<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Document
 *
 * @copyright   Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

/**
 * JDocument system message renderer
 *
 * @package     Joomla.Platform
 * @subpackage  Document
 * @since       11.1
 */
class JDocumentRendererMessage extends JDocumentRenderer
{
    /**
     * Renders the error stack and returns the results as a string
     *
     * @param   string $name    (unused)
     * @param   array $params   Associative array of values
     * 
     * @return  string          The output of the script
     */
    public function render($name, $params = array (), $content = null)
    {
        // Initialise variables.
        $buffer = null;
        $lists  = null;

        // Get the message queue
        $messages = JFactory::getApplication()->getMessageQueue();

        // Build the sorted message list
        if (is_array($messages) && count($messages))
        {
            foreach ($messages as $msg)
            {
                if (isset($msg['type']) && isset($msg['message'])) {
                    $lists[$msg['type']][] = $msg['message'];
                }
            }
        }

        // If messages exist render them
        if (is_array($lists))
        {
            // Build the return string
            $buffer .= "\n<dl id=\"system-message\">";
            foreach ($lists as $type => $msgs)
            {
            if (count($msgs))
                {
                    $buffer .= "\n<dt class=\"".strtolower($type)."\">".JText::_($type)."</dt>";
                    $buffer .= "\n<dd class=\"".strtolower($type)." message\">";
                    $buffer .= "\n\t<ul>";
                    foreach ($msgs as $msg) {
                        $buffer .="\n\t\t<li>".$msg."</li>";
                    }
                    $buffer .= "\n\t</ul>";
                    $buffer .= "\n</dd>";
                }
            }
            $buffer .= "\n</dl>";
        }
        return $buffer;
    }
}