function _aet_insert_field_pre_render in Advanced Entity Tokens 7

The internal function of aet_insert_field_pre_render().

1 call to _aet_insert_field_pre_render()

aet_insert_field_pre_render in aet_insert/aet_insert.module

The pre-render callback for the AET Insert field.

File

aet_insert/aet_insert.fields.inc, line 11

This file contains all the functions required for the creation of the AET Insert field.

Code

function _aet_insert_field_pre_render($element) {

  // Adds another item to the data array which adds the next step in the
  // filtering process.
  $element['#data'][] = null;

  // Add filters according to the received data.
  foreach ($element['#data'] as $key => $data) {
    $filter = aet_insert_get_filter($element, $key);

    // Only add the filter if it has more than one option (NULL).
    if (count($filter['#options']) > 1) {
      $element['#children'][] = $filter;
    }
  }

  // After adding all the filters check if the data had more than two entries
  // and if so than also add the insert button.
  if (count($element['#data']) > 2) {
    $element['#children'][] = array(
      '#type' => 'button',
      '#value' => 'insert',
      '#id' => $element['#id'] . '-insert-button',
      '#attributes' => array(
        'class' => array(
          'aet-insert-button',
        ),
      ),
    );
  }
  $element['#attributes']['class'] = isset($element['#attributes']['class']) ? $element['#attributes']['class'] : array();
  $element['#attributes']['class'][] = 'aet_insert_field';
  $element['#attributes']['class'][] = 'clearfix';

  // Moves all the entity information to local variables for readability.
  $entity_type = $element['#entity_type'];
  $entity_id_key = $element['#entity_key'];
  $entity_id = $element["#{$entity_id_key}"];
  $bundle = $element['#bundle'];
  $entity_uuid = AET_INSERT_UUID ? $element['#entity_uuid'] : FALSE;

  // The below attributes will be passed to the HTML and will be used again when
  // requesting the filter with different options.
  $element['#attributes']['data-target'] = $element['#target'];
  $element['#attributes']['data-entity-type'] = $entity_type;
  $element['#attributes']['data-entity-key'] = $entity_id_key;
  $element['#attributes']['data-entity-id'] = $entity_id;
  $element['#attributes']['data-bundle'] = $bundle;
  if ($entity_uuid) {
    $element['#attributes']['data-entity-uuid'] = $entity_uuid;
  }
  return $element;
}