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<?php
ob_start();
session_start();
?>
<?php
include('../includes/connection/func.inc.php');
if(isset($_GET['id'])) // Start of if condition
{
$id = sql_strip($_GET['id']);
$sql = "select * from course where catId='$id'";
$result = mysql_query($sql) or die(mysql_error());
$fetch = mysql_fetch_array($result);
if(mysql_num_rows($result) > 0 ) // checking data in course table
{
$sql1 = "select * from topic where CourseId=".$fetch['courseId'];
$result1 = mysql_query($sql1) or die(mysql_error());
$row = mysql_fetch_array($result1);
if(mysql_num_rows($result1) > 0) //checking data in topic table
{
extract($row);
$query12 = "select * from topicassignment where topicId='$topicId' and courseId=".$fetch['courseId'];
$result12 = mysql_query($query12) or die(mysql_error());
$num1 = mysql_num_rows($result12);
$query22 = "select * from topicstudy where topicId='$topicId' and courseId=".$fetch['courseId'];
$result22 = mysql_query($query22) or die(mysql_error());
$num2 = mysql_num_rows($result22);
if($num1 > 0 || $num2 > 0)
{
if($num1 > 0)
{
while($rowSet=mysql_fetch_array($result12))
{
unlink('../Assignment/'.$rowSet['path']);
}
$q1 = "delete from topicassignment where topicId='$topicId' and courseId=".$fetch['courseId'];
$result=mysql_query($q1) or die(mysql_error());
}
if($num2 > 0)
{
while($rowSETS=mysql_fetch_array($result22))
{
unlink('../StudyMaterials/'.$rowSETS['path']);
}
$q2="delete from topicstudy where topicId='$topicId' and courseId=".$fetch['courseId'];
$result=mysql_query($q2) or die(mysql_error());
}
$deletequery="delete ca.*,co.*,t.* from category as ca join course as co on
ca.CategoryId=co.catId join topic as t on co.courseId=t.courseId where ca.CategoryId='$id'";
mysql_query($deletequery) or die(mysql_error());
$msg="Deleted Successfully";
header("location:category.php?msg=$msg");
exit();
}
else
{
$deletequery="delete ca.*,co.*,t.* from category as ca join course as co on ca.CategoryId=co.catId join topic as t on co.courseId=t.courseId where ca.CategoryId='$id'";
mysql_query($deletequery) or die(mysql_error());
$msg="Deleted Successfully";
header("location:category.php?msg=$msg");
exit();
}
}
else // end of checking data in topic table
{
$query2="delete c.*,co.* from category as c join course as co
on c.CategoryId=co.catId where c.CategoryId='$id'";
$result=mysql_query($query2) or die(mysql_error());
$msg="Deleted Successfully";
header("location:category.php?msg=$msg");
exit();
}
}
else // end of if condtion cheking data in course table
{
delete_category($id);
$msg="Deleted Successfully";
header("location:category.php?msg=$msg");
exit();
}
} // End of main if condition
/*
if(isset($_GET['id']))
{
$id = sql_strip($_GET['id']);
$sql = "select * from course where catId='$id'";
$result = mysql_query($sql) or die(mysql_error());
$fetch = mysql_fetch_array($result);
if(mysql_num_rows($result) > 0)
{
$sql1 = "select * from topic where CourseId=".$fetch['courseId'];
$result1 = mysql_query($sql1) or die(mysql_error());
$row = mysql_fetch_array($result1);
if(mysql_num_rows($result1) > 0)
{
extract($row);
$query1 = "select * from topicassignment where topicId='$topicId' and courseId='$id'";
$result = mysql_query($query1) or die(mysql_error());
$num1 = mysql_num_rows($result);
$query2 = "select * from topicstudy where topicId='$topicId' and courseId='$id'";
$result2 = mysql_query($query2) or die(mysql_error());
$num2 = mysql_num_rows($result2);
if($num1 >0 || $num2 > 0 )
{
if($num1 > 0)
{
while($rowSet=mysql_fetch_array($result))
{
unlink('../Assignment/'.$rowSet['path']);
}
$q1 = "delete from topicassignment where topicId='$topicId' and courseId='$id'";
$result=mysql_query($q1) or die(mysql_error());
}
if($num2 > 0)
{
while($rowSETS=mysql_fetch_array($result2))
{
unlink('../StudyMaterials/'.$rowSETS['path']);
}
$q2="delete from topicstudy where topicId='$topicId' and courseId='$id'";
$result=mysql_query($q2) or die(mysql_error());
}
$query4="delete a.*,b.* from course as a join topic as b
on a.courseId=b.courseId where a.courseId='$id'";
$result=mysql_query($query4) or die(mysql_error());
$msg="Deleted Successfully";
header("location:course.php?cat_id=$cat_id&msg=$msg");
exit();
echo "there are some assignmetns and child";
}
else
{
$query5 = "delete a.*,b.* from course as a join topic as b
on a.courseId=b.courseId where a.courseId='$id'";
$result = mysql_query($query5) or die(mysql_error());
$msg = "Deleted Successfully";
header("location:course.php?cat_id=$cat_id&msg=$msg");
exit();
}
}
else
{
$query2="delete c.*,co.* from category as c join course as co
on c.CategoryId=co.catId where c.CategoryId='$id'";
$result=mysql_query($query2) or die(mysql_error());
$msg="Deleted Successfully";
header("location:category.php?msg=$msg");
exit();
}
}
else // There are no course related to category
{
delete_category($id);
$msg="Deleted Successfully";
header("location:category.php?msg=$msg");
exit();
}
}*/
?>