/**
* 計算課表
*/
public static function caculate($param)
{
// 設定執行時間
set_time_limit(60);
// 產生教室使用時間，提供排課使用
$classroom = Classroom::all();
foreach ($classroom as $classroomItem) {
$GLOBALS['classroomCourseTime'][$classroomItem->classroom_id] = str_replace('1', $classroomItem->count, $classroomItem->course_time);
}
// 取得教師排課需求，計算適應值用
$teacher = Teacher::where('course_time', '<>', str_repeat(0, 35))->get();
foreach ($teacher as $teacherItem) {
$GLOBALS['teacherRequire'][$teacherItem->teacher_id]['require'] = $teacherItem->course_time;
$GLOBALS['teacherRequire'][$teacherItem->teacher_id]['classes_id'] = $teacherItem->classes_id;
if ($teacherItem->classes_id != 0) {
$GLOBALS['teacherRequire'][$teacherItem->teacher_id]['courseTime'] = $teacherItem->classes->year->course_time;
}
}
// 產生課表，速度、計算適應值
$seed = self::_generateSeed($param['seedCount']);
// 發生錯誤，回傳錯誤結果
if ($seed[0] == 'error') {
return $seed;
}
// 進行粒子最佳化計算
$seedProgressHistory = array();
$extinctionTimes = 1;
while ($param['extinctionCount'] > 0) {
$withoutProgressCount = 0;
$bestSeed = self::_getBestSeed($seed);
$seedProgressHistory[] = number_format($bestSeed['fitness'], 2, '.', '');
while ($withoutProgressCount < $param['executeCount']) {
// 更新種子速度
self::_updateSeedV($seed, $bestSeed);
// 依照速度更新課表排課、計算適應值
$seed = self::_updateSeed($seed);
// 取得新的全域最佳值
$newBestSeed = self::_getBestSeed($seed);
// 判斷是否改進
if ($bestSeed['fitness'] < $newBestSeed['fitness']) {
$bestSeed = $newBestSeed;
$withoutProgressCount = 0;
$seedProgressHistory[] = number_format($bestSeed['fitness'], 2, '.', '') . '<sup class="progross"> 改進</sup>';
} else {
$withoutProgressCount++;
$seedProgressHistory[] = number_format($bestSeed['fitness'], 2, '.', '');
}
}
// 進行判斷是否改進毀滅結果
if (!isset($historyBestSeed) || $historyBestSeed['fitness'] < $bestSeed['fitness']) {
$historyBestSeed = $bestSeed;
}
$seedProgressHistory[] = '<strong>' . number_format($historyBestSeed['fitness'], 2, '.', '') . '<sup> 全域最佳</sup></strong>';
$seedProgressHistory[] = 'Extinction ' . $extinctionTimes;
$param['extinctionCount']--;
$extinctionTimes++;
}
file_put_contents(storage_path() . '\\result.json', json_encode($historyBestSeed['timetable']));
return $seedProgressHistory;
}
/**
* @before _secure, _school
*/
public function manage($grade_id)
{
$grade = \Grade::first(array("id = ?" => $grade_id), array("title", "id", "organization_id"));
if (!$grade || $grade->organization_id != $this->organization->id) {
self::redirect("/school");
}
$this->setSEO(array("title" => "Manage Sections | School"));
$view = $this->getActionView();
$classrooms = \Classroom::all(array("grade_id = ?" => $grade_id));
$view->set("grade", $grade);
$view->set("classrooms", $classrooms);
}
public function getRoomSchedule()
{
$NOW = new DateTime();
$EPOCH = new DateTime('1970-01-01 00:00:00');
$room = Input::get('room');
$startdate = Input::get('startdate', $EPOCH->format('Y-m-d H:i:s'));
//$starttime = Input::get('starttime', $EPOCH->format('H:i:s'));
$enddate = Input::get('enddate', $NOW->format('Y-m-d H:i:s'));
//$endtime = Input::get('endtime', $NOW->format('H:i:s'));
$roomNumber = Input::get('room', 'all');
$jsonpCallback = Input::get('callback', '');
$startTimestamp = strtotime($startdate);
$endTimestamp = strtotime($enddate);
if ($roomNumber == 'all') {
$events = Classroom::all();
} else {
$events = $this->getEventsForRoom($roomNumber);
}
$returnEvents = array();
foreach ($events as $event) {
if ($event->RecurrenceRule !== "") {
$instance = $this->parseEvent($event);
$eventsArray = $this->expandEvents($instance, $startTimestamp, $endTimestamp);
foreach ($eventsArray as $singleEvent) {
array_push($returnEvents, $singleEvent);
}
} else {
if ($startTimestamp <= strtotime($event->Start) && $endTimestamp >= strtotime($event->End)) {
$nonRecurEvent = $this->formatEvent($event);
array_push($returnEvents, $nonRecurEvent);
}
}
}
//Check to see if the result should be jsonp
if ($jsonpCallback !== '') {
return Response::json($returnEvents)->setCallback($jsonpCallback);
} else {
return json_encode($returnEvents);
}
}
public function getIndex()
{
$theArray = Classroom::all();
$jsonArray = $theArray->toJson();
return $jsonArray;
}
