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<?php
/**
* CalendarCourseDate is a specialisation of CourseDate for
* course dates that are displayed in the personal calendar.
*/
class CalendarCourseDate extends CourseDate
{
public static function getEvents(DateTime $begin, DateTime $end, string $range_id): array
{
$events = [];
parent::findEachBySQL(
function ($e) use (&$events, $range_id) {
if (self::checkRelated($e, $range_id)) {
$events[] = $e;
}
},
"JOIN `seminar_user`
ON `seminar_user`.`seminar_id` = `termine`.`range_id`
WHERE `seminar_user`.`user_id` = :user_id
AND `seminar_user`.`bind_calendar` = '1'
AND `termine`.`date` BETWEEN :begin AND :end
AND (
IFNULL(`termine`.`metadate_id`, '') = ''
OR `termine`.`metadate_id` NOT IN (
SELECT `metadate_id`
FROM `schedule_courses`
WHERE `user_id` = :user_id
AND `visible` = 0
)
)
ORDER BY date",
[
'begin' => $begin->getTimestamp(),
'end' => $end->getTimestamp(),
'user_id' => $range_id
]
);
return $events;
}
/**
* Checks if given user is the responsible lecturer or is member of a
* related group.
*
* @global object $perm The global perm object.
* @param CalendarCourseDate $event The course event to check against.
* @param string $user_id The id of the user.
* @return boolean
*/
protected static function checkRelated(CalendarCourseDate $event, string $user_id): bool
{
$check_related = false;
$permission = $GLOBALS['perm']->get_studip_perm($event->range_id, $user_id);
switch ($permission) {
case 'dozent' :
$related_persons = $event->dozenten->pluck('user_id');
if (count($related_persons) > 0) {
$check_related = in_array($user_id, $related_persons);
} else {
$check_related = true;
}
break;
case 'tutor' :
$check_related = true;
break;
default :
$group_ids = $event->statusgruppen->pluck('statusgruppe_id');
if (count($group_ids) > 0) {
$member = StatusgruppeUser::findBySQL(
'statusgruppe_id IN(?) AND user_id = ?',
[$group_ids, $user_id]);
$check_related = count($member) > 0;
} else {
$check_related = true;
}
}
return $check_related;
}
}
|
