User Images Error

[Samurai Legend]

I found a script on my computer, which belongs to someone here. But I do not know who. So I tried fixing it and I get an error, which I do not know the solution too. So I came to you guys for your help.

Error -

A non-critical error has occurred. Page execution will continue. Below are the details:
PHP Notice: Undefined variable: br (8)

Line executed: /home/nation/public_html/userimages.php:61

 

<?php
require('globals.php');
	echo "<h3><u>User Images</u></h3>";

if (!isset($_GET['action']))
{
   $_GET['action'] = '';
}
switch ($_GET['action'])
{
case "view":
   view_image();
   break;
default:
   user_images();
   break;
}

function user_images() {
global $db, $ir, $notl;

   $_GET['delete'] =
           (isset($_GET['delete']) && is_numeric($_GET['delete']))
                   ? abs(intval($_GET['delete'])) : NULL;

if($_GET['delete']) {
$db->query("DELETE FROM `userimages` WHERE `imgID` = {$_GET['delete']} AND `imgUSER` = {$ir['userid']}");
confirmation("Image deleted from gallery.");
}
   $_GET['set'] =
           (isset($_GET['set']) && is_numeric($_GET['set']))
                   ? abs(intval($_GET['set'])) : '';

if($_GET['set']) {
$image = $db->query("SELECT `imgURL` FROM `userimages` WHERE `imgID` = {$_GET['set']}");
$img = $db->fetch_row($image);
$db->query("UPDATE `users` SET `display_pic` = '{$img['imgURL']}' WHERE `userid` = {$ir['userid']}");
confirmation("New display picture set.");
}

   $_GET['XID'] =
           (isset($_GET['XID']) && is_numeric($_GET['XID']))
                   ? abs(intval($_GET['XID'])) : '';
if(!isset($_GET['XID'])) {
error("No userid submitted.");
} else {
$q = $db->query("SELECT * FROM `userimages` WHERE `imgUSER` = {$_GET['XID']}");
$x = $db->query("SELECT `userid` FROM `users` WHERE `userid` = {$_GET['XID']}");
if($db->num_rows($x) == 0 )
error("There is no such user.");
}
$y = $db->fetch_row($x);
echo "<hr width = '95%'>" . $notl->username_nonformat($y['userid']) . "'s uploaded images.<hr width = '95%'>";
if(!$db->num_rows($q)) {
echo "<table width = '95%' cellspacing = '1' class = 'table'><tr style='background:gray'>
		<td>This user has no uploaded images</td></tr>
		</table><hr width = '95%'>><a href='viewuser.php?u={$y['userid']}'>Go Back</a><hr width = '95%'>";
} else {
echo "<table width = '95%' cellspacing = '1' class = 'table'><tr>";
while($r = $db->fetch_row($q)) {
$br++;
if($br == 3) {
$div = "</tr><tr>";
$br = 0;
} else {
$div = "";
}
$cnn++;
echo "<td align = 'centre'><b>$cn. Profile image</b><br/><a href='userimages.php?action=view&ID={$r['imgID']}'><img src='{$r['imgURL']}' width='150' height='200'></a>";
if(isset($_GET['XID']) == $ir['userid']) {
echo "<br />[<a href='userimages.php?XID={$r['imgUSER']}&delete={$r['imgID']}'>Delete</a>]
		<br />[<a href='userimages.php?XID={$r['imgUSER']}&set={$r['imgID']}'>Set Image</a>]";
}
		echo "<br /><br /></td>";
		echo $div;
}
print "</tr></table><hr width = '95'><a href='viewuser.php?u={$y['userid']}'>>Go Back</a><hr width = '95'>";
}
}


function view_image() {
global $db, $ir, $notl;

   $_GET['ID'] =
           (isset($_GET['ID']) && is_numeric($_GET['ID']))
                   ? abs(intval($_GET['ID'])) : '';
$q = $db->query("SELECT `imgURL`, `imgUSER` FROM `userimages` WHERE `imgID` = {$_GET['ID']}");
$r = $db->fetch_row($q);
echo "<hr width = '75%'>" . $notl->username_nonformat($r['imgUSER']) . "'s Image - <hr width = '75%'><br /><img src = '{$r['imgURL']}' width = '250' height = '150'><br /><br />
<hr width = '75%'><a href='userimages.php?XID={$r['imgUSER']}'>>Go Back</a><hr width = '75%'>";
}

$h->endpage();
?>

[~Rob0t]

PHP Notice: Undefined variable: br (8)

Line executed: /home/nation/public_html/userimages.php:61

Step 1 - Look at the error

Undefined

adjective

not clear or defined.

Step 2 - Look at the line

$br++;

 

Step 3 - See what's happening

Incrementing a value on a variable that hasn't been given a value before

Step 4 - Put in a fix

Put $br = 0; above the while()

Step 5 - Issue payment

Send cash for not reading the fu​cki​ng error message.

BTC: Donate to Wikimedia

Thanks.

http://stackoverflow.com/a/4261200

Edited November 17, 2015 by ~Rob0t