function node_limit_limit_form_validate in Node Limit 8

Same name and namespace in other branches

1. 6 node_limit.module \node_limit_limit_form_validate()
2. 7 node_limit.module \node_limit_limit_form_validate()

Validation hook for node_limit_limit_form.

Allows submodules that are applied to validate their own input.

File

old/node_limit.module, line 498

Code

function node_limit_limit_form_validate($form_id, &$form_state) {
  if (!is_numeric($form_state['values']['info']['limit'])) {
    form_set_error('info][limit', t('Node limits must be an integer'));
  }
  elseif (intval($form_state['values']['info']['limit']) != floatval($form_state['values']['info']['limit'])) {

    // Can't use is_int because is_int("2") == FALSE.
    form_set_error('info][limit', t('Node limits must be an integer'));
  }
  elseif (intval($form_state['values']['info']['limit']) < NODE_LIMIT_NO_LIMIT) {
    form_set_error('info][limit', t('Node limits cannot be less that %nolimit', array(
      '%nolimit' => NODE_LIMIT_NO_LIMIT,
    )));
  }
  if (trim($form_state['values']['info']['title']) == '') {
    form_set_error('info][title', t('Invalid Node Limit title'));
  }
  if (!empty($form_state['values']['node_limit_elements'])) {
    foreach ($form_state['values']['node_limit_elements'] as $module => $element) {
      if ($element['applies'] === 1) {

        // They checked the box!
        $result = module_invoke($module, 'node_limit_element_validate', $element['element']);
        if (is_array($result) && isset($result['error'])) {
          $path = $module . '][element';
          if (isset($result['element'])) {
            $path .= '][' . $result['element'];
          }
          form_set_error('node_limit_elements][' . $path, $result['error']);
        }
      }
    }
  }
}