function advagg_admin_settings_form_validate in Advanced CSS/JS Aggregation 7

Same name and namespace in other branches

1. 6 advagg.admin.inc \advagg_admin_settings_form_validate()

Validate form values. Used to unset variables before they get saved.

File

includes/admin.inc, line 440

Admin page callbacks for the advanced CSS/JS aggregation module.

Code

function advagg_admin_settings_form_validate($form, &$form_state) {
  global $conf;

  // Custom directory handling.
  if (!empty($form_state['values']['advagg_custom_files_dir'])) {
    $form_state['values']['advagg_custom_files_dir'] = trim($form_state['values']['advagg_custom_files_dir']);
    $files_dir = $form_state['values']['advagg_custom_files_dir'];
    if (!empty($files_dir) && $files_dir != $conf['advagg_custom_files_dir']) {

      // Try to create dir structure.
      $cumulative = '';
      $path_array = explode('/', $files_dir);
      foreach ($path_array as $dir) {
        if (empty($cumulative)) {
          $cumulative = $dir;
        }
        else {
          $cumulative .= '/' . $dir;
        }

        // If dir creation fails, bail out of loop.
        if (!file_prepare_directory($cumulative, FILE_CREATE_DIRECTORY)) {
          break;
        }
      }

      // See if dir exists and is writable.
      if (file_prepare_directory($files_dir) == TRUE) {

        // Remove old files.
        list($css_path, $js_path) = advagg_get_root_files_dir();
        file_scan_directory($css_path, '/.*/', array(
          'callback' => 'file_unmanaged_delete',
        ));
        @unlink($css_path);
        file_scan_directory($js_path, '/.*/', array(
          'callback' => 'file_unmanaged_delete',
        ));
        @unlink($js_path);

        // Set new path.
        $conf['advagg_custom_files_dir'] = $files_dir;
        advagg_get_root_files_dir(TRUE);
        menu_rebuild();
      }
      else {
        form_set_error('advagg_custom_files_dir', t('%dir is not a directory or is not writable by the web server.', array(
          '%dir' => $files_dir,
        )));
      }
    }
  }

  // If the IP field is not blank, check that its a valid address.
  if (!empty($form_state['values']['advagg_server_addr']) && $form_state['values']['advagg_server_addr'] != -1 && ip2long($form_state['values']['advagg_server_addr']) === FALSE) {
    form_set_error('advagg_server_addr', t('Must be a valid IP address.'));
  }

  // Remove non variable form info.
  unset($form_state['values']['advagg_flush']);
  unset($form_state['values']['advagg_rebuild']);
  unset($form_state['values']['advagg_forced_build']);
  unset($form_state['values']['advagg_recreate_htaccess']);
  unset($form_state['values']['advagg_reset']);
}