/**
* Sync external calendars
*/
protected function synchroniseExternalCalendars()
{
global $ilUser;
if (!ilCalendarSettings::_getInstance()->isWebCalSyncEnabled()) {
return false;
}
// @todo make this thread safe
$limit = new ilDateTime(time(), IL_CAL_UNIX);
$limit->increment(IL_CAL_HOUR, -1 * ilCalendarSettings::_getInstance()->getWebCalSyncHours());
$cats = ilCalendarCategories::_getInstance($ilUser->getId());
foreach ($cats->getCategoriesInfo() as $cat_id => $info) {
if ($info['remote']) {
// Check for execution
$category = new ilCalendarCategory($cat_id);
if (ilDateTime::_before($category->getRemoteSyncLastExecution(), $limit)) {
// update in any case to avoid multiple updates of invalid calendar sources.
$category->setRemoteSyncLastExecution(new ilDateTime(time(), IL_CAL_UNIX));
$category->update();
include_once './Services/Calendar/classes/class.ilCalendarRemoteReader.php';
$remote = new ilCalendarRemoteReader($category->getRemoteUrl());
$remote->setUser($category->getRemoteUser());
$remote->setPass($category->getRemotePass());
$remote->read();
$remote->import($category);
break;
}
}
}
}
