function dynamic_banner_admin_form_validate in Dynamic Banner 7.2

Same name and namespace in other branches

1. 6 includes/callbacks.inc \dynamic_banner_admin_form_validate()
2. 7 includes/callbacks.inc \dynamic_banner_admin_form_validate()
3. 8.x dynamic_banner.module \dynamic_banner_admin_form_validate()

Verify that the Banner being submitted by the user is valid.

File

./dynamic_banner.module, line 744

Distributed under GNU GPL version 3

Code

function dynamic_banner_admin_form_validate($form, &$form_state) {

  // For a banner to exist it needs a path and an image (either just uploaded or set manually).
  if (isset($form_state['values']['path']) && (isset($form_state['values']['image']) || isset($form_state['values']['imgurl']))) {
    $path = $form_state['values']['path'];
    if ($path != 'DEFAULT') {

      // Unique path check.
      if (db_query('SELECT COUNT(path) FROM {dynamic_banner} WHERE path = :path', array(
        ':path' => $path,
      ))
        ->fetchField() > 1) {
        form_set_error('path', t('The path %path is already in use.', array(
          '%path' => $path,
        )));
      }

      // Path is not clean at this point because of wildcard and random must chop those characters off.
      // Find the * or wildcard.
      $wild_position = strrpos($path, '*');
      if ($wild_position !== FALSE) {
        $path = drupal_substr($path, 0, $wild_position);
      }

      // Find the ! or random
      $rand_position = strrpos($path, '!');
      if ($rand_position !== FALSE) {
        $path = drupal_substr($path, 0, $rand_position);
      }
      if (drupal_valid_path($path)) {

        // We are making a new banner previous checks should be enough to deal with validation
        $dbid = arg(4);
        if ($dbid != 0) {
          return;
        }
      }
      else {
        form_set_error('path', t('The path %path is not known by drupal.', array(
          '%path' => $path,
        )));
        return;
      }
    }
  }
  else {
    form_set_error('path', t('There was a problem with the required fields please check the form and try again.'));
    return;
  }
}