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xice09
2018-05-30 15:31:33 +08:00
commit 4815ee7832
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<?php
header("Content-Type: text/html;charset=utf-8");
$userIp = $_SERVER["REMOTE_ADDR"];
$timeend = date("H:i:s");
//时间差
$sec = strtotime($timeend)-strtotime($_POST[timestart]);
$m = floor($sec/60);
$s = floor($sec%60);
//link to mysql
$con = mysqli_connect("localhost","buptStudent","buptStudentlx","buptStudentdb");
if (!$con){die('Could not connect: '.mysql_error());}
mysql_select_db("my_db_test", $con);
//name & student_id
$chongfu="SELECT Student_ID FROM UserAnswer WHERE Student_ID=$_POST[student_id]";
if(mysql_fetch_array(mysql_query($chongfu,$con))[0]==$_POST[student_id])
{
die('对不起，您已参与过本活动。');
}
$sql="INSERT IGNORE INTO UserAnswer (user_name, Student_ID, school, userclass, phone, ip, timeend ,timestart, thetime)
VALUES
('$_POST[user_name]','$_POST[student_id]','$_POST[school]','$_POST[userclass]','$_POST[telephone]','$userIp','$timeend','$_POST[timestart]','$sec')";
if (!mysql_query($sql,$con))
{
die("提交失败，请稍后重试。");
}
//echo "your name is <strong>".$_POST[user_name]."</strong> and student_id is <strong>".$_POST[student_id]."</strong> .<br />your ip is ".$userIp."<br />开始时间 ".$_POST[timestart]." 结束时间 ".$timeend." 用时 ".$m."分".$s."秒<br />";
//answer_
$qn=50;
for($i=1;$i<=$qn;$i++){
$a = "answer_".$i;
//$sql = "UPDATE UserAnswer SET $a=$_POST[$a] WHERE Student_ID=$_POST[student_id]";
//if (!mysql_query($sql,$con))
// {
// $sql2="ALTER TABLE UserAnswer ADD $a INT(11) NOT NULL";
// mysql_query($sql2,$con);
// mysql_query($sql,$con);
// }
$b= "question_".$i;
//$sql3 = "UPDATE UserAnswer SET $b=$_POST[$b] WHERE Student_ID=$_POST[student_id]";
//if (!mysql_query($sql3,$con))
// {
// $sql4="ALTER TABLE UserAnswer ADD $b INT(11) NOT NULL";
// mysql_query($sql4,$con);
// mysql_query($sql3,$con);
// }
$c= "aq_".$i;
$d=$_POST[$a]+$_POST[$b]*10;
$sql5 = "UPDATE UserAnswer SET $c=$d WHERE Student_ID=$_POST[student_id]";
if (!mysql_query($sql5,$con))
{
$sql6="ALTER TABLE UserAnswer ADD $c INT(11) NOT NULL";
mysql_query($sql6,$con);
mysql_query($sql5,$con);
}
};
//match & score
//$result = mysql_query("SELECT * FROM UserAnswer WHERE Student_ID=$_POST[student_id]");
//$row = mysql_fetch_array($result);
//$g=0;
//for($i=1;$i<=$qn;$i++){
// $b="answer_".$i;
// $c=$row[$b];
// $d=mysql_query("SELECT answer FROM Persons WHERE num=$i");
// $e=mysql_fetch_array($d)['answer'];
//$d=$answer_row[$b];
// if($c==$e) $g++;
//echo "No.".$i." your choice is ".$c." answer is ".$e."<br />";
//};
//echo "每题一分： your score is ".$g."<br />";
echo "提交成功。谢谢参与我们的活动，请继续关注我们公众号bupt_stu的后续推送。现在你可以直接关闭页面了。";
//close linking
mysql_close($con);
?>