Форум

CSocNetGroup::GetList( array arOrder = array("ID" => "DESC"),
 array arFilter = array(),
 array arGroupBy = false,
 array arNavStartParams = false,
 array arSelectFields = array()
);

// Event: Before Document Generator   
\Bitrix\Main\EventManager::getInstance()->addEventHandler(
      "documentgenerator",
      "onBeforeProcessDocument",
      Array("CW4aEvents", "onBeforeProcessDocument")
   );

<?php
use Bitrix\Main\Entity;
use Bitrix\Main\Loader;

if (!Loader::includeModule("crm")) {
    return;
}

class CW4aEvents{

/** * Событие срабатывает перед генерацией документа
 * @param $event
 * @return false
 */
public function onBeforeProcessDocument($event)
{
    $document = $event->getParameter('document');

    $signFileId = intval($arUser['UF_CRM_SIGN']);

    $document->setValues(
      [
        'MyCompanyUfDirectorSign' => !empty($signFileId)?CFile::GetPath($signFileId):''
      ]
    );

}
}

<?
require($_SERVER["DOCUMENT_ROOT"]."/bitrix/header.php");
$APPLICATION->SetTitle("TEST: ui.viewer");
CJSCore::Init([ 'ui.viewer' ]);
?>
<pre>TEST: ui.viewer</pre>

    <span class="disk-detail-sidebar-editor-item disk-detail-sidebar-editor-item-show"
          id="bx-disk-filepage-filename"
          data-viewer=""
          data-viewer-type="document"
          data-src="/disk/downloadFile/91235/?&ncc=1&filename=test-name.pdf"
          data-object-id="91235"
          data-title="test-name.pdf"
          data-actions="[{&quot;type&quot;:&quot;download&quot;}]"
    >Просмотреть</span>

<?require($_SERVER["DOCUMENT_ROOT"]."/bitrix/footer.php");?>