/**
* Locates the root event
*/
public static function find_root_event()
{
if (!midcom::get('componentloader')->is_loaded('org.openpsa.calendar')) {
midcom::get('componentloader')->load_graceful('org.openpsa.calendar');
//Doublecheck
if (!midcom::get('componentloader')->is_loaded('org.openpsa.calendar')) {
return false;
}
}
$data = midcom_baseclasses_components_configuration::get('org.openpsa.calendar');
//Check if we have already initialized
if (isset($data['calendar_root_event']) && is_object($data['calendar_root_event'])) {
return $data['calendar_root_event'];
}
$root_event = false;
$root_guid = $data['config']->get('calendar_root_event');
if (mgd_is_guid($root_guid)) {
$root_event = org_openpsa_calendar_event_dba::get_cached($root_guid);
} else {
// Check for calendar event tree.
$qb = org_openpsa_calendar_event_dba::new_query_builder();
$qb->add_constraint('title', '=', '__org_openpsa_calendar');
$qb->add_constraint('up', '=', '0');
$ret = $qb->execute();
if (is_array($ret) && count($ret) > 0) {
$root_event = $ret[0];
$siteconfig = org_openpsa_core_siteconfig::get_instance();
$topic_guid = $siteconfig->get_node_guid('org.openpsa.calendar');
if ($topic_guid) {
$topic = new midcom_db_topic($topic_guid);
$topic->set_parameter('org.openpsa.calendar', 'calendar_root_event', $root_event->guid);
}
} else {
debug_add("OpenPSA Calendar root event could not be found", MIDCOM_LOG_ERROR);
//Attempt to auto-initialize
$root_event = self::create_root_event();
}
}
$data['calendar_root_event'] = $root_event;
return $root_event;
}