function openlayers_cck_validate in Openlayers 6

Same name and namespace in other branches

1. 6.2 modules/openlayers_cck/openlayers_cck.module \openlayers_cck_validate()

FAPI validate function for custom element

1 string reference to 'openlayers_cck_validate'

openlayers_cck_wkt_element_process in modules/openlayers_cck/openlayers_cck.module

Process an individual element.

File

modules/openlayers_cck/openlayers_cck.module, line 438

This file holds the main Drupal hook functions and private functions for the openlayers_cck module.

Code

function openlayers_cck_validate($element, &$form_state) {

  // Transpose selections from field => delta to delta => field,
  // turning multiple selected options into multiple parent elements.
  // Immediate parent is the delta, need to get back to parent's parent
  // to create multiple elements.
  // Get field array
  $field = $form_state['#field_info'][$element['#field_name']];

  // Convert data to array of values
  $items = _openlayers_cck_convert_form_data($element, $field);

  // Set value in form
  form_set_value($element, $items, $form_state);

  // Check we don't exceed the allowed number of values.
  if ($field['multiple'] >= 2) {
    if (count($items) > $field['multiple']) {
      $field_key = $element['#columns'][0];
      form_error($element[$field_key], t('%name: this field cannot hold more than @count values.', array(
        '%name' => $field['widget']['label'],
        '@count' => $field['multiple'],
      )));
    }
  }
}