bbb-8.x-1.x-dev/modules/bbb_views/includes/views_handler_field_bbb_join_attendee.inc

<?php
/**
 * @file
 * BigBlueButton - Enables universities and colleges to deliver a high-quality
 * learning experience.
 *
 * @author
 * Stefan Auditor <stefan.auditor@erdfisch.de>
 */

/**
 * Field handler to present a link to join a meeting as attendee.
 */
class views_handler_field_bbb_join_attendee extends views_handler_field {
  function construct() {
    parent::construct();
    $this->additional_fields['nid'] = 'nid';
  }

  function option_definition() {
    $options = parent::option_definition();

    $options['text'] = array('default' => '', 'translatable' => TRUE);

    return $options;
  }

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

  function query() {
    $this->ensure_my_table();
    $this->add_additional_fields();
  }

  function render($values) {
    $text = !empty($this->options['text']) ? $this->options['text'] : t('view');
    $nid = $values->{$this->aliases['nid']};
    return l($text, "node/$nid/join/attendee");
  }
}