智能分配算法
接口比较复杂，还不知道该如何分离，先做记录，都有详细的注释
//智能分配 —— 核心功能
public function intelligentAlloc() {
$user = $this->auto_login();
$grade = Db::table('tc_grade')->order('grade desc')->select();
// $user['department'] = "信息安全与网络工程系";
// $user['workNumber'] = "00001";
$wishList = ['wishFirst','wishSecond','wishThird','wishForth','wishFifth'];
$voluntaryNum = Db::table('tc_voluntaryinfosetting')->where('workNumber',$user['workNumber'])->find();
//获取未分配到导师的学生信息
$student = Db::table('user_student_'.$grade[0]['grade'])->where('chosen',0)->where('department',$user['department'])->field('sid,serialNum,gpa,chosen')->select();
$countStudent = count($student);
$inputStudent = [];
for ($i=0; $i <$countStudent ; $i++) {
//获取每个学生的志愿信息
if (Db::table('tc_voluntary_'.$grade[0]['grade'])->where('sid', $student[$i]['sid'])->field('wishFirst,wishSecond,wishThird,wishForth,wishFifth')->find()) {
$student[$i]['voluntary'] = Db::table('tc_voluntary_'.$grade[0]['grade'])->where('sid', $student[$i]['sid'])->field('wishFirst,wishSecond,wishThird,wishForth,wishFifth')->find();
//将每个学生的志愿信息转换成规定格式的txt文件
$inputStudent[$i] = $student[$i]['serialNum'] . ' ' . $student[$i]['gpa'] . PHP_EOL;
for ($j=0; $j <$voluntaryNum['voluntaryNum'] ; $j++) {
$inputStudent[$i] = $inputStudent[$i] . $student[$i]['voluntary'][$wishList[$j]] . PHP_EOL;
}
if (($i+1) != $countStudent) {
$inputStudent[$i] = $inputStudent[$i] . PHP_EOL;
}
}
}
$countInputStudent = count($inputStudent);
if ($countInputStudent != 0) {
//将获取的学生信息转换为.txt文件
file_put_contents('student.txt', $inputStudent);
//获取导师信息
if ($user['department'] == "计算机实验班") {
$teacher = Db::table('user_teacher')->where('isExperial',1)->whereOr('isExperial',3)->select();
$countTeacher = count($teacher);
for ($i=0; $i <$countTeacher ; $i++) {
//获取每个老师的当前可带的计算机实验班的学生数
$teacherIssue[$i] = Db::table('tc_issue_'.$grade[0]['grade'])->where('workNumber', $teacher[$i]['workNumber'])->find();
$teacher[$i]['avaliableNumber'] = $teacherIssue[$i]['totalCompExper'] - $teacherIssue[$i]['compExperNow'];
//将每个导师的信息转换成规定格式的txt文件
$inputTeacher[$i] = $teacher[$i]['workNumber'] . ' ' . $teacher[$i]['avaliableNumber'] . PHP_EOL;
}
} elseif ($user['department'] == "数学实验班") {
$teacher = Db::table('user_teacher')->where('isExperial',2)->whereOr('isExperial',3)->select();
$countTeacher = count($teacher);
for ($i=0; $i <$countTeacher ; $i++) {
//获取每个老师的当前可带的数学实验班的学生数
$teacherIssue[$i] = Db::table('tc_issue_'.$grade[0]['grade'])->where('workNumber', $teacher[$i]['workNumber'])->find();
$teacher[$i]['avaliableNumber'] = $teacherIssue[$i]['totalMathExper'] - $teacherIssue[$i]['mathExperNow'];
//将每个导师的信息转换成规定格式的txt文件
$inputTeacher[$i] = $teacher[$i]['workNumber'] . ' ' . $teacher[$i]['avaliableNumber'] . PHP_EOL;
}
} else {
$teacher = Db::table('user_teacher')->where('department',$user['department'])->select();
$countTeacher = count($teacher);
for ($i=0; $i <$countTeacher ; $i++) {
//获取每个老师的当前可带的自然班的学生数
$teacherIssue[$i] = Db::table('tc_issue_'.$grade[0]['grade'])->where('workNumber', $teacher[$i]['workNumber'])->find();
$teacher[$i]['avaliableNumber'] = $teacherIssue[$i]['totalNatur'] - $teacherIssue[$i]['naturNow'];
//将每个导师的信息转换成规定格式的txt文件
$inputTeacher[$i] = $teacher[$i]['workNumber'] . ' ' . $teacher[$i]['avaliableNumber'] . PHP_EOL;
}
}
//将获取的老师信息转换为.txt文件
file_put_contents('teacher.txt', $inputTeacher);
//调用算法进行分配
$fileNameWithParam = 'distribute.exe ' . $countStudent . ' ' . $countTeacher . ' ' . $voluntaryNum['voluntaryNum'];
system($fileNameWithParam);
$studentElected = file_get_contents('student_elected.txt');
//获取通过算法得到分配的学生的结果，转换为string
//分割studentElected字符串，转换为数组，并存到临时的结果表中
if ($studentElected != "") {
$studentElected = str_replace("\r\n", '', $studentElected);
$studentElectedArr = explode(',', $studentElected);
for ($i = 0; $i < count($studentElectedArr); $i++) {
$studentElectedArr[$i] = explode(' ', $studentElectedArr[$i]);
$studentElectedResult[$i]['serialNum'] = $studentElectedArr[$i][0];
$studentElectedResult[$i]['stuInfo'] = Db::table('user_student_'.$grade[0]['grade'])->where('serialNum', $studentElectedResult[$i]['serialNum'])->field('sid,serialNum,name,gpa')->find();
$studentElectedResult[$i]['workNumber'] = $studentElectedArr[$i][1];
$studentElectedResult[$i]['teaInfo'] = Db::table('user_teacher')->where('workNumber', $studentElectedResult[$i]['workNumber'])->field('workNumber,name')->find();
if (Db::table('tc_voluntary_'.$grade[0]['grade'])->where('sid',$studentElectedResult[$i]['stuInfo']['sid'])->field('wishFirst,wishSecond,wishThird,wishForth,wishFifth')->find()) {
$vol_num[$i] = array_keys(Db::table('tc_voluntary_'.$grade[0]['grade'])->where('sid',$studentElectedResult[$i]['stuInfo']['sid'])->field('wishFirst,wishSecond,wishThird,wishForth,wishFifth')->find(),$studentElectedResult[$i]['teaInfo']['workNumber']);
if ($vol_num[$i][0] == "wishFirst") {
$volOrder = "第一志愿";
} elseif ($vol_num[$i][0] == "wishSecond") {
$volOrder = "第二志愿";
} elseif ($vol_num[$i][0] == "wishThird") {
$volOrder = "第三志愿";
} elseif ($vol_num[$i][0] == "wishForth") {
$volOrder = "第四志愿";
} elseif ($vol_num[$i][0] == "wishFifth") {
$volOrder = "第五志愿";
}
$insert[$i]['sid'] = $studentElectedResult[$i]['stuInfo']['sid'];
$insert[$i]['serialNum'] = $studentElectedResult[$i]['stuInfo']['serialNum'];
$insert[$i]['student_name'] = $studentElectedResult[$i]['stuInfo']['name'];
$insert[$i]['vol_num'] = $volOrder;
$insert[$i]['gpa'] = $studentElectedResult[$i]['stuInfo']['gpa'];
$insert[$i]['teacher_name'] = $studentElectedResult[$i]['teaInfo']['name'];
$insert[$i]['workNumber'] = $studentElectedResult[$i]['teaInfo']['workNumber'];
$insert[$i]['checked'] = 0;
if (Db::table('tc_temp_result')->where('sid',$insert[$i]['sid'])->find()) {
Db::table('tc_temp_result')->update($insert[$i]);
} else {
Db::table('tc_temp_result')->insert($insert[$i]);
}
}
}
}
$data['status'] = "success";
return json($data);
} else {
$data['amount'] = 0;
$data['msg'] = "所有学生均未填报志愿，无法进行智能分配";
$data['student'] = "";
return json($data);
}
// return json($insert);
$this->assign('user', $user);
}
