class views_handler_field_relation_link in Relation 8

Field handler to present a link to the relation.

Hierarchy

• class \views_handler_field_relation_link extends \views_handler_field_entity

1 string reference to 'views_handler_field_relation_link'

relation_views_data in ./relation.views.inc

Implements hook_views_data().

File

views/views_handler_field_relation_link.inc, line 13

Definition of views_handler_field_relation_link.

class views_handler_field_relation_link extends views_handler_field_entity {

  /**
   *
   */
  function option_definition() {
    $options = parent::option_definition();
    $options['text'] = array(
      'default' => '',
      'translatable' => TRUE,
    );
    return $options;
  }

  /**
   *
   */
  function options_form(&$form, &$form_state) {
    $form['text'] = array(
      '#type' => 'textfield',
      '#title' => t('Text to display'),
      '#default_value' => $this->options['text'],
    );
    parent::options_form($form, $form_state);

    // The path is set by render_link function so don't allow to set it.
    $form['alter']['path'] = array(
      '#access' => FALSE,
    );
    $form['alter']['external'] = array(
      '#access' => FALSE,
    );
  }

  /**
   *
   */
  function render($values) {
    if ($entity = $this
      ->get_value($values)) {
      return $this
        ->render_link($entity, $values);
    }
  }

  /**
   *
   */
  function render_link($relation, $values) {
    if (!$relation
      ->access('view')) {
      $this->options['alter']['make_link'] = TRUE;
      $relation_id = $relation
        ->id();
      $this->options['alter']['path'] = "relation/{$relation_id}";
      $text = !empty($this->options['text']) ? $this->options['text'] : t('View');
      return $text;
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
views_handler_field_relation_link::options_form		function
views_handler_field_relation_link::option_definition		function
views_handler_field_relation_link::render		function
views_handler_field_relation_link::render_link		function		2