/**
* Generate first timetable for sessions
*
* @param boolean $considerTopics
* @param integer $iterations
*
* @validate $iterations NumberRangeValidator(minimum = 1, maximum = 20)
*/
public function createTimeTableAction($considerTopics, $iterations)
{
// Generate Config Array
// TODO: Extract to options or something else
// Room and time slots
$config['roomAndTimeData'][0]['timeSlots'] = 2;
$config['roomAndTimeData'][0]['rooms'] = 6;
$config['roomAndTimeData'][1]['timeSlots'] = 3;
$config['roomAndTimeData'][1]['rooms'] = 6;
$config['roomAndTimeData'][2]['timeSlots'] = 3;
$config['roomAndTimeData'][2]['rooms'] = 6;
$config['roomAndTimeData'][3]['timeSlots'] = 1;
$config['roomAndTimeData'][3]['rooms'] = 6;
// Begin and end of time slots
$config['timeSlots'][0]['begin'] = "09:30";
$config['timeSlots'][0]['end'] = "11:00";
$config['timeSlots'][1]['begin'] = "14:00";
$config['timeSlots'][1]['end'] = "15:30";
$config['timeSlots'][2]['begin'] = "16:30";
$config['timeSlots'][2]['end'] = "18:00";
// Dates of the event
$config['dates'][] = "01.09.2016";
$config['dates'][] = "02.09.2016";
$config['dates'][] = "03.09.2016";
$config['dates'][] = "04.09.2016";
// TODO: Alle ScheduledSessions umwandeln in AcceptedSessions
// Get all sessions
$sessions = $this->acceptedSessionRepository->getAllOrderByVoteCount()->toArray();
// Get all rooms
$rooms = $this->roomRepository->findAllLimited(6)->toArray();
// Generate timetable with service
$success = $this->createTimetableService->generateTimetable($config, $sessions, $rooms, $iterations, $considerTopics);
$incompleteSessions = array();
if (!$success) {
$incompleteSessions = $this->createTimetableService->getUnassignedSessions();
}
// Save changes on sessions
foreach ($this->createTimetableService->getAssignedSessions() as $assignedSession) {
// TODO: Umwandeln aller zugewiesenen Sessions in ScheduledSessions
/**
* @var AcceptedSession $assignedSession
*/
$assignedSession->_setProperty('type', \TYPO3\Sessions\Domain\Model\ScheduledSession::class);
$this->anySessionRepository->update($assignedSession);
}
$this->redirect('index', 'SessionModule', 'sessions', array('incompleteSessions' => $incompleteSessions, 'creationDone' => true));
}
/**
* Generate first timetable for sessions
*
* @param boolean $considerTopics
* @param integer $iterations
*
* @validate $iterations NumberRangeValidator(minimum = 1, maximum = 20)
*/
public function createTimeTableAction($considerTopics, $iterations)
{
// Generate Config Array
// TODO: Extract to options or something else
// Room and time slots
$config['roomAndTimeData'][0]['timeSlots'] = 2;
$config['roomAndTimeData'][0]['rooms'] = 6;
$config['roomAndTimeData'][1]['timeSlots'] = 3;
$config['roomAndTimeData'][1]['rooms'] = 6;
$config['roomAndTimeData'][2]['timeSlots'] = 3;
$config['roomAndTimeData'][2]['rooms'] = 6;
$config['roomAndTimeData'][3]['timeSlots'] = 1;
$config['roomAndTimeData'][3]['rooms'] = 6;
// Begin and end of time slots
$config['timeSlots'][0]['begin'] = "09:30";
$config['timeSlots'][0]['end'] = "11:00";
$config['timeSlots'][1]['begin'] = "14:00";
$config['timeSlots'][1]['end'] = "15:30";
$config['timeSlots'][2]['begin'] = "16:30";
$config['timeSlots'][2]['end'] = "18:00";
// Dates of the event
$config['dates'][] = "01.09.2016";
$config['dates'][] = "02.09.2016";
$config['dates'][] = "03.09.2016";
$config['dates'][] = "04.09.2016";
// TODO: Alle ScheduledSessions umwandeln in AcceptedSessions
// Get all sessions
$sessions = $this->acceptedSessionRepository->getAllOrderByVoteCount()->toArray();
// Get all rooms
$rooms = $this->roomRepository->findAllLimited(6)->toArray();
// Generate timetable with service
$success = $this->createTimetableService->generateTimetable($config, $sessions, $rooms, $iterations, $considerTopics);
$incompleteSessions = array();
if (!$success) {
$incompleteSessions = $this->createTimetableService->getUnassignedSessions();
}
/** @var \TYPO3\CMS\Core\Database\DatabaseConnection $db */
$db = $GLOBALS['TYPO3_DB'];
// Save changes on sessions
/** @var AcceptedSession $assignedSession*/
foreach ($this->createTimetableService->getAssignedSessions() as $assignedSession) {
$this->anySessionRepository->update($assignedSession, true);
$db->exec_UPDATEquery('tx_sessions_domain_model_session', 'uid = ' . $assignedSession->getUid(), ['type' => ScheduledSession::class]);
}
$this->redirect('index', 'SessionModule', 'sessions', ['incompleteSessions' => $incompleteSessions, 'creationDone' => true]);
}
/**
* @param AbstractSession $session
* @validate $session \TYPO3\Sessions\Domain\Validator\ActiveUserValidator
* @validate $session \TYPO3\Sessions\Domain\Validator\SessionOwnerValidator
* @return string
*/
public function updateAction(AbstractSession $session)
{
$this->sessionRepository->update($session);
return json_encode($session);
}
/**
* Method checks whether the given session collides with an existing one.
* Checks if an associated speaker is associated to another session which:
* - starts during the given session
* - ends during the given session
* - start at the same time as the given session
* - ends at the same time as the given session
* - surrounds the given session completely
*
* @param AbstractSession $session
* @param array $exclude array of uids which should be exluded in the check (the given session is excluded by default)
* @return array|false colliding sessions or false if no session collides
* @throws \InvalidArgumentException
*/
public function getCollidingSessions(AbstractSession $session, $exclude = [])
{
if (!is_array($exclude)) {
throw new \InvalidArgumentException('$exclude is not of type array. should be an array of uids');
}
$speakers = $session->getSpeakers();
// array holding named placeholder values
$params = [];
// helper in order to prepare a dynamic IN statement
$inStmt = [];
$i = 0;
foreach ($speakers as $speaker) {
/** @var \TYPO3\CMS\Extbase\Domain\Model\FrontendUser $speaker */
// build unique placeholder name
$placeholder = ':idref' . $i++;
// assign the correct uid to the placeholder
$params[$placeholder] = $speaker->getUid();
// "store" the dynamic placeholder
$inStmt[] = $placeholder . ' ';
}
// flatten the dynamic placeholders for later IN statement use
$inStmt = implode(',', $inStmt);
// helper for dynamic NOT IN statement
if (count($exclude) > 0) {
$i = 0;
$excludeUids = array_merge([$session->getUid()], $exclude);
$excludeInStmt = [];
foreach ($excludeUids as $eUid) {
// build unique placeholder name
$placeholder = ':excludessessions' . $i++;
// assign the correct uid to the placeholder
$params[$placeholder] = $eUid;
// store the dynamic placeholder for later
$excludeInStmt[] = $placeholder;
}
// flatten dynamic placeholders for usage in IN statement
$excludeInStmt = implode(', ', $excludeInStmt);
}
// set the rest of param values (respect DMBS datetime format)
$params[':start'] = $session->getBegin()->format($this->dbDateTimeFormat);
$params[':end'] = $session->getEnd()->format($this->dbDateTimeFormat);
$params[':excludedsession'] = $session->getUid();
$params[':scheduledtype'] = \TYPO3\Sessions\Domain\Model\ScheduledSession::class;
$stmt = $this->db->prepare_SELECTquery(' DISTINCT tx_sessions_domain_model_session.uid AS uid ', ' tx_sessions_domain_model_session
LEFT JOIN tx_sessions_session_record_mm AS srmm ON tx_sessions_domain_model_session.uid = srmm.uid_local AND srmm.tablenames = \'fe_users\'
LEFT JOIN fe_users AS user ON srmm.uid_foreign = user.uid
', ' user.uid IN (' . $inStmt . ')
AND (
/* this session starts while another session is running (start overlaps with other session) */
( tx_sessions_domain_model_session.begin > :start AND tx_sessions_domain_model_session.begin < :end )
OR
/* this session ends while another session is running (end overlaps with other session) */
( tx_sessions_domain_model_session.end > :start AND tx_sessions_domain_model_session.end < :end )
OR
/* this session starts at the same time */
tx_sessions_domain_model_session.begin = :start
OR
/* this session ends at the same time */
tx_sessions_domain_model_session.end = :end
OR
/* this session starts before and ends after */
(tx_sessions_domain_model_session.begin < :start AND tx_sessions_domain_model_session.end > :end)
)
AND tx_sessions_domain_model_session.uid ' . (isset($excludeInStmt) ? 'NOT IN(' . $excludeInStmt . ')' : '<> :excludedsession') . '
AND tx_sessions_domain_model_session.type = :scheduledtype
' . \TYPO3\CMS\Backend\Utility\BackendUtility::BEenableFields('tx_sessions_domain_model_session') . '
', '', ' tx_sessions_domain_model_session.uid DESC ', '', $params);
if ($stmt->execute() && $stmt->rowCount() > 0) {
if ($stmt->rowCount() === 1) {
$row = $stmt->fetch();
$stmt->free();
return [$this->sessionRepository->findByUid($row['uid'])];
}
$uids = [];
while ($row = $stmt->fetch()) {
$uids[] = $row['uid'];
}
$stmt->free();
return $this->sessionRepository->findByUids($uids)->toArray();
}
return false;
}
