nextcloud/apps/calendar/ajax/events.php

110 lines
3.5 KiB
PHP
Executable File

<?php
/**
* Copyright (c) 2011 Georg Ehrke <ownclouddev at georgswebsite dot de>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
require_once ('../../../lib/base.php');
require_once('when/When.php');
$l = OC_L10N::get('calendar');
$unnamed = $l->t('unnamed');
function create_return_event($event, $vevent){
$return_event = array();
global $unnamed;
$return_event['id'] = (int)$event['id'];
$return_event['title'] = htmlspecialchars(($event['summary']!=NULL || $event['summary'] != '')?$event['summary']: $unnamed);
$return_event['description'] = isset($vevent->DESCRIPTION)?htmlspecialchars($vevent->DESCRIPTION->value):'';
$last_modified = $vevent->__get('LAST-MODIFIED');
if ($last_modified){
$lastmodified = $last_modified->getDateTime()->format('U');
}else{
$lastmodified = 0;
}
$return_event['lastmodified'] = (int)$lastmodified;
return $return_event;
}
OC_JSON::checkLoggedIn();
OC_JSON::checkAppEnabled('calendar');
if(version_compare(PHP_VERSION, '5.3.0', '>=')){
$start = DateTime::createFromFormat('U', $_GET['start']);
$end = DateTime::createFromFormat('U', $_GET['end']);
}else{
$start = new DateTime('@' . $_GET['start']);
$end = new DateTime('@' . $_GET['end']);
}
$calendar_id = $_GET['calendar_id'];
if (is_numeric($calendar_id)) {
$calendar = OC_Calendar_App::getCalendar($calendar_id);
OC_Response::enableCaching(0);
OC_Response::setETagHeader($calendar['ctag']);
$events = OC_Calendar_Object::allInPeriod($calendar_id, $start, $end);
} else {
$events = array();
OC_Hook::emit('OC_Calendar', 'getEvents', array('calendar_id' => $calendar_id, 'events' => &$events));
}
$user_timezone = OC_Preferences::getValue(OC_USER::getUser(), 'calendar', 'timezone', date_default_timezone_get());
$return = array();
foreach($events as $event){
if (isset($event['calendardata'])) {
$object = OC_VObject::parse($event['calendardata']);
$vevent = $object->VEVENT;
} else {
$vevent = $event['vevent'];
}
$return_event = create_return_event($event, $vevent);
$dtstart = $vevent->DTSTART;
$start_dt = $dtstart->getDateTime();
$dtend = OC_Calendar_Object::getDTEndFromVEvent($vevent);
$end_dt = $dtend->getDateTime();
if ($dtstart->getDateType() == Sabre_VObject_Element_DateTime::DATE){
$return_event['allDay'] = true;
}else{
$return_event['allDay'] = false;
$start_dt->setTimezone(new DateTimeZone($user_timezone));
$end_dt->setTimezone(new DateTimeZone($user_timezone));
}
//Repeating Events
if($event['repeating'] == 1){
$duration = (double) $end_dt->format('U') - (double) $start_dt->format('U');
$r = new When();
$r->recur($start_dt)->rrule((string) $vevent->RRULE);
while($result = $r->next()){
if($result < $start){
continue;
}
if($result > $end){
break;
}
if($return_event['allDay'] == true){
$return_event['start'] = $result->format('Y-m-d');
$return_event['end'] = date('Y-m-d', $result->format('U') + --$duration);
}else{
$return_event['start'] = $result->format('Y-m-d H:i:s');
$return_event['end'] = date('Y-m-d H:i:s', $result->format('U') + $duration);
}
$return[] = $return_event;
}
}else{
if($return_event['allDay'] == true){
$return_event['start'] = $start_dt->format('Y-m-d');
$end_dt->modify('-1 sec');
$return_event['end'] = $end_dt->format('Y-m-d');
}else{
$return_event['start'] = $start_dt->format('Y-m-d H:i:s');
$return_event['end'] = $end_dt->format('Y-m-d H:i:s');
}
$return[] = $return_event;
}
}
OC_JSON::encodedPrint($return);
?>