ajax-chat/src/AJAXChatFileSystem.php

<?php
/*
 * @package AJAX_Chat
 * @author Sebastian Tschan
 * @copyright (c) Sebastian Tschan
 * @license GNU Affero General Public License
 * @link https://blueimp.net/ajax/
 */

// Class to provide methods for file system access:
class AJAXChatFileSystem {

    public static function getFileContents($file) {
        if(function_exists('file_get_contents')) {
            return file_get_contents($file);
        } else {
            return(implode('', file($file)));
        }
    }

}