Club Drupal

<?php

/**

 * @file

 * Handler for entityreference_plugin_style.

 */

class entityreference_plugin_style extends views_plugin_style {

  function option_definition() {

    $options = parent::option_definition();

    $options['search_fields'] = array('default' => NULL);

    return $options;

  }

  // Create the options form.

  function options_form(&$form, &$form_state) {

    parent::options_form($form, $form_state);

    $options = array();

    if (isset($form['grouping'])) {

      $options = $form['grouping'][0]['field']['#options'];

      unset($options['']);

      $form['search_fields'] = array(

        '#type' => 'checkboxes',

        '#title' => t('Search fields'),

        '#options' => $options,

        '#required' => TRUE,

        '#default_value' => isset($this->options['search_fields']) ? $this->options['search_fields'] : array(),

        '#description' => t('Select the field(s) that will be searched when using the autocomplete widget.'),

        '#weight' => -3,

      );

    }

  }

  function render() {

    $options = $this->display->handler->get_option('entityreference_options');

    // Play nice with Views UI 'preview' : if the view is not executed through

    // EntityReference_SelectionHandler_Views::getReferencableEntities(), just

    // display the HTML.

    if (empty($options)) {

      return parent::render();

    }

    // Group the rows according to the grouping field, if specified.

    $sets = $this->render_grouping($this->view->result, $this->options['grouping']);

    // Grab the alias of the 'id' field added by entityreference_plugin_display.

    $id_field_alias = $this->display->handler->id_field_alias;

    // @todo We don't display grouping info for now. Could be useful for select

    // widget, though.

    $results = array();

    foreach ($sets as $records) {

      foreach ($records as $index => $values) {

        $this->view->row_index = $index;

        // Sanitize html, remove line breaks and extra whitespace.

        $results[$values->{$id_field_alias}] = filter_xss_admin(preg_replace('/\s\s+/', ' ', str_replace("\n", '', $this->row_plugin->render($values))));

      }

    }

    unset($this->view->row_index);

    return $results;

  }

}