<h3>Student Edit</h3>
<center>
<table border='1'>

<?php

$tbl = 'students';

$rollno = $_REQUEST["rollno"];
$nameeng = $_REQUEST["nameeng"];
$gender = $_REQUEST["gender"];
$hostelno = $_REQUEST["hostelno"];
$roomno = $_REQUEST["roomno"];
$contact = $_REQUEST["contact"];
$email = $_REQUEST["email"];
$bg = $_REQUEST["bg"];

if ($_POST["submit"] == 'SAVE') {
	if (mysql_num_rows(mysql_query("select * from $tbl where roll_no='$rollno'"))) {
		mysql_query("update $tbl set name_eng='$nameeng',gender,hostelno='$hostelno',
		room_no=$roomno,c_ph_no='$contact',c_email='$email',bg='$bg'
		where roll_no='$rollno'");
	} else {
		mysql_query("insert into $tbl(roll_no,name_eng,gender,hostelno,room_no,
		c_ph_no,c_email,bg,date_creation,date_updation,login_id)
		values('$rollno','$nameeng','$gender','$hostelno',$roomno,'$contact','$email',
		'$bg',now(),now(),'$user')");
	}
} else if ($_POST["submit"] == 'DELETE') {
	mysql_query("delete from $tbl where roll_no='$rollno'");
}

if ($rollno) {
	$rs = mysql_query("select * from $tbl where roll_no='$rollno'");
	while ($o = mysql_fetch_object($rs)) {
		$rollno = $o->roll_no;
		$nameeng = $o->name_eng;
		$gender = $o->gender;
		$hostelno = $o->hostel_no;
		$roomno = $o->room_no;
		$contact = $o->c_ph_no;
		$email = $o->c_email;
		$bg = $o->bg;
	}
	echo "<tr><td>Employee No</td><td><input type='text' name='rollno' value='$rollno' size='20' readonly></td></tr>
	<tr><td>Name</td><td><input type='text' name='nameeng' value='$nameeng' size='40'></td></tr>
	<tr><td>Gender</td><td><input type='text' name='gender' value='$gender' size='40'></td></tr>
	<tr><td>Hostel No</td><td><input type='text' name='hostelno' value='$hostelno' size='40'></td></tr>
	<tr><td>Room No</td><td><input type='text' name='roomno' value='$roomno' size='40'></td></tr>
	<tr><td>Contact</td><td><input type='text' name='contact' value='$contact' size='40'></td></tr>
	<tr><td>Email</td><td><input type='text' name='email' value='$email' size='40'></td></tr>
	<tr><td>Blood Group</td><td><input type='text' name='bg' value='$bg' size='40'></td></tr>
	<tr><th colspan='2'>
	<input type='submit' name='submit' value='SAVE'> <input type='submit' name='submit' value='DELETE'>
	</th></tr>";
} else {
	$ds = ldap_connect("172.31.1.42");
	ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, 3);

	$no = 140;

	if ($ds){
        	$ou = "ou=student,dc=iiita,dc=ac,dc=in";
        	$sr = ldap_search($ds, "$ou", "(&(uid=*)(objectclass=posixaccount))");
        	$info = ldap_get_entries($ds, $sr);
        	for ($i=0; $i < $info["count"]; $i++) {
                	$no++;
                	$uid = $info[$i]["uid"][0];
                	$nameeng = $info[$i]["gecos"][0];
                	$hostelno = $info[$i]["description"][0];
                	$contact = $info[$i]["mobile"][0];
                	$email = $info[$i]["mail"][0];

                	if ($uid) {
                        	$rollno = ($no < 10 ? 'E00'.$no : ($no < 100 ? 'E0'.$no : 'E'.$no));

                        	$rs = mysql_query("select * from students where name_eng='$nameeng'");
                        	if (mysql_num_rows($rs)) {
                        	} else {
                        		$j++;
					echo "$j <a href='?pg=$pg&rollno=$rollno&nameeng=$nameeng&hostelno=$hostelno&roomno=$roomno&contact=$contact&email=$email&bg='>$rollno</a> $nameeng $hostelno $contact $email<br>\n";
                                	//mysql_query("insert into employees
                                	//values('$rollno','$nameeng','$hostelno','$contact','$email',now(),now(),
                                	//'icure')");
                        	}
                	}
	        }
	}
	ldap_close($ds);
}

?>

</table>
</center>