function image_admin_settings_validate in Image 6

Same name and namespace in other branches

1. 7 image.admin.inc \image_admin_settings_validate()

Form validation handler for image admin settings form.

File

./image.admin.inc, line 110

Code

function image_admin_settings_validate($form, &$form_state) {

  // Check that the sizes provided have the required amount of information.
  $image_sizes = $form_state['values']['image_sizes'];
  foreach (element_children($image_sizes) as $key) {

    // If there's a label they must provide at either a height or width.
    if ($key != IMAGE_ORIGINAL && !empty($image_sizes[$key]['label'])) {
      if (empty($image_sizes[$key]['width']) && empty($image_sizes[$key]['height'])) {
        form_set_error("image_sizes][{$key}][width", t('You must specify width, height or both dimensions.'));
      }
    }
  }

  // Try to create directories and warn the user of errors.
  $image_default_path = $form_state['values']['image_default_path'];
  $image_path = file_create_path(file_directory_path() . '/' . $image_default_path);
  $temp_path = $image_path . '/temp';
  if (!file_check_directory($image_path, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS, 'image_default_path')) {
    form_set_error('image_default_path', t('You have specified an invalid directory.'));
  }
  if (!file_check_directory($temp_path, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS, 'image_default_path')) {
    form_set_error('image_default_path', t('You have specified an invalid directory.'));
  }
}