";
                }
    
// ------------------------------Editing Lab Assignment by Lecture------------------------------------
    if($_GET['act']=="edit"){ 
    $getid = $_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'];
      $_SESSION['Date'] = strstr($Deadline, ' ', true);
      $_SESSION['Time'] = strstr($Deadline, ' ');
      $_SESSION['Instructions']=$row1['Instructions'];
      $_SESSION['Title']=$row1['Title'];
      $_SESSION['Marks']=$row1['Marks'];
    }
  if(isset($_POST['frm_uploadlab'])){
    $deadlinedate=$_POST["deadlinedate"];
    $deadlinetime=$_POST["deadlinetime"];
    $instructions=$_POST["instructions"];
    $title=$_POST["title"];
    $marks=$_POST["marks"];
    $Deadline = $deadlinedate." ".$deadlinetime;
    $date=  date("Y-m-d H:i");
    
    $sql = "UPDATE `lab_reports_table` SET `Deadline` = ('" . $Deadline . "'), `Instructions` = ('" . $instructions . "'), `Title` = ('" . $title . "'), `Marks` = ('" . $marks . "') WHERE `lab_reports_table`.`Lab_Report_ID` = '$getid'";
    if ($con->query($sql) === TRUE) {
      $_SESSION["info_Updated"]="Information Updated Successfull";
       
   } else {
       echo "Error: " . $sql . "
" . $con->error;
   }
  }
  if( $_SESSION['user_type']=="Lecturer"){   
    $Date=$_SESSION['Date'];
    $Time=$_SESSION['Time'];
    $Instructions=$_SESSION['Instructions'];
    $Title=$_SESSION['Title'];
    $Marks=$_SESSION['Marks'];
     
   echo "  
";
      ?> 
      
 
        
               Post new Lab Assignment  
                
                
                
                    
  "; 
       
            echo "
   Lab Report Assignment list  ";  
                  
 error_reporting(0);
 if(isset($_SESSION["info_Updated"])){
  echo '
' . $_SESSION['info_Updated'] . '
';
  $_SESSION['info_Updated'] = null;
 }
if (isset($_SESSION['info_courses'])) {
    echo '
' . $_SESSION['info_courses'] . '
';
    $_SESSION['info_courses'] = null;
}
if (isset($_SESSION['info_courses'])) {
    echo '
' . $_SESSION['info_courses'] . '
';
  $_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( $_SESSION['user_type']=="TA")
        {
            echo "
* Only Lecturers can Post new Lab report Assignments  ";
        }
 if(mysqli_num_rows($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="
$att1 ";      
                                     
                                     if($att2!=""){
                                       $full_link= $full_link."  |  
$att2 ";    
                                     }
                                      if($att3!=""){
                                       $full_link= $full_link."  |  
$att3 ";    
                                     }
                                     
                                      if($att4!=""){
                                       $full_link= $full_link."   |   
$att4 ";    
                                     }
                                      
                                     
                              
                                     
                                  $resultx1 = mysqli_query($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 "      
  $title ($as_type) 
 $ins
  
    
Posted : $posted  Deadline :   $deadline     ($marks Marks)                     "
                        . "    $count_subs Submissions ( $count_marked Marked )       Edit    |   View          |            Extend Deadline               "
                                                    . "  
                        ";
                
               
                         
    }}
       echo "
 ";
      
      
       
       
       
         $resultx1 = mysqli_query($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 "
 ";
         while($row = mysqli_fetch_assoc($resultx1)) 
        {
             $stdid=$row['Student_ID'];
             $stdname=$row['Full_Name'];
          
             echo " $stdname($stdid)   ";
        }  
      echo "  ";
      
      
      
      
      return;
  }
  
  ?>
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
 ";
   
                     
 $result = mysqli_query($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");
 
  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");
 }
 // $result = mysqli_query($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");
 
 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"  
                  
                         
   
  ($code) - $name 
   Faculty : $faculty        Year :  $academic          Lecturer  :$lecturer          TA:$ta  
 
                        ";
   
              }}?>
  
    
    
          
 Search Results for  Code : $search
";
           $result = mysqli_query($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 Course_Code='$search'  and courses_table.Course_ID not in (select course_id from course_students_table where Student_ID=$student_id)");
      } 
      else
      {
          echo "
 Find Courses under faculty $faculty ";
           $result = mysqli_query($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 Faculty='$faculty'  and courses_table.Course_ID not in (select course_id from course_students_table where Student_ID=$student_id)");
      }
     
 if(mysqli_num_rows($result)==0)
    {
echo "No results found for your Search 
";
    } else { while($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'];
                            $msg2="Join this Course";
                            if($v>0)
                            {
                                $msg="
 Lecturer Verification required";
                                $msg2="Send Joining Request";
                            }
               
                                  echo "
  ($code) - $name 
($url)   
 $msg2  
    Faculty : $faculty  Year :   $academic  Lecturer  :$lecturer  $msg
                        ";
               
               
    }
    }
    
    
    
    
     }
     
     
     
     
     
     
     
     
     echo "
 My Courses  ";
          $result = mysqli_query($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");
 
 if(mysqli_num_rows($result)==0)
    {
     echo "
 You are not Enrolled in any Course";
    } else { while($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 "
   
  ($code) - $name 
($url)           
 $Status        
 Open 
    Faculty : $faculty  Year :   $academic  Lecturer  :$lecturer   
                        ";  
               }
                    else
                    {
                       echo "
  ($code) - $name   $Status 
   Faculty : $faculty  Year :   $academic  Lecturer  :$lecturer  
                        "; 
                    }
                                  
               
                                  
               
    }
    } 
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
   
    
    
    
    
    
    
    
    
    echo "
 "; 
    
        
        }
       
        ?>