function theme_calendar_ical_feed in Calendar 5.2

Same name and namespace in other branches

1. 5 calendar_ical.module \theme_calendar_ical_feed()

plugin that actually displays an ical feed

File

./calendar_ical.module, line 311

Adds ical functionality to Calendar.

Code

function theme_calendar_ical_feed($view, $items, $type) {
  if ($type == 'block') {
    return;
  }
  drupal_set_header('Content-Type: text/calendar; charset=utf-8');
  drupal_set_header('Content-Disposition: attachment; filename="calendar.ics"; ');
  $display_formats = variable_get('calendar_display_format_' . $view->name, array(
    'year' => 'calendar',
    'month' => 'calendar',
    'week' => 'calendar',
    'day' => 'calendar',
    'block' => 'calendar',
  ));
  $events = array();
  include_once './' . drupal_get_path('module', 'date_api') . '/date_api_ical.inc';
  include_once './' . drupal_get_path('module', 'calendar') . '/calendar.inc';
  $items = calendar_build_nodes($view, $items, $display_formats[$view->calendar_type]);
  foreach ($items as $time) {
    foreach ($time as $node) {
      $event = array();

      // Allow modules to affect item fields
      node_invoke_nodeapi($node, 'ical item');
      if (!$node->remote) {
        $real_node = node_load($node->nid);
        $node->teaser = $real_node->teaser;
      }
      $event['start'] = $node->calendar_start_date;
      $event['end'] = $node->calendar_end_date;
      $event['location'] = $node->calendar_location;
      $event['summary'] = $node->title;
      $event['description'] = $node->teaser;
      $event['url'] = $node->url ? $node->url : calendar_get_node_link($node);
      $event['uid'] = !empty($node->date_id) ? $node->date_id : $event['url'];
      $events[] = $event;
    }
  }
  $headertitle = filter_xss_admin(views_get_title($view, 'page'));
  $title = variable_get('site_name', 'Drupal');
  $description = $headertitle . ($title ? ' | ' . $title : '');
  print date_ical_export($events, $description);
  module_invoke_all('exit');
  exit;
}