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Update Script.php 

邀请前检查该student_id是否已存在
SIMPLICITY_link
fish 2020-05-20 17:50:16 +08:00
parent 099d0e0445
commit 454d3062c3
1 changed files with 7 additions and 2 deletions
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5
Script.php
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@ -1101,8 +1101,13 @@ if($result>20)
$result = mysqli_query($con,"SELECT * FROM course_group_members_table where Course_Group_id = '$groupid' and Student_ID = '$student_id'");
if(mysqli_num_rows($result)>0){
header("Location: Course.php?url=".$url);
}else{
$sql="INSERT INTO `course_group_members_table`( `Course_Group_id`, `Student_ID`, `Status`) $sql="INSERT INTO `course_group_members_table`( `Course_Group_id`, `Student_ID`, `Status`)
VALUES ($groupid,$student_id,'Invited')"; VALUES ($groupid,$student_id,'Invited')";
}
if ($con->query($sql) === TRUE) { if ($con->query($sql) === TRUE) {
$_SESSION["info_ReMarking"]=$student_id . " was invited to the group"; $_SESSION["info_ReMarking"]=$student_id . " was invited to the group";
header("Location: Course.php?url=".$url); header("Location: Course.php?url=".$url);