Club Drupal

<?php

/**

 * @file

 * Base sort handler for a ldap attributes.

 */

/**

 *

 */

class ldap_views_handler_sort_attribute extends ldap_views_handler_sort {

  /**

   *

   */

  public function option_definition() {

    $options = parent::option_definition();

    $options['attribute_name'] = ['default' => ''];

    return $options;

  }

  /**

   *

   */

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

    $ldap_data = new LdapQuery(ldap_views_get_qid($this->view));

    if (empty($ldap_data)) {

      $form['attribute_name'] = [

        '#markup' => 'You must select a valid LDAP search (Advanced::Query settings)',

      ];

      return;

    }

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

    $options = [];

    foreach ($ldap_data->attributes as $attribute) {

      $options[$attribute] = $attribute;

    }

    $form['attribute_name'] = [

      '#type' => 'select',

      '#title' => t('Attribute name'),

      '#description' => t('The attribute name from LDAP response'),

      '#options' => $options,

      '#default_value' => $this->options['attribute_name'],

      '#required' => TRUE,

    ];

  }

  /**

   * Called to add the sort to a query.

   */

  public function query() {

    $this->query->add_orderby($this->table, $this->options['attribute_name'], $this->options['order']);

  }

}