Форум

preg_match("#>(.*?)</a>#is", $arResult['TASK']['DESCRIPTION'], $res);
preg_match("#attachedID=(.*?)&#is", $arResult['TASK']['DESCRIPTION'], $res2);

    if ($arResult['TASK']['PARAMETERS']['DOCUMENT_ID'][1] == 'BizprocDocument'){
        $bp = new BizprocDocument(false);
        $user_id = $bp->getDocument($arResult['TASK']['PARAMETERS']['DOCUMENT_ID'][2]);

        if (\Bitrix\Main\Loader::includeModule('disk'))
        {
            $storage = \Bitrix\Disk\Driver::getInstance()->getStorageByUserId($user_id);
            $folder = $storage->getRootObject();
            $folder = $folder->getChild(array(
                    '=NAME' => 'Загруженные файлы',
                    'TYPE' => \Bitrix\Disk\Internals\FileTable::TYPE_FOLDER
            ));

            $text = preg_replace("#<a(.*?)</a>#is", "", $arResult['TASK']['DESCRIPTION']);
            $arResult['TASK']['DESCRIPTION'] = $text;
            foreach ($res as $val){
                $file = $folder->getChild(array(
                    '=NAME' => $val,
                    'TYPE' => \Bitrix\Disk\Internals\FileTable::TYPE_FILE
                ));
                if ($file){
                    $linkAttr = '';
                    if ( empty($attrs['id']) )
                    {
                        $attrs['id'] = 'disk_attach_'.$res2;
                    }
                    if ( empty($attrs['href']) )
                    {
                        $attrs['href'] = \Bitrix\Disk\Driver::getInstance()->getUrlManager()->getUrlForDownloadFile($file);
                    }
                    foreach ($attrs as $attr => $value)
                    {
                        $linkAttr .= $attr.'="'.htmlspecialchars($value).'" ';
                    }

                    $viewerDataAttr = \Bitrix\Disk\Ui\Viewer::getAttributesByObject($file);
                    $arResult['TASK']['DESCRIPTION'] .= "<span id='disk-viewer'>
                            <a $linkAttr $viewerDataAttr>$val</a>
                            </span>";
                }}}}