public function __construct($controller, $name, $fields = null, $actions = null, $validator = null)
 {
     if (!$fields) {
         $helpHtml = _t('MemberImportForm.Help1', '<p>Import users in <em>CSV format</em> (comma-separated values).' . ' <small><a href="#" class="toggle-advanced">Show advanced usage</a></small></p>');
         $helpHtml .= _t('MemberImportForm.Help2', '<div class="advanced">' . '<h4>Advanced usage</h4>' . '<ul>' . '<li>Allowed columns: <em>%s</em></li>' . '<li>Existing users are matched by their unique <em>Code</em> property, and updated with any new values from ' . 'the imported file.</li>' . '<li>Groups can be assigned by the <em>Groups</em> column. Groups are identified by their <em>Code</em> property, ' . 'multiple groups can be separated by comma. Existing group memberships are not cleared.</li>' . '</ul>' . '</div>');
         $importer = new MemberCsvBulkLoader();
         $importSpec = $importer->getImportSpec();
         $helpHtml = sprintf($helpHtml, implode(', ', array_keys($importSpec['fields'])));
         $fields = new FieldList(new LiteralField('Help', $helpHtml), $fileField = new FileField('CsvFile', _t('SecurityAdmin_MemberImportForm.FileFieldLabel', 'CSV File <small>(Allowed extensions: *.csv)</small>')));
         $fileField->getValidator()->setAllowedExtensions(array('csv'));
     }
     if (!$actions) {
         $action = new FormAction('doImport', _t('SecurityAdmin_MemberImportForm.BtnImport', 'Import from CSV'));
         $action->addExtraClass('ss-ui-button');
         $actions = new FieldList($action);
     }
     if (!$validator) {
         $validator = new RequiredFields('CsvFile');
     }
     parent::__construct($controller, $name, $fields, $actions, $validator);
     Requirements::javascript(FRAMEWORK_DIR . '/thirdparty/jquery-entwine/dist/jquery.entwine-dist.js');
     Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/javascript/MemberImportForm.js');
     $this->addExtraClass('cms');
     $this->addExtraClass('import-form');
 }
 public function __construct($controller, $name, $fields = null, $actions = null, $validator = null)
 {
     if (!$fields) {
         $helpHtml = _t('ExcelMemberImportForm.Help1', '<p><a href="{link}">Download sample file</a></p>', array('link' => $controller->Link('downloadsample/Member')));
         $helpHtml .= _t('ExcelMemberImportForm.Help2', '<ul>' . '<li>Existing users are matched by their unique <em>Email</em> property, and updated with any new values from ' . 'the imported file.</li>' . '<li>Groups can be assigned by the <em>Groups</em> column. Groups are identified by their <em>Code</em> property, ' . 'multiple groups can be separated by comma. Existing group memberships are not cleared.</li>' . '</ul>');
         $importer = new MemberCsvBulkLoader();
         $importSpec = $importer->getImportSpec();
         $helpHtml = sprintf($helpHtml, implode(', ', array_keys($importSpec['fields'])));
         $extensions = array('csv', 'xls', 'xlsx', 'ods', 'txt');
         $fields = new FieldList(new LiteralField('Help', $helpHtml), $fileField = new FileField('File', _t('ExcelMemberImportForm.FileFieldLabel', 'File <small><br/>(allowed extensions: {extensions})</small>', array('extensions' => implode(', ', $extensions)))));
         $fileField->getValidator()->setAllowedExtensions(ExcelImportExport::getValidExtensions());
     }
     if (!$actions) {
         $action = new FormAction('doImport', _t('ExcelMemberImportForm.BtnImport', 'Import from file'));
         $action->addExtraClass('ss-ui-button');
         $actions = new FieldList($action);
     }
     if (!$validator) {
         $validator = new RequiredFields('File');
     }
     parent::__construct($controller, $name, $fields, $actions, $validator);
     $this->addExtraClass('cms');
     $this->addExtraClass('import-form');
 }