function me_admin_settings_form_validate in me aliases 7

Same name and namespace in other branches

1. 8 me.module \me_admin_settings_form_validate()
2. 6.2 me.module \me_admin_settings_form_validate()
3. 6 me.module \me_admin_settings_form_validate()

Validation callback for me_admin_settings_form.

1 string reference to 'me_admin_settings_form_validate'

me_admin_settings_form in ./me.module

Form callback for the admin settings form.

File

./me.module, line 653

Provides 'me' aliases to allow users to enter 'me' in common paths instead of their user id.

Code

function me_admin_settings_form_validate($form, &$form_state) {

  // If the token module is installed, we need to also allow a list of tokens
  // that are allowed to match against. We include all global tokens here, even though
  // some of them don't really make sense, but that is up to the end user.
  $token_list = array();

  //$token_list = array_map(create_function('$n', 'return "[$n]";'), array_keys(array_pop(token_info())));
  $tk_types = token_get_global_token_types();
  $options = array(
    'flat' => TRUE,
    'restricted' => FALSE,
    'depth' => 4,
  );
  foreach ($tk_types as $type) {
    $tree = token_build_tree($type, $options);
    $token_list = array_merge($token_list, array_keys($tree));
  }
  if (preg_match('/[^a-zA-Z\\:]/', $form_state['values']['me_alias']) && !in_array($form_state['values']['me_alias'], $token_list)) {
    if (!empty($token_list)) {
      $message = t('The alias can only contain characters from a-z and A-Z, or one of the tokens specified in the "Replacement patterns for me alias" section.');
    }
    else {
      $message = t('The alias can only contain characters from a-z and A-Z.');
    }
    form_set_error('me_alias', $message);
  }
}