pastebin - collaborative debugging

<?php
require_once('../config.php');

$output = '';                   // Here we buffer the JavaScript code we want to send to the browser.
$delimiter = "\n";              // for eye candy... code gets new lines

$output .= 'var tinyMCEImageList = new Array(';

$directory = $image_list_dir;

if (is_dir($directory)) {
    $direc = opendir($directory);

    while ($file = readdir($direc)) {
        if (!preg_match('~^\.~', $file)) {              // no hidden files / directories here...
            if (is_file("$directory/$file")) {
                $output .= $delimiter
                    . '["'
                    . $file
                    . '", "'
                    . URL_PUBLIC."$image_public_path/$file"
                    . '"],';
            }
        }
    }

    $output = substr($output, 0, -1);           // remove last comma from array item list (breaks some browsers)
    $output .= $delimiter;

    closedir($direc);
}

$output .= ');';                // Finish code: end of array definition. Now we have the JavaScript code ready!

echo $output;                   // Now we can send data to the browser because all headers have been set!

?>