Mine

<?php
require_once('Config.php');

/**
 * Manages phrases.php for a language, providing the ability to load, edit, and save.
 */
class Translations {
	/**
	 * Lists the available translation keys.
	 * @return array An array of available keys.
	 */
	public function getKeys() {
		return array_keys($this->strings);
	}
}