<?php
include 'NoDirectPhpAcess.php';
?>
<?php
$page='Courses';
include 'Header.php';
$user_d = $_SESSION['user_id'];
if( $_SESSION['user_type']=="Lecturer" || $_SESSION['user_type']=="TA")
{
?>
<!-- FOR LECTURER-->
<div class="row" style="width:80%;margin:auto; text-align:left;">
<script src="./css/jquery-1.11.1.min.js"></script>
<script src="./css/jquery-ui.min.js"></script>
<link rel="stylesheet" href="./css/jquery-ui.css" />
<script>
function extendDeadline(id) {
const dropstudents = $("#dropstudents").html();
try {
$(`<form id="frm" method="get" action="Script.php">
<input type="hidden" name="extenddeadline" value="true" >
<input type="hidden" name="id" value="${id}" >
New date and time<br>
<input type="date" name="date" required="">
<input type="time" name="time" required="">
<br>
<input type="radio" value="1" name="type" required=""> Extend for all
<br>
<input type="radio" value="2" name="type" required=""> Extend for one
<br>
${dropstudents}
</form>`).dialog({
modal: true,
title:'Extend deadline',
buttons: {
'Submit': function () {
$('#frm').submit();
$(this).dialog('close');
},
'Cancel': function () {
$(this).dialog('close');
}
}
});
} catch(e) {
alert(e);
}
}
</script>
<?php
if(!empty($_GET["course"]))
{
$course_url = mysqli_real_escape_string($con, $_GET["course"]);
$result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`,"
. " `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` "
. " , users_table.Full_Name FROM `courses_table` INNER JOIN users_table"
. " ON users_table.User_ID=courses_table.Lecturer_User_ID where URL='$course_url' ");
if(mysqli_num_rows($result)==0)
{} else { while($row = mysqli_fetch_assoc($result)) {
$name=$row['Course_Name'];
$code=$row['Course_Code'];
$faculty=$row['Faculty'];
$lecturer=$row['Full_Name'];
$academic=$row['Academic_Year'];
$url=$row['URL'];
$id=$row['Course_ID'];
$course_id=$row['Course_ID'];
echo "
<div class='alert> <a href='~\..\Courses.php?course=$url'> <div class='panel'>
($code) - $name
<br> <span style='font-size:8pt'>Faculty:$faculty Year: $academic Lecturer: $lecturer </span>
</div></a>
<hr></div></div> <div class='row' style='width:80%;margin:auto; text-align:left;'>
";
echo "<div class='col-md-5'>";
}
// ------------------------------Editing Lab Assignment by Lecturer ------------------------------------
if($_GET['act']=="edit"){
$getid = mysqli_real_escape_string($con, $_GET["cid"]);
$result1 = mysqli_query($con, "SELECT * from lab_reports_table WHERE Lab_Report_ID = '$getid'");
while($row1 = mysqli_fetch_assoc($result1)) {
$Deadline = $row1['Deadline'];
$_SESSION['Date'] = trim( strstr($Deadline, ' ', true) );
$_SESSION['Time'] = trim( strstr($Deadline, ' ') );
$_SESSION['Instructions'] = $row1['Instructions'];
$_SESSION['Title'] = $row1['Title'];
$_SESSION['Marks'] = $row1['Marks'];
$_SESSION['Type'] = $row1['Type'];
}
if(isset($_POST['frm_uploadlab'])){
$deadlinedate = trim(mysqli_real_escape_string($con, $_POST["deadlinedate"])); // remove spaces
$deadlinetime = trim(mysqli_real_escape_string($con, $_POST["deadlinetime"])); // remove spaces
$instructions = mysqli_real_escape_string($con, $_POST["instructions"]);
$title = mysqli_real_escape_string($con, $_POST["title"]);
$marks = mysqli_real_escape_string($con, $_POST["marks"]);
$type = mysqli_real_escape_string($con, $_POST["type"]);
$Deadline = $deadlinedate." ".$deadlinetime;
$date = date("Y-m-d H:i");
$sql = "UPDATE `lab_reports_table` SET `Deadline` = ('" . $Deadline . "'), `Instructions` = ('" . $instructions . "'), `Title` = ('" . $title . "'), `Marks` = ('" . $marks . "'), `Type` = ('" . $type . "') WHERE `lab_reports_table`.`Lab_Report_ID` = '$getid'";
if ($con->query($sql) === TRUE) {
$_SESSION["info_Updated"]="Assignment information updated successfully.";
} else {
// echo "Error: " . $sql . "<br>" . $con->error;
echo "Serious error happened whiling updating assignment information.";
}
}
if( $_SESSION['user_type']=="Lecturer"){
$Date = $_SESSION['Date'];
$Time = $_SESSION['Time'];
$Instructions = $_SESSION['Instructions'];
$Title = $_SESSION['Title'];
$Marks = $_SESSION['Marks'];
$Type = $_SESSION['Type'];
echo " <h3><a href='Courses.php?course=".$url."'>Editing assignment information</a></h3>";
?>
<form method='post' enctype='multipart/form-data' action=''>
<input type='hidden' name='frm_uploadlab' value='true' required=''/>
<input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
<input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
Deadline Date/Time
<div class='row'>
<div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Date : ""; ?>"> </div>
<div class='col-md-5'> <input type='text' id='time' class='form-control' name='deadlinetime' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Time : ""; ?>"> </div>
</div>
Title
<input type='text' name='title' placeholder='Title' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Title : ""; ?>">
Instructions
<textarea name='instructions' placeholder='Assignment Instructions' class='form-control' required='' ><?php echo isset($_GET['act']) && $_GET['act']=='edit' ? $Instructions : ''; ?></textarea>
Marks
<input type='text' name='marks' placeholder='Marks' class='form-control' required='' value="<?php echo isset($_GET['act']) && $_GET['act']=="edit" ? $Marks : ""; ?>">
Attachment 1
<input type='file' name='attachment1' placeholder='Attachment 1' class='form-control'>
Attachment 2
<input type='file' name='attachment2' placeholder='Attachment 1' class='form-control'>
Attachment 3
<input type='file' name='attachment3' placeholder='Attachment 1' class='form-control' >
Attachment 4
<input type='file' name='attachment4' placeholder='Attachment 4' class='form-control' >
<br>
<?php
if ($Type == "Individual") {
echo "Submission Type <input type='radio' name='type' value='Individual' checked /> Individual <input type='radio' name='type' value='Group' /> Group";
} else {
echo "Submission Type <input type='radio' name='type' value='Individual' /> Individual <input type='radio' name='type' value='Group' checked> Group";
}
?>
<hr>
<input type='submit' class='btn btn-primary' value='Post Lab Assignment'><br>
</form><br><br><br><br>
<?php
}}else{
// ------------------------------Posting New Lab Assignment------------------------------------
// Mysql to split 1 string into 2 similar to the tsrstr in php
// SELECT SUBSTRING_INDEX(Deadline, ' ', 1) as Date, SUBSTRING_INDEX(Deadline, ' ', -1) as Time from lab_reports_table
if( $_SESSION['user_type']=="Lecturer"){
?>
<h3>New an assignment</h3>
<form method='post' enctype='multipart/form-data' action='Script.php'>
<?php
$_SESSION['url']=$url;
?>
<input type='hidden' name='frm_uploadlab' value='true' required=''/>
<input type='hidden' name='course_id' value='<?php echo "$id" ?>' required=''/>
<input type='hidden' name='url' value='<?php echo ".$course_url." ?>' required=''/>
Deadline (date and time)
<div class='row'>
<div class='col-md-7'><input type='date' id='date' name='deadlinedate' placeholder='' class='form-control' required='' value=""> </div>
<div class='col-md-5'> <input type='time' class='form-control' name='deadlinetime' value=""> </div>
</div>
Title
<input type='text' name='title' placeholder='Title' class='form-control' required='' value="">
Instruction
<textarea name='instructions' placeholder='Assignment Instructions' class='form-control' required='' value=""></textarea>
Mark
<input type='text' name='marks' placeholder='Marks' class='form-control' required='' value="">
Attachment 1
<input type='file' name='attachment1' placeholder='Attachment 1' class='form-control'>
Attachment 2
<input type='file' name='attachment2' placeholder='Attachment 1' class='form-control'>
Attachment 3
<input type='file' name='attachment3' placeholder='Attachment 1' class='form-control' >
Attachment 4
<input type='file' name='attachment4' placeholder='Attachment 4' class='form-control' >
<br>
Submission type: <input type='radio' name='type' value='Individual' required=''> Individual
<input type='radio' name='type' value='Group' required=''> Group
<hr>
<input type='submit' class='btn btn-primary' value='Post'><br>
</form><br><br><br><br>
<?php
}
}
}
echo "</div>";
echo "<div class='col-md-7'><h3>Assignment list</h3>";
error_reporting(0);
if(isset($_SESSION["info_Updated"])){
echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_Updated'] . '</div>';
$_SESSION['info_Updated'] = null;
}
if (isset($_SESSION['info_courses'])) {
echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_courses'] . '</div>';
$_SESSION['info_courses'] = null;
}
if (isset($_SESSION['info_courses'])) {
echo '<hr><div class="alert alert-info" role="alert">' . $_SESSION['info_courses'] . '</div>';
$_SESSION['info_courses']=null;
}
$result = mysqli_query($con," SELECT `Lab_Report_ID`,Type,Marks, `Course_ID`, `Posted_Date`, `Deadline`, `Instructions`, `Title`, `Attachment_link_1`, `Attachment_link_2`, `Attachment_link_3`, "
. "`Attachment_link_4` FROM `lab_reports_table` WHERE Course_ID=$id ORDER by Lab_Report_ID DESC");
if( $_SESSION['user_type']=="TA")
{
echo "<b style='color:gray'>Only Lecturer can post assignments.</b><br>";
}
if(mysqli_num_rows($result)==0)
{
echo "No assignments posted so far.";
} else { while($row = mysqli_fetch_assoc($result)) {
$marks=$row['Marks'];
$title=$row['Title'];
$ins=$row['Instructions'];
$posted=$row['Posted_Date'];
$deadline=$row['Deadline'];
$att1=$row['Attachment_link_1'];
$att2=$row['Attachment_link_2'];
$att3=$row['Attachment_link_3'];
$att4=$row['Attachment_link_4'];
$id=$row['Lab_Report_ID'];
$cours_id=$row['Course_ID'];
$as_type=$row['Type'];
$full_link="<a href='~\..\Lab_Report_Assignments\\$att1'>$att1</a>";
if($att2!=""){
$full_link= $full_link."  |  <a href='~\..\Lab_Report_Assignments\\$att2'>$att2</a>";
}
if($att3!=""){
$full_link= $full_link."  |  <a href='~\..\Lab_Report_Assignments\\$att3'>$att3</a>";
}
if($att4!=""){
$full_link= $full_link." |   <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";
}
$resultx1 = mysqli_query($con,"Select Count(*) as cnt from lab_report_submissions where lab_report_submissions.Lab_Report_ID=$id");
while($row = mysqli_fetch_assoc($resultx1)) {$count_subs=$row['cnt'];}
$resultx2 = mysqli_query($con,"Select COUNT(*) as cnt from lab_report_submissions where lab_report_submissions.Lab_Report_ID=$id and Marks is not null");
if(mysqli_num_rows($resultx2)==0){$count_marked=0;} else { while($row = mysqli_fetch_assoc($resultx2)) {$count_marked =$row['cnt'];}}
$header="Courses > ".$name."($code) > Assignments > ".$title;
echo " <div class='break-word btn btn-default' style='word-wrap: break-word;border-color:grey;'>
$title ($marks Marks, $as_type) <br> $ins
<br> <span style='font-size:8pt'>Posted: $posted Deadline: $deadline"
. "<br>"
. "<span class='btn-default'> $count_subs Submissions ( $count_marked Marked ) <a href='Courses.php?course=".$url."&act=edit&cid=".$id."'>Edit</a> | <a href='~\..\Submissions.php?id=$id&header=$header&total=$marks' onclick=''> View </a> | <a href='#' onclick='extendDeadline($id)'> Extend Deadline </a> </span> <hr> Attachments : $full_link </span>"
. " </div>
";
}}
echo "</div>";
$resultx1 = mysqli_query($con,"SELECT course_students_table.Student_ID,users_table.Full_Name FROM
`course_students_table`
INNER JOIN users_table on users_table.Student_ID=course_students_table.Student_ID
WHERE Course_ID=$course_id");
echo "<span id='dropstudents' style='display:none;'> <select name='stdid'>";
while($row = mysqli_fetch_assoc($resultx1))
{
$stdid=$row['Student_ID'];
$stdname=$row['Full_Name'];
echo "<option value='$stdid'> $stdname($stdid) </option> ";
}
echo "</select><br>Reason <input type='text' name='reason'>"
. "<input type='hidden' name='url' value='$course_url'>"
. " </span>";
return;
}
?>
<div class="col-md-8">
<?php
$user_name=$_SESSION['user_fullname'];
echo "<div><b>My courses</b></div>";
$result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`, "
. "`Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` , users_table.Full_Name FROM `courses_table` INNER JOIN users_table ON users_table.User_ID=courses_table.Lecturer_User_ID where courses_table.Lecturer_User_ID=$user_d ORDER BY Academic_Year DESC, URL ASC");
if($_SESSION['user_type']=="TA")
{
$result = mysqli_query($con,"SELECT course_ta.Course_ID, `Course_Name`,
`Academic_Year`, `Faculty`, `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` FROM `courses_table`
INNER JOIN
course_ta ON course_ta.Course_ID=courses_table.Course_ID where course_ta.TA=$user_d");
}
if(mysqli_num_rows($result)==0)
{} else { while($row = mysqli_fetch_assoc($result)) {
$id=$row['Course_ID'];
$name=$row['Course_Name'];
$code=$row['Course_Code'];
$faculty=$row['Faculty'];
$lecturer=$row['Full_Name'];
$academic=$row['Academic_Year'];
$url=$row['URL'];
$resultTA = mysqli_query($con,"SELECT `Course_ID`, `TA`,users_table.Full_Name as TA_NAME FROM `course_ta`
INNER JOIN users_table on users_table.User_ID=course_ta.TA
where course_ta.Course_ID=$id");
$ta="";
while($rowTA = mysqli_fetch_assoc($resultTA)) {
$ta=$ta." - ".$rowTA['TA_NAME'];
}
echo"
<a href='~\..\Courses.php?course=$url'> <div class='btn btn-default'>
($code) - $name
<br> <span style='font-size:8pt'>Faculty : $faculty Year : $academic Lecturer :$lecturer TA:$ta </span>
</div></a>
";
}}?>
</div>
<div class="col-md-4">
<br>
<b> Course joining requests </b>
<?php
$lecturer_id= $_SESSION['user_id'];
$result = mysqli_query($con,"SELECT course_students_table.ID,users_table.Full_Name, courses_table.Course_ID, `Course_Name`, `Academic_Year`, `Faculty`, `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` FROM `courses_table`
INNER JOIN course_students_table on course_students_table.Course_ID=courses_table.Course_ID
INNER JOIN users_table on users_table.Student_ID=course_students_table.Student_ID
WHERE Lecturer_User_ID=$lecturer_id and course_students_table.Status='Pending'");
if(mysqli_num_rows($result)==0)
{
echo "<br> <i class='fa fa-info-circle'></i>No course-joining request so far for your courses<hr>";
} else { while($row = mysqli_fetch_assoc($result)) {
$id=$row['ID'];
$name=$row['Course_Name'];
$code=$row['Course_Code'];
$faculty=$row['Faculty'];
$std_name=$row['Full_Name'];
$academic=$row['Academic_Year'];
echo "<div class='btn btn-default'>
$std_name is Requesting to join <br> [($code) - $name ] <br><a href='~\..\Script.php?AcceptStudent=y&id=$id&rs=yes' class='btn-sm btn-success' onclick=return confirm(\"are you sure to join this course?\")' > Accept </a>
<a href='~\..\Script.php?AcceptStudent=y&id=$id&rs=no' class='btn-sm btn-danger' onclick=return confirm(\"are you sure to join this course?\")' > Decline </a>
</div>";
}
}
?>
<?php
if( $_SESSION['user_type']=="TA")
{
echo "<center>Only Lecturer can post assignments</center>";
}
if( $_SESSION['user_type']=="Lecturer"){ ?>
<b>Create a new course</b>
<form method="post" action="Script.php">
<input type="hidden" name="frm_createCourse" value="true" required=""/>
<input type="hidden" name="l" value="l" required=""/>
Course name
<input type="text" name="name" placeholder="Course Name" class="form-control" required="">
Course code
<input type="text" name="code" placeholder="Course Code" class="form-control" required="">
URL (leave blank to use course code & year)
<input type="text" name="url" placeholder="Choose Custom URL " class="form-control">
Academic year
<input type="text" name="academic" placeholder="Academic Year" class="form-control" required="">
Faculty <br>
<input type="text" name="faculty" placeholder="Faculty" class="form-control" required="">
<input type="hidden" name="lecturer" value="<?php echo $_SESSION['user_id']; ?>">
Verify joining students?
<input type="radio" name="verify" value="1"> Yes
<input type="radio" name="verify" value="0" checked=""> No
<br>
<input type="submit" class="btn btn-primary" value="Create"><br>
</form>
<?php } ?>
</div>
<!-- END LECTURER -->
<?php
}
if( $_SESSION['user_type']=="Student")
{
?>
<!--STUDENT CODE-->
<div class="row" style="width:80%;margin:auto; text-align:left;">
<div class="col-md-6">
<?php
error_reporting(0);
if (isset($_SESSION['info_Courses_student'])) {
echo '<hr><span class="alert alert-success" role="alert">' . $_SESSION['info_Courses_student'] . '</span>';
$_SESSION['info_Courses_student'] = null;
}
?>
<br><br>
</div>
<div class="col-md-6"></div>
</div>
<div class="row" style="width:80%;margin:auto; text-align:left;">
<div class="col-md-6">
<?php
error_reporting(0);
$student_id= $_SESSION['user_student_id'];
// current academic year - i.e 2021 - 2022 , so we will show in search result:
// course containing either 2021 or 2022 as academic year.
$oldest_academic_year = date('Y') - 1;
if(!empty($_GET["search"]) || !empty($_GET["faculty"]))
{
$search = trim(mysqli_real_escape_string($con, $_GET["search"]));
$search = strtoupper($_GET['search']);
$faculty = mysqli_real_escape_string($con, $_GET["faculty"]);
// the user has not entered something under "Find course by Code"
if($faculty=="")
{
echo "<h4> Search results for course code: $search </h4><hr>";
$result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`,"
. " `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` "
. " , users_table.Full_Name FROM `courses_table` INNER JOIN users_table"
. " ON users_table.User_ID=courses_table.Lecturer_User_ID where Academic_Year >= $oldest_academic_year and Course_Code like '%{$search}%' and courses_table.Course_ID not in (select course_id from course_students_table where Student_ID=$student_id) order by Academic_Year desc");
}
// the user has entered something under "Find course by Code"
else
{
echo "<h3> Find courses under faculty: $faculty</h3>";
$result = mysqli_query($con,"SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`,
`Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`
, users_table.Full_Name FROM `courses_table` INNER JOIN users_table
ON users_table.User_ID=courses_table.Lecturer_User_ID where Academic_Year >= $oldest_academic_year and Faculty='$faculty' and courses_table.Course_ID not in (select course_id from course_students_table where Student_ID=$student_id) order by Academic_Year desc");
}
if(mysqli_num_rows($result)==0)
{
echo "No results. <hr>";
} else {
while($row = mysqli_fetch_assoc($result)) {
$name=$row['Course_Name'];
$code=$row['Course_Code'];
$faculty=$row['Faculty'];
$lecturer=$row['Full_Name'];
$academic=$row['Academic_Year'];
$url=$row['URL'];
$id=$row['Course_ID'];
$v=$row['Verify_New_Members'];
if($v>0)
{
$msg="<i class='fa fa-exclamation-circle'></i> Lecturer verification required";
$msg2="Send Joining Request";
}
echo "<div class='btn btn-default' style='word-wrap:break-word'>
($code) $name <br>($url) <br> <a href='~\..\Script.php?JoinCourse=y&id=$id&std=$student_id&joining=$v' class='btn-sm btn-success' onclick=return confirm(\"Are you sure to join this course?\")' >Join</a>
<br> <span style='font-size:10pt'>Faculty: $faculty Year: $academic Lecturer: $lecturer </span><br>$msg</div>
";
}
}
}
// Otherwise, list the student's joined courses (already done), in reverse chronological order
echo "<h4> My courses </h4>";
$result = mysqli_query($con,"SELECT users_table.Full_Name, course_students_table.Status, courses_table.Course_ID, `Course_Name`, `Academic_Year`, `Faculty`, `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members` FROM `courses_table`
INNER JOIN users_table
ON users_table.User_ID=courses_table.Lecturer_User_ID
INNER JOIN course_students_table on course_students_table.Course_ID=courses_table.Course_ID
where course_students_table.Student_ID=$student_id ORDER BY Academic_Year DESC, URL ASC");
if(mysqli_num_rows($result)==0)
{
echo "<i class='fa fa-exclamation-circle'></i> You are not enrolled in any Course";
} else {
while($row = mysqli_fetch_assoc($result)) {
$name=$row['Course_Name'];
$code=$row['Course_Code'];
$faculty=$row['Faculty'];
$lecturer=$row['Full_Name'];
$academic=$row['Academic_Year'];
$url=$row['URL'];
$id=$row['Course_ID'];
$Status=$row['Status'];
if($Status=="Joined")
{
echo "<a href='~\..\Course.php?url=$url'> <div class='btn btn-default' style='word-wrap:break-word'>
($code) - $name <br>($url) <i class='fa fa-check-circle'></i> $Status
<br> <span style='font-size:8pt'>Faculty: $faculty Year: $academic Lecturer: $lecturer </span></div></a>
";
}
else
{
echo "<div class='btn btn-default'>
($code) - $name <i class='btn-sm btn-danger'> $Status</i>
<br> <span style='font-size:8pt'>Faculty: $faculty Year: $academic Lecturer: $lecturer </span></div>
";
}
}
}
echo "</div><div class='col-md-6'>
<form method='get' action='Courses.php'>
<div class='row'>
<div class='col-md-12'>
<div class='row'>
<div class='col-md-5'>
Find new course by course code
<input type='text' class='form-control' name='search' maxlength='11' placeholder='Enter course code'>
</div>
<div class='col-md-5'>
List courses by faculty
<select name='faculty' class='form-control'>";
$result = mysqli_query($con,"SELECT DISTINCT(Faculty) as Faculty FROM `courses_table`");
if(mysqli_num_rows($result)==0){
} else {
echo" <option value=''>Search by faculty</option>";
while($row = mysqli_fetch_assoc($result)) {
$fname=$row['Faculty'];
echo " <option value='$fname'> $fname </option>";
}}
echo " </select>
</div>
<div class='col-md-2'> <br>
<input type='submit' class='btn btn-primary' value='Find'>
</div>
</div>
</div>
</div>
</form>
</div></div>";
}
?>