function _webform_edit_file_filtering_validate in Webform 5.2

Same name and namespace in other branches

1. 6.2 components/file.inc \_webform_edit_file_filtering_validate()

Change the submitted values of the component so that all filtering extensions are saved as a single array.

File

components/file.inc, line 152

Webform module file component.

Code

function _webform_edit_file_filtering_validate($form_element) {

  // Predefined types.
  $extensions = array();
  foreach (element_children($form_element['types']) as $category) {
    foreach (array_keys($form_element['types'][$category]['#value']) as $extension) {
      if ($form_element['types'][$category][$extension]['#value']) {
        $extensions[] = $extension;
      }
    }
  }

  // Additional types.
  $additional_extensions = explode(',', $form_element['addextensions']['#value']);
  foreach ($additional_extensions as $extension) {
    $clean_extension = drupal_strtolower(trim($extension));
    if (!empty($clean_extension) && !in_array($clean_extension, $extensions)) {
      $extensions[] = $clean_extension;
    }
  }
  form_set_value($form_element['types'], $extensions);
}