From 93ba7d43893a05dd67c2f705f0f1c385aa41dabf Mon Sep 17 00:00:00 2001
From: Lan Hui <lanhui@zjnu.edu.cn>
Date: Sat, 19 Aug 2023 20:53:12 +0800
Subject: [PATCH] Admin.php: remove superfluous if statement.

---
 Courses.php | 36 ++++++++++++++++++++----------------
 1 file changed, 20 insertions(+), 16 deletions(-)

diff --git a/Courses.php b/Courses.php
index 983b71b..2256f38 100644
--- a/Courses.php
+++ b/Courses.php
@@ -375,34 +375,38 @@ course_ta ON course_ta.Course_ID=courses_table.Course_ID where course_ta.TA=$use
 
 		}
 
-		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'];
+		if(mysqli_num_rows($result) != 0)
+		{
+		    while($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`
+			$resultTA = mysqli_query($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'];
-		    }
+			$ta="";
+			while($rowTA = mysqli_fetch_assoc($resultTA)) {
+			    $ta=$ta."  - ".$rowTA['TA_NAME'];
+			}
 
 
-		    echo" <a href='~\..\Courses.php?course=$url'>
+			echo" <a href='~\..\Courses.php?course=$url'>
                           <div class='btn btn-default'>
                               ($code) - $name
                               <p class='text-muted'><small> Faculty: $faculty &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Year:  $academic  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  Lecturer:$lecturer  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  TA:$ta </small></p>
                          </div>
                          </a>";
 
-		}}?>
+		    }
+		}
+		?>
+
 	    </div>
 	    <div class="col-md-4">
 		<br>