') . 'components/mspricelist/');
$path = $modx->getOption('processorsPath', $msPriceList->config, $corePath . 'processors/');

$params = array(
    'crontab' => true,
    'id' => 2,
);

/* @var modProcessorResponse $response */
$response = $modx->runProcessor('mgr/file/export', $params, array(
    'processors_path' => $path
));

if ($response->isError()) {
    die( $response->getMessage() );
} else{
    echo "cron OK";
}

Grammarly

login.js:1 Uncaught ReferenceError: Ext is not defined
    at login.js:1:1

$filter_result['innerJoin'] = '{
                "op":{
        "class":"msopModification",
                    "on":"op.rid = msProduct.id "
                },
        "o":{
                "class":"msopModificationOption",
                "on":"o.rid = msProduct.id AND o.mid = op.id AND o.key = \'size\' and o.value=\'50\'"
            }                
            }';
    $filter_result['sort'] = 'mo|price:asc';