function agenda_admin_configure_validate in Agenda 6

Same name and namespace in other branches

1. 6.2 agenda.admin.php \agenda_admin_configure_validate()
2. 7.2 agenda.admin.php \agenda_admin_configure_validate()
3. 7 agenda.admin.php \agenda_admin_configure_validate()

Validate function for the admin configuration

File

./agenda.admin.php, line 232

Administration interface for the agenda module

Code

function agenda_admin_configure_validate($form, &$form_state) {

  // clear the cache
  drupal_set_message(t('Cache cleared for agenda block'));
  cache_clear_all('agenda_block_' . $form['agenda_bid']['#value'], 'cache');

  // calendars (has the form of a valid email address)
  $calendars = $form_state['values']['agenda_calendars'];
  $ids = preg_split('@\\r\\n?|\\n@', $calendars);
  if (empty($ids)) {
    form_set_error('agenda_calendars', t('Field can not be left blank'));
  }
  foreach ($ids as $id) {
    if (!valid_email_address($id)) {
      form_set_error('agenda_calendars', t('Invalid calendar ID'));
    }
  }

  // start (strtotime parseable)
  $string = $form_state['values']['agenda_start'];
  if (false === strtotime($string)) {
    form_set_error('agenda_start', t('Unable to parse newer-than input with strtotime'));
  }

  // end (strtotime parseable)
  $string = $form_state['values']['agenda_end'];
  if (false === strtotime($string)) {
    form_set_error('agenda_end', t('Unable to parse older-than input with strtotime'));
  }

  // datelimit (positive integer)
  $datelimit = $form_state['values']['agenda_datelimit'];
  if (!is_numeric($datelimit)) {
    form_set_error('agenda_datelimit', t('You must specify a number.'));
  }
  elseif ($datelimit <= 0) {
    form_set_error('agenda_datelimit', t('The number must be positive.'));
  }

  // cachetime (positive integer)
  $cachetime = $form_state['values']['agenda_cachetime'];
  if (!is_numeric($cachetime)) {
    form_set_error('agenda_cachetime', t('You must specify the number of seconds to cache calendar data.'));
  }
  elseif ($cachetime <= 0) {
    form_set_error('agenda_cachetime', t('The cache time must be positive.'));
  }
}