function flickr_admin_settings_validate in Flickr 7

Same name and namespace in other branches

1. 5 flickr.module \flickr_admin_settings_validate()
2. 6 flickr.admin.inc \flickr_admin_settings_validate()

Validate user input.

File

./flickr.admin.inc, line 712

The admin settings for the Flickr module

Code

function flickr_admin_settings_validate($form, &$form_state) {

  // Validate the credentials.
  $key = trim($form_state['values']['flickr_api_key']);
  if ($key && preg_match('/^[A-Fa-f\\d]{32}$/', $key) != 1) {
    form_set_error('flickr_api_key', t('This does not appear to be a Flickr API key.'));
  }
  $sec = trim($form_state['values']['flickr_api_secret']);
  if ($sec && preg_match('/^[A-Fa-f\\d]{16}$/', $sec) != 1) {
    form_set_error('flickr_api_secret', t('This does not appear to be a Flickr API secret.'));
  }
  $uid = trim($form_state['values']['flickr_default_userid']);
  if ($uid) {
    $user = flickr_user_find_by_identifier($uid);
    if (!$user) {
      form_set_error('flickr_default_userid', t('%uid does not appear to be a valid Flickr user.', array(
        '%uid' => $uid,
      )));
    }
  }

  // Validate the number of photos.
  $limit = trim($form_state['values']['flickr_photos_per_page']);
  if (!ctype_digit($limit) || $limit < 1) {
    form_set_error('flickr_photos_per_page', t('Set an integer from 1 to 999.'));
  }

  // Validate the minimum width to suppress title caption.
  $limit = trim($form_state['values']['flickr_title_suppress_on_small']);
  if (!is_numeric($limit) || $limit < 0) {
    form_set_error('flickr_title_suppress_on_small', t('Set a width from 0 to 999 px.'));
  }

  // Validate the minimum width to suppress metadata caption.
  $limit = trim($form_state['values']['flickr_metadata_suppress_on_small']);
  if (!is_numeric($limit) || $limit < 0) {
    form_set_error('flickr_metadata_suppress_on_small', t('Set a width from 0 to 999 px.'));
  }

  // Validate the number to return on 'random' or 'views' sorted API requests.
  $limit = trim($form_state['values']['flickr_per_page']);
  if (!ctype_digit($limit) || $limit < 20 || $limit > 500) {
    form_set_error('flickr_per_page', t('Set an integer from 20 to 500.'));
  }
}