engelsystem/includes/model/Shifts_model.php

658 lines
19 KiB
PHP

<?php
use Engelsystem\Database\DB;
use Engelsystem\Models\User\User;
use Engelsystem\ShiftsFilter;
use Engelsystem\ShiftSignupState;
/**
* @param array $angeltype
* @return array
*/
function Shifts_by_angeltype($angeltype)
{
return DB::select('
SELECT DISTINCT `Shifts`.* FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`shift_id` = `Shifts`.`SID`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `NeededAngelTypes`.`angel_type_id` = ?
AND `NeededAngelTypes`.`count` > 0
AND s.shift_id IS NULL
UNION
SELECT DISTINCT `Shifts`.* FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`room_id` = `Shifts`.`RID`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `NeededAngelTypes`.`angel_type_id` = ?
AND `NeededAngelTypes`.`count` > 0
AND NOT s.shift_id IS NULL
', [$angeltype['id'], $angeltype['id']]);
}
/**
* Returns every shift with needed angels in the given time range.
*
* @param int $start timestamp
* @param int $end timestamp
* @return array
*/
function Shifts_free($start, $end)
{
$shifts = Db::select("
SELECT * FROM (
SELECT *
FROM `Shifts`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE (`end` > ? AND `start` < ?)
AND (SELECT SUM(`count`) FROM `NeededAngelTypes` WHERE `NeededAngelTypes`.`shift_id`=`Shifts`.`SID`)
> (SELECT COUNT(*) FROM `ShiftEntry` WHERE `ShiftEntry`.`SID`=`Shifts`.`SID` AND `freeloaded`=0)
AND s.shift_id IS NULL
UNION
SELECT *
FROM `Shifts`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE (`end` > ? AND `start` < ?)
AND (SELECT SUM(`count`) FROM `NeededAngelTypes` WHERE `NeededAngelTypes`.`room_id`=`Shifts`.`RID`)
> (SELECT COUNT(*) FROM `ShiftEntry` WHERE `ShiftEntry`.`SID`=`Shifts`.`SID` AND `freeloaded`=0)
AND NOT s.shift_id IS NULL
) AS `tmp`
ORDER BY `tmp`.`start`
", [
$start,
$end,
$start,
$end
]);
$free_shifts = [];
foreach ($shifts as $shift) {
$free_shifts[] = Shift($shift['SID']);
}
return $free_shifts;
}
/**
* @param array|int $room
* @return array[]
*/
function Shifts_by_room($room)
{
return DB::select(
'SELECT * FROM `Shifts` WHERE `RID`=? ORDER BY `start`',
[is_array($room) ? $room['RID'] : $room]
);
}
/**
* @param ShiftsFilter $shiftsFilter
* @return array[]
*/
function Shifts_by_ShiftsFilter(ShiftsFilter $shiftsFilter)
{
$sql = 'SELECT * FROM (
SELECT DISTINCT `Shifts`.*, `ShiftTypes`.`name`, `Room`.`Name` AS `room_name`
FROM `Shifts`
JOIN `Room` USING (`RID`)
JOIN `ShiftTypes` ON `ShiftTypes`.`id` = `Shifts`.`shifttype_id`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`shift_id` = `Shifts`.`SID`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `Shifts`.`RID` IN (' . implode(',', $shiftsFilter->getRooms()) . ')
AND `start` BETWEEN ? AND ?
AND `NeededAngelTypes`.`angel_type_id` IN (' . implode(',', $shiftsFilter->getTypes()) . ')
AND `NeededAngelTypes`.`count` > 0
AND s.shift_id IS NULL
UNION
SELECT DISTINCT `Shifts`.*, `ShiftTypes`.`name`, `Room`.`Name` AS `room_name`
FROM `Shifts`
JOIN `Room` USING (`RID`)
JOIN `ShiftTypes` ON `ShiftTypes`.`id` = `Shifts`.`shifttype_id`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`room_id`=`Shifts`.`RID`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `Shifts`.`RID` IN (' . implode(',', $shiftsFilter->getRooms()) . ')
AND `start` BETWEEN ? AND ?
AND `NeededAngelTypes`.`angel_type_id` IN (' . implode(',', $shiftsFilter->getTypes()) . ')
AND `NeededAngelTypes`.`count` > 0
AND NOT s.shift_id IS NULL) AS tmp_shifts
ORDER BY `room_name`, `start`';
return DB::select(
$sql,
[
$shiftsFilter->getStartTime(),
$shiftsFilter->getEndTime(),
$shiftsFilter->getStartTime(),
$shiftsFilter->getEndTime(),
]
);
}
/**
* @param ShiftsFilter $shiftsFilter
* @return array[]
*/
function NeededAngeltypes_by_ShiftsFilter(ShiftsFilter $shiftsFilter)
{
$sql = '
SELECT
`NeededAngelTypes`.*,
`Shifts`.`SID`,
`AngelTypes`.`id`,
`AngelTypes`.`name`,
`AngelTypes`.`restricted`,
`AngelTypes`.`no_self_signup`
FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`shift_id`=`Shifts`.`SID`
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `Shifts`.`RID` IN (' . implode(',', $shiftsFilter->getRooms()) . ')
AND `start` BETWEEN ? AND ?
AND s.shift_id IS NULL
UNION
SELECT
`NeededAngelTypes`.*,
`Shifts`.`SID`,
`AngelTypes`.`id`,
`AngelTypes`.`name`,
`AngelTypes`.`restricted`,
`AngelTypes`.`no_self_signup`
FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`room_id`=`Shifts`.`RID`
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `Shifts`.`RID` IN (' . implode(',', $shiftsFilter->getRooms()) . ')
AND `start` BETWEEN ? AND ?
AND NOT s.shift_id IS NULL';
return DB::select(
$sql,
[
$shiftsFilter->getStartTime(),
$shiftsFilter->getEndTime(),
$shiftsFilter->getStartTime(),
$shiftsFilter->getEndTime(),
]
);
}
/**
* @param array $shift
* @param array $angeltype
* @return array|null
*/
function NeededAngeltype_by_Shift_and_Angeltype($shift, $angeltype)
{
return DB::selectOne('
SELECT
`NeededAngelTypes`.*,
`Shifts`.`SID`,
`AngelTypes`.`id`,
`AngelTypes`.`name`,
`AngelTypes`.`restricted`,
`AngelTypes`.`no_self_signup`
FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`shift_id`=`Shifts`.`SID`
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `Shifts`.`SID`=?
AND `AngelTypes`.`id`=?
AND s.shift_id IS NULL
UNION
SELECT
`NeededAngelTypes`.*,
`Shifts`.`SID`,
`AngelTypes`.`id`,
`AngelTypes`.`name`,
`AngelTypes`.`restricted`,
`AngelTypes`.`no_self_signup`
FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`room_id`=`Shifts`.`RID`
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
LEFT JOIN schedule_shift AS s on Shifts.SID = s.shift_id
WHERE `Shifts`.`SID`=?
AND `AngelTypes`.`id`=?
AND NOT s.shift_id IS NULL
',
[
$shift['SID'],
$angeltype['id'],
$shift['SID'],
$angeltype['id']
]
);
}
/**
* @param ShiftsFilter $shiftsFilter
* @return array[]
*/
function ShiftEntries_by_ShiftsFilter(ShiftsFilter $shiftsFilter)
{
$sql = sprintf('
SELECT
users.*,
`ShiftEntry`.`UID`,
`ShiftEntry`.`TID`,
`ShiftEntry`.`SID`,
`ShiftEntry`.`Comment`,
`ShiftEntry`.`freeloaded`
FROM `Shifts`
JOIN `ShiftEntry` ON `ShiftEntry`.`SID`=`Shifts`.`SID`
JOIN `users` ON `ShiftEntry`.`UID`=`users`.`id`
WHERE `Shifts`.`RID` IN (%s)
AND `start` BETWEEN ? AND ?
ORDER BY `Shifts`.`start`
',
implode(',', $shiftsFilter->getRooms())
);
return DB::select(
$sql,
[
$shiftsFilter->getStartTime(),
$shiftsFilter->getEndTime(),
]
);
}
/**
* Check if a shift collides with other shifts (in time).
*
* @param array $shift
* @param array $shifts
* @return bool
*/
function Shift_collides($shift, $shifts)
{
foreach ($shifts as $other_shift) {
if ($shift['SID'] != $other_shift['SID']) {
if (!($shift['start'] >= $other_shift['end'] || $shift['end'] <= $other_shift['start'])) {
return true;
}
}
}
return false;
}
/**
* Returns the number of needed angels/free shift entries for an angeltype.
*
* @param array $needed_angeltype
* @param array[] $shift_entries
* @return int
*/
function Shift_free_entries($needed_angeltype, $shift_entries)
{
$taken = 0;
foreach ($shift_entries as $shift_entry) {
if ($shift_entry['freeloaded'] == 0) {
$taken++;
}
}
$neededAngels = !empty($needed_angeltype) ? $needed_angeltype['count'] : 0;
return max(0, $neededAngels - $taken);
}
/**
* Check if shift signup is allowed from the end users point of view (no admin like privileges)
*
* @param User $user
* @param array $shift The shift
* @param array $angeltype The angeltype to which the user wants to sign up
* @param array|null $user_angeltype
* @param array|null $user_shifts List of the users shifts
* @param array $needed_angeltype
* @param array[] $shift_entries
* @return ShiftSignupState
*/
function Shift_signup_allowed_angel(
$user,
$shift,
$angeltype,
$user_angeltype,
$user_shifts,
$needed_angeltype,
$shift_entries
) {
$free_entries = Shift_free_entries($needed_angeltype, $shift_entries);
if (config('signup_requires_arrival') && !$user->state->arrived) {
return new ShiftSignupState(ShiftSignupState::NOT_ARRIVED, $free_entries);
}
if (config('signup_advance_hours') && $shift['start'] > time() + config('signup_advance_hours') * 3600) {
return new ShiftSignupState(ShiftSignupState::NOT_YET, $free_entries);
}
if (empty($user_shifts)) {
$user_shifts = Shifts_by_user($user->id);
}
$signed_up = false;
foreach ($user_shifts as $user_shift) {
if ($user_shift['SID'] == $shift['SID']) {
$signed_up = true;
break;
}
}
if ($signed_up) {
// you cannot join if you already signed up for this shift
return new ShiftSignupState(ShiftSignupState::SIGNED_UP, $free_entries);
}
if (time() > $shift['start']) {
// you can only join if the shift is in future
return new ShiftSignupState(ShiftSignupState::SHIFT_ENDED, $free_entries);
}
if ($free_entries == 0) {
// you cannot join if shift is full
return new ShiftSignupState(ShiftSignupState::OCCUPIED, $free_entries);
}
if (empty($user_angeltype)) {
$user_angeltype = UserAngelType_by_User_and_AngelType($user->id, $angeltype);
}
if (
empty($user_angeltype)
|| ($angeltype['no_self_signup'] == 1 && !empty($user_angeltype))
|| ($angeltype['restricted'] == 1 && !empty($user_angeltype) && !isset($user_angeltype['confirm_user_id']))
) {
// you cannot join if user is not of this angel type
// you cannot join if you are not confirmed
// you cannot join if angeltype has no self signup
return new ShiftSignupState(ShiftSignupState::ANGELTYPE, $free_entries);
}
if (Shift_collides($shift, $user_shifts)) {
// you cannot join if user alread joined a parallel or this shift
return new ShiftSignupState(ShiftSignupState::COLLIDES, $free_entries);
}
// Hooray, shift is free for you!
return new ShiftSignupState(ShiftSignupState::FREE, $free_entries);
}
/**
* Check if an angeltype supporter can sign up a user to a shift.
*
* @param array $needed_angeltype
* @param array[] $shift_entries
* @return ShiftSignupState
*/
function Shift_signup_allowed_angeltype_supporter($needed_angeltype, $shift_entries)
{
$free_entries = Shift_free_entries($needed_angeltype, $shift_entries);
if ($free_entries == 0) {
return new ShiftSignupState(ShiftSignupState::OCCUPIED, $free_entries);
}
return new ShiftSignupState(ShiftSignupState::FREE, $free_entries);
}
/**
* Check if an admin can sign up a user to a shift.
*
* @param array $needed_angeltype
* @param array[] $shift_entries
* @return ShiftSignupState
*/
function Shift_signup_allowed_admin($needed_angeltype, $shift_entries)
{
$free_entries = Shift_free_entries($needed_angeltype, $shift_entries);
if ($free_entries == 0) {
// User shift admins may join anybody in every shift
return new ShiftSignupState(ShiftSignupState::ADMIN, $free_entries);
}
return new ShiftSignupState(ShiftSignupState::FREE, $free_entries);
}
/**
* Check if an angel can signout from a shift.
*
* @param array $shift The shift
* @param array $angeltype The angeltype
* @param int $signout_user_id The user that was signed up for the shift
* @return bool
*/
function Shift_signout_allowed($shift, $angeltype, $signout_user_id)
{
$user = auth()->user();
// user shifts admin can sign out any user at any time
if (auth()->can('user_shifts_admin')) {
return true;
}
// angeltype supporter can sign out any user at any time from their supported angeltype
if (
auth()->can('shiftentry_edit_angeltype_supporter')
&& User_is_AngelType_supporter($user, $angeltype)
) {
return true;
}
if ($signout_user_id == $user->id && $shift['start'] > time() + config('last_unsubscribe') * 3600) {
return true;
}
return false;
}
/**
* Check if an angel can sign up for given shift.
*
* @param User $signup_user
* @param array $shift The shift
* @param array $angeltype The angeltype to which the user wants to sign up
* @param array|null $user_angeltype
* @param array|null $user_shifts List of the users shifts
* @param array $needed_angeltype
* @param array[] $shift_entries
* @return ShiftSignupState
*/
function Shift_signup_allowed(
$signup_user,
$shift,
$angeltype,
$user_angeltype,
$user_shifts,
$needed_angeltype,
$shift_entries
) {
if (auth()->can('user_shifts_admin')) {
return Shift_signup_allowed_admin($needed_angeltype, $shift_entries);
}
if (
auth()->can('shiftentry_edit_angeltype_supporter')
&& User_is_AngelType_supporter(auth()->user(), $angeltype)
) {
return Shift_signup_allowed_angeltype_supporter($needed_angeltype, $shift_entries);
}
return Shift_signup_allowed_angel(
$signup_user,
$shift,
$angeltype,
$user_angeltype,
$user_shifts,
$needed_angeltype,
$shift_entries
);
}
/**
* Delete a shift.
*
* @param int $shift_id
*/
function Shift_delete($shift_id)
{
mail_shift_delete(Shift($shift_id));
DB::delete('DELETE FROM `Shifts` WHERE `SID`=?', [$shift_id]);
}
/**
* Update a shift.
*
* @param array $shift
* @return int Updated row count
*/
function Shift_update($shift)
{
$user = auth()->user();
$shift['name'] = ShiftType($shift['shifttype_id'])['name'];
mail_shift_change(Shift($shift['SID']), $shift);
return DB::update('
UPDATE `Shifts` SET
`shifttype_id` = ?,
`start` = ?,
`end` = ?,
`RID` = ?,
`title` = ?,
`URL` = ?,
`edited_by_user_id` = ?,
`edited_at_timestamp` = ?
WHERE `SID` = ?
',
[
$shift['shifttype_id'],
$shift['start'],
$shift['end'],
$shift['RID'],
$shift['title'],
$shift['URL'],
$user->id,
time(),
$shift['SID']
]
);
}
/**
* Create a new shift.
*
* @param array $shift
* @return int ID of the new created shift
*/
function Shift_create($shift)
{
DB::insert('
INSERT INTO `Shifts` (
`shifttype_id`,
`start`,
`end`,
`RID`,
`title`,
`URL`,
`created_by_user_id`,
`edited_at_timestamp`,
`created_at_timestamp`
)
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
',
[
$shift['shifttype_id'],
$shift['start'],
$shift['end'],
$shift['RID'],
$shift['title'],
$shift['URL'],
auth()->user()->id,
time(),
time(),
]
);
return DB::getPdo()->lastInsertId();
}
/**
* Return users shifts.
*
* @param int $userId
* @param bool $include_freeload_comments
* @return array[]
*/
function Shifts_by_user($userId, $include_freeload_comments = false)
{
return DB::select('
SELECT
`ShiftTypes`.`id` AS `shifttype_id`,
`ShiftTypes`.`name`,
`ShiftEntry`.`id`,
`ShiftEntry`.`SID`,
`ShiftEntry`.`TID`,
`ShiftEntry`.`UID`,
`ShiftEntry`.`freeloaded`,
`ShiftEntry`.`Comment`,
' . ($include_freeload_comments ? '`ShiftEntry`.`freeload_comment`, ' : '') . '
`Shifts`.*,
@@session.time_zone AS timezone,
`Room`.*
FROM `ShiftEntry`
JOIN `Shifts` ON (`ShiftEntry`.`SID` = `Shifts`.`SID`)
JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
JOIN `Room` ON (`Shifts`.`RID` = `Room`.`RID`)
WHERE `UID` = ?
ORDER BY `start`
',
[
$userId
]
);
}
/**
* Returns Shift by id.
*
* @param int $shift_id Shift ID
* @return array|null
*/
function Shift($shift_id)
{
$result = DB::selectOne('
SELECT `Shifts`.*, `ShiftTypes`.`name`
FROM `Shifts`
JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
WHERE `SID`=?', [$shift_id]);
if (empty($result)) {
return null;
}
$shiftsEntry_source = DB::select('
SELECT `id`, `TID` , `UID` , `freeloaded`
FROM `ShiftEntry`
WHERE `SID`=?', [$shift_id]);
$result['ShiftEntry'] = $shiftsEntry_source;
$result['NeedAngels'] = [];
$angelTypes = NeededAngelTypes_by_shift($shift_id);
foreach ($angelTypes as $type) {
$result['NeedAngels'][] = [
'TID' => $type['angel_type_id'],
'count' => $type['count'],
'restricted' => $type['restricted'],
'taken' => $type['taken']
];
}
return $result;
}