joomla-platform / libraries / joomla / html / html / contentlanguage.php

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 * @package     Joomla.Platform
 * @subpackage  HTML
 * @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;

 * Utility class working with content language select lists
 * @static
 * @package		Joomla.Platform
 * @subpackage	HTML
 * @since		11.1
abstract class JHtmlContentLanguage
	 * @var	array	Cached array of the content language items.
	protected static $items = null;

	 * Get a list of the available content language items.
	 * @return	string
	 * @since	11.1
	public static function existing($all = false, $translate=false)
		if (empty(self::$items)) {
			// Get the database object and a new query object.
			$db		= JFactory::getDBO();
			$query	= $db->getQuery(true);

			// Build the query.
			$query->select('a.lang_code AS value, a.title AS text, a.title_native');
			$query->from('#__languages AS a');
			$query->where('a.published >= 0');

			// Set the query and load the options.
			self::$items = $db->loadObjectList();
			if ($all) {
				array_unshift(self::$items, new JObject(array('value'=>'*','text'=>$translate ? JText::alt('JALL','language') : 'JALL_LANGUAGE')));

			// Detect errors
			if ($db->getErrorNum()) {
				JError::raiseWarning(500, $db->getErrorMsg());
		return self::$items;
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