function nodequeue_reference_autocomplete in Nodequeue reference 7

Menu callback for the autocomplete results.

3 string references to 'nodequeue_reference_autocomplete'

nodequeue_reference_field_widget_form in ./nodequeue_reference.module

Implements hook_field_widget_form().

nodequeue_reference_field_widget_settings_form in ./nodequeue_reference.module

Implements hook_field_widget_settings_form().

nodequeue_reference_menu in ./nodequeue_reference.module

Implements hook_menu().

File

./nodequeue_reference.module, line 342

Form field type for node queues.

Code

function nodequeue_reference_autocomplete($entity_type, $bundle, $field_name, $string = '') {
  $field = field_info_field($field_name);
  $instance = field_info_instance($entity_type, $field_name, $bundle);
  $options = array(
    'string' => $string,
    'match' => $instance['widget']['settings']['autocomplete_match'],
    'limit' => 10,
    'ids' => array(),
  );
  $results =& drupal_static(__FUNCTION__, array());

  // Create unique id for static cache.
  $cid = $field['field_name'] . ':' . $options['match'] . ':' . ($options['string'] !== '' ? $options['string'] : implode('-', $options['ids'])) . ':' . $options['limit'];
  if (!isset($results[$cid])) {
    $references = FALSE;
    $query = db_select('nodequeue_queue', 'q');
    $queue_qid_alias = $query
      ->addField('q', 'qid');
    $queue_title_alias = $query
      ->addField('q', 'title');
    if ($options['string'] !== '') {
      switch ($options['match']) {
        case 'contains':
          $query
            ->condition('title', '%' . $options['string'] . '%', 'LIKE');
          break;
        case 'starts_with':
          $query
            ->condition('q.title', $options['string'] . '%', 'LIKE');
          break;
        case 'equals':
        default:

          // no match type or incorrect match type: use "="
          $query
            ->condition('q.title', $options['string']);
          break;
      }
    }
    if ($options['ids']) {
      $query
        ->condition('q.qid', $options['ids'], 'IN');
    }
    if ($options['limit']) {
      $query
        ->range(0, $options['limit']);
    }
    $query
      ->orderBy($queue_title_alias);
    $result = $query
      ->execute()
      ->fetchAll();
    $references = array();
    foreach ($result as $queue) {
      $references[$queue->qid] = array(
        'title' => $queue->title,
        'rendered' => check_plain($queue->title),
      );
    }

    // Store the results.
    $results[$cid] = !empty($references) ? $references : array();
  }
  $references = $results[$cid];
  $matches = array();
  foreach ($references as $id => $row) {

    // Markup is fine in autocompletion results (might happen when rendered
    // through Views) but we want to remove hyperlinks.
    $suggestion = preg_replace('/<a href="([^<]*)">([^<]*)<\\/a>/', '$2', $row['rendered']);

    // Add a class wrapper for a few required CSS overrides.
    $matches[$row['title'] . " [qid: {$id}]"] = '<div class="reference-autocomplete">' . $suggestion . '</div>';
  }
  drupal_json_output($matches);
}