To create a .gitignore with a list of all files in Repository

list.php

<?php
/**
 * @package    Molajo
 * @copyright  2012 Amy Stephen. All rights reserved.
 * @license    GNU GPL v 2, or later and MIT, see License folder
 *
 * Place in the root of your website - execute it - and copy the results into your .gitignore
 */

$current_path = __DIR__;

$objects = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($current_path),
	RecursiveIteratorIterator::SELF_FIRST);

foreach($objects as $name => $object){
	if($object->isDir()) {
		$dirRead = dir($name);
		$path = $dirRead->path;
		while (false !== ($entry = $dirRead->read())) {
			if (is_dir($path . '/' . $entry)) {
			} else {
				$item = $path . '/' . $entry . '<br />';
				echo substr($item, strlen($current_path) + 1, 99999);
			}
		}
		$dirRead->close();
	}
}

/** Current */
$dirRead = dir(__DIR__);
$path = $dirRead->path;
while (false !== ($entry = $dirRead->read())) {
	if (is_dir($path . '/' . $entry)) {
	} else {
		$item = $path . '/' . $entry . '<br />';
		echo substr($item, strlen($current_path) + 1, 99999);
	}
}
$dirRead->close();

Copy this file to the root of the website and execute it from a browser.

Copy the list into a gitignore file to have a complete list of all files in the primary repository that should be ignored during development of extensions.