/**
  * @param form_persistentdocument_file $field
  * @param block_BlockRequest $request
  * @param validation_Errors $errors
  * @return void
  */
 public function validate($field, $request, &$errors)
 {
     $fileInfo = $request->getUploadedFileInformation($field->getFieldName());
     $errCount = $errors->count();
     if ($field->getRequired() || !empty($fileInfo['name'])) {
         if ($field->getRequired()) {
             validation_ValidatorHelper::validate(new validation_Property($field->getLabel(), $fileInfo['name']), 'blank:false', $errors);
         }
         if ($errors->count() == $errCount) {
             $ext = strtolower(f_util_FileUtils::getFileExtension($fileInfo['name']));
             if ($field->getAllowedExtensions()) {
                 $allowedExt = explode(",", $field->getAllowedExtensions());
                 if (!empty($allowedExt) && !in_array($ext, $allowedExt)) {
                     $errors->append(f_Locale::translate('&modules.form.frontoffice.File-must-have-one-of-these-extensions;', array('file' => $field->getLabel(), 'extensions' => join(", ", $allowedExt))));
                 }
             }
         }
     }
 }
 /**
  * @param form_persistentdocument_field $field
  * @param block_BlockRequest $request
  * @param validation_Errors $errors
  * @return void
  */
 public function validate($field, $request, &$errors)
 {
     $value = $request->getParameter($field->getFieldName());
     if (is_array($value)) {
         $isEmpty = f_util_ArrayUtils::isEmpty($value);
     } else {
         $isEmpty = f_util_StringUtils::isEmpty($value);
     }
     $data = $request->getParameters();
     if ($field->getRequired() && $isEmpty) {
         if ($this->isConditionValid($field, $data)) {
             $errors->append(f_Locale::translate("&framework.validation.validator.Blank.message;", array('field' => $field->getLabel())));
         }
     } else {
         if ($field->getRequired() || !$isEmpty) {
             validation_ValidatorHelper::validate(new validation_Property($field->getLabel(), f_util_Convert::fixDataType($value)), $field->getValidators(), $errors);
         }
     }
 }