public function bat_unit_handler_field_megarow_links::render in Booking and Availability Management Tools for Drupal 7

Renders the field.

Parameters

type $values:

Return value

string

Overrides views_handler_field_megarow_links::render

File

modules/bat_unit/views/bat_unit_handler_field_megarow_links.inc, line 15

Class

bat_unit_handler_field_megarow_links

Code

public function render($values) {

  // Get the entity matching this row.
  $results = array(
    $values,
  );
  $entities = $this->query
    ->get_result_entities($results);
  $entity = reset($entities[1]);
  $table_data = views_fetch_data($this->table);
  $entity_type = $table_data['table']['entity type'];
  list($entity_id) = entity_extract_ids($entity_type, $entity);

  // Create an array of links.
  $provided_links = explode("\n", $this->options['megarow']['links']);
  $provided_links = array_map('trim', $provided_links);
  $provided_links = array_filter($provided_links, 'strlen');
  $links = array();
  $tokens = $this
    ->get_render_tokens(array());
  foreach ($provided_links as $link) {
    $link_parts = explode('|', $link);
    $path = $this
      ->render_altered(array(
      'text' => $this
        ->replaceTokens($link_parts[1], $entity),
    ), $tokens);
    if (drupal_valid_path($path)) {

      // Replace tokens if necessary in the url.
      $url = 'display_megarow/' . $entity_id . '/' . $path;

      // Do the same for the label.
      $label = $this
        ->replaceTokens($link_parts[0], $entity);
      $label = $this
        ->render_altered(array(
        'text' => $label,
      ), $tokens);
      $label = decode_entities($label);

      // Add the link for rendering.
      $links[] = $this
        ->getLink($label, $url, array(
        'class' => array(
          'views-megarow-open',
        ),
      ));
    }
  }
  $nb_links = count($links);
  if ($nb_links == 0) {
    $element = array();

    // Hide this field.
    $this->options['exclude'] = TRUE;
  }
  elseif ($nb_links > 1) {
    $element = array(
      '#prefix' => $this
        ->getElementPrefix($values),
      '#markup' => theme('links__ctools_dropbutton', array(
        'links' => $links,
        'attributes' => array(
          'class' => array(
            'links',
            'inline',
          ),
        ),
      )),
      '#suffix' => $this
        ->getElementSuffix($values),
    );
  }
  else {
    $element = array(
      '#type' => 'link',
      '#title' => $links[0]['title'],
      '#href' => $links[0]['href'],
      '#options' => array(
        'attributes' => $links[0]['attributes'],
      ),
    );
  }
  return $element;
}