function autocomplete_widgets_validate in Autocomplete Widgets for Text and Number Fields 6

Validate a textfield autocomplete element.

1 string reference to 'autocomplete_widgets_validate'

autocomplete_widgets_process in ./autocomplete_widgets.module

Process an individual textfield autocomplete element.

File

./autocomplete_widgets.module, line 165

Provides autocomplete widgets for CCK Text and Number fields.

Code

function autocomplete_widgets_validate($element, &$form_state) {
  $field_name = $element['#field_name'];
  $type_name = $element['#type_name'];
  $delta = $element['#delta'];
  $field = content_fields($field_name, $type_name);
  $field_key = $element['#columns'][0];
  $value = trim($element['#value']);
  if ($field['widget']['type'] == 'autocomplete_widgets_allowvals') {
    if ($value !== '') {
      module_load_include('inc', 'autocomplete_widgets', 'autocomplete_widgets.common');
      $options = _autocomplete_widgets_get_options($field, $value, 'equals', NULL, 1);
      if (empty($options)) {
        form_error($element, t('%name: found no valid option.', array(
          '%name' => $field['widget']['label'],
        )));
      }
      else {
        $value = key($options);
      }
    }
  }

  // Remove the wrapper layer and set the right element's value.
  // This will move the nested value at 'field-name-0-value-value'
  // back to its original location, 'field-name-0-value'.
  form_set_value($element, $value, $form_state);
}