/** * @return string */ protected function renderHiddenRecipientsInputForValidationContent() { $hiddenInputId = Element::resolveInputIdPrefixIntoString(array_merge($this->inputPrefixData, array('recipientsValidation'))); $hiddenInputName = Element::resolveInputNamePrefixIntoString(array_merge($this->inputPrefixData, array('recipientsValidation'))); $idInputHtmlOptions = array('id' => $hiddenInputId); $id = Element::resolveInputIdPrefixIntoString(array_merge($this->inputPrefixData, array('recipientsValidation'))); $content = ZurmoHtml::hiddenField($hiddenInputName, null, $idInputHtmlOptions); $content .= $this->form->error($this->model, 'recipientsValidation', array('inputID' => $hiddenInputId), true, true, $id); return $content; }