Contao\ListWizard::importList PHP Метод

    public function importList(DataContainer $dc)
    {
        if (\Input::get('key') != 'list') {
            return '';
        }
        /** @var FileUpload $objUploader */
        $objUploader = new \FileUpload();
        // Import CSS
        if (\Input::post('FORM_SUBMIT') == 'tl_list_import') {
            $arrUploaded = $objUploader->uploadTo('system/tmp');
            if (empty($arrUploaded)) {
                \Message::addError($GLOBALS['TL_LANG']['ERR']['all_fields']);
                $this->reload();
            }
            $this->import('Database');
            $arrList = array();
            foreach ($arrUploaded as $strCsvFile) {
                $objFile = new \File($strCsvFile);
                if ($objFile->extension != 'csv') {
                    \Message::addError(sprintf($GLOBALS['TL_LANG']['ERR']['filetype'], $objFile->extension));
                    continue;
                }
                // Get separator
                switch (\Input::post('separator')) {
                    case 'semicolon':
                        $strSeparator = ';';
                        break;
                    case 'tabulator':
                        $strSeparator = "\t";
                        break;
                    case 'linebreak':
                        $strSeparator = "\n";
                        break;
                    default:
                        $strSeparator = ',';
                        break;
                }
                $resFile = $objFile->handle;
                while (($arrRow = @fgetcsv($resFile, null, $strSeparator)) !== false) {
                    $arrList = array_merge($arrList, $arrRow);
                }
            }
            $objVersions = new \Versions($dc->table, \Input::get('id'));
            $objVersions->create();
            $this->Database->prepare("UPDATE " . $dc->table . " SET listitems=? WHERE id=?")->execute(serialize($arrList), \Input::get('id'));
            \System::setCookie('BE_PAGE_OFFSET', 0, 0);
            $this->redirect(str_replace('&key=list', '', \Environment::get('request')));
        }
        // Return form
        return '
<div id="tl_buttons">
<a href="' . ampersand(str_replace('&key=list', '', \Environment::get('request'))) . '" class="header_back" title="' . \StringUtil::specialchars($GLOBALS['TL_LANG']['MSC']['backBTTitle']) . '" accesskey="b">' . $GLOBALS['TL_LANG']['MSC']['backBT'] . '</a>
</div>
' . \Message::generate() . '
<form action="' . ampersand(\Environment::get('request'), true) . '" id="tl_list_import" class="tl_form" method="post" enctype="multipart/form-data">
<div class="tl_formbody_edit">
<input type="hidden" name="FORM_SUBMIT" value="tl_list_import">
<input type="hidden" name="REQUEST_TOKEN" value="' . REQUEST_TOKEN . '">
<input type="hidden" name="MAX_FILE_SIZE" value="' . \Config::get('maxFileSize') . '">

<fieldset class="tl_tbox nolegend">
<div>
  <h3><label for="separator">' . $GLOBALS['TL_LANG']['MSC']['separator'][0] . '</label></h3>
  <select name="separator" id="separator" class="tl_select" onfocus="Backend.getScrollOffset()">
    <option value="comma">' . $GLOBALS['TL_LANG']['MSC']['comma'] . '</option>
    <option value="semicolon">' . $GLOBALS['TL_LANG']['MSC']['semicolon'] . '</option>
    <option value="tabulator">' . $GLOBALS['TL_LANG']['MSC']['tabulator'] . '</option>
    <option value="linebreak">' . $GLOBALS['TL_LANG']['MSC']['linebreak'] . '</option>
  </select>' . ($GLOBALS['TL_LANG']['MSC']['separator'][1] != '' ? '
  <p class="tl_help tl_tip">' . $GLOBALS['TL_LANG']['MSC']['separator'][1] . '</p>' : '') . '
  <h3>' . $GLOBALS['TL_LANG']['MSC']['source'][0] . '</h3>' . $objUploader->generateMarkup() . (isset($GLOBALS['TL_LANG']['MSC']['source'][1]) ? '
  <p class="tl_help tl_tip">' . $GLOBALS['TL_LANG']['MSC']['source'][1] . '</p>' : '') . '
</div>
</fieldset>

</div>

<div class="tl_formbody_submit">

<div class="tl_submit_container">
  <button type="submit" name="save" id="save" class="tl_submit" accesskey="s">' . $GLOBALS['TL_LANG']['MSC']['lw_import'][0] . '</button>
</div>

</div>
</form>';
    }