$list = $_POST['courses'];
//if the list is empty, then create the array to compare
if ($list == NULL) {
$list = array();
}
$deleteList = array_diff($lastSelectedCourses, $list);
foreach ($deleteList as $CID) {
deleteCourse($CID);
}
$insertList = array_diff($list, $lastSelectedCourses);
//update track
updateTrack($MID);
$alladded = True;
foreach ($insertList as $CID) {
//print "insert" . $CID;
if (checkReg($CID)) {
addCourse($CID);
} else {
$alladded = False;
}
}
if ($alladded) {
$errmsg_arr[] = 'Changes successfully made!!<br>
<a href="schedule.php?id=' . $MID . '" style="font-size:14px; text-transform: uppercase;">Click to view changes in your <b>degree outlook<b></a>';
$errflag = true;
}
if ($errflag) {
$_SESSION['ERRMSG_ARR'] = $errmsg_arr;
session_write_close();
header("location: ../addCourses.php");
$mysqli->close();
$DBmain->query('SET NAMES "utf8"; ');
$DBmain->query('SET CHARACTER SET "utf8"; ');
$DBmain->query('SET character_set_result = "utf8"; ');
$DBmain->query('SET character_set_client = "utf8"; ');
$DBmain->query('SET character_set_connection = "utf8"; ');
$DBmain->query('SET character_set_database = "utf8"; ');
$DBmain->query('SET character_set_server = "utf8"; ');
$throw = array("/regist.php", "/root.php");
// check if login & is login correct or not
if (isset($_SESSION['loginID']) && isset($_SESSION['loginToken'])) {
if (!checkExist($DBmain, $_SESSION['loginID'], $_SESSION['loginToken'])) {
locate($URLPv . "logout.php");
}
// check regist or not
$skip = false;
if (!checkReg($DBmain, $_SESSION['loginID'])) {
for ($i = 0; $i < count($throw); $i++) {
if ($throw[$i] == $URI) {
$skip = true;
}
}
if ($skip == false) {
locate($URLPv . "regist.php");
}
}
}
function needLogin($DBlink)
{
if (!isset($_SESSION['loginID']) || !isset($_SESSION['loginToken'])) {
alert('Please login first. ');
locate($URLPv . "login.php");
<?php
include 'function.php';
$result = [];
if (isset($_POST)) {
$body = file_get_contents('php://input');
$data = json_decode($body, true);
$result = checkReg($data);
}
header('Content-Type: application/json');
echo json_encode($result);