function _gd_image_chart_settings_page_validate in Charts 6

Module settings page. Users can set the default filepath and setup cleaning instructions of their gd image charts.

File

gd_image_chart/gd_image_chart.admin.inc, line 55

@author Mads Peter Henderson http://drupal.org/user/421971

Code

function _gd_image_chart_settings_page_validate(&$form, &$form_state) {
  $desired_path = check_plain($form_state['values']['path']);
  $final_path = file_directory_path() . "/" . $desired_path;
  if (!file_check_directory($final_path, FILE_CREATE_DIRECTORY)) {
    form_set_error('path', '"' . $desired_path . t('" is not a valid file path. System must be able to write to #full_path', array(
      '#full_path' => $final_path,
    )));
  }
}