materio-base-d7/modules/poll.views.inc

<?php

/**
 * @file
 * Provide views data and handlers for poll.module.
 *
 * @ingroup views_module_handlers
 */

/**
 * Implements hook_views_data().
 */
function poll_views_data() {
  // Basic table information.
  $data['poll']['table']['group']  = t('Poll');

  // Join to 'node' as a base table.
  $data['poll']['table']['join'] = array(
    'node' => array(
      'left_field' => 'nid',
      'field' => 'nid',
    ),
  );

  // ----------------------------------------------------------------
  // Fields

  // poll active status
  $data['poll']['active'] = array(
    'title' => t('Active'),
    'help' => t('Whether the poll is open for voting.'),
    'field' => array(
      'handler' => 'views_handler_field_boolean',
      'click sortable' => TRUE,
    ),
    'filter' => array(
      'handler' => 'views_handler_filter_boolean_operator',
      'label' => t('Active'),
      'type' => 'yes-no',
    ),
    'sort' => array(
      'handler' => 'views_handler_sort',
    ),
  );

  return $data;
}