<?php
/**
 * @package     Joomla.Site
 * @subpackage  com_users
 *
 * @copyright   Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

/**
 * Users Html Helper
 *
 * @package     Joomla.Site
 * @subpackage  com_users
 * @since       1.6
 */
abstract class JHtmlUsers
{
	public static function value($value)
	{
		if (is_string($value))
		{
			$value = trim($value);
		}
		if (empty($value))
		{
			return JText::_('COM_USERS_PROFILE_VALUE_NOT_FOUND');
		}

		elseif (!is_array($value))
		{
			return htmlspecialchars($value);
		}
	}

	public static function spacer($value)
	{
		return '';
	}

	public static function helpsite($value)
	{
		if (empty($value))
		{
			return static::value($value);
		}
		else
		{
			$pathToXml = JPATH_ADMINISTRATOR . '/help/helpsites.xml';

			$text = $value;
			if (!empty($pathToXml) && $xml = simplexml_load_file($pathToXml))
			{
				foreach ($xml->sites->site as $site)
				{
					if ((string) $site->attributes()->url == $value)
					{
						$text = (string) $site;
						break;
					}
				}
			}

			$value = htmlspecialchars($value);
			if (substr($value, 0, 4) == "http")
			{
				return '<a href="' . $value . '">' . $text . '</a>';
			}
			else
			{
				return '<a href="http://' . $value . '">' . $text . '</a>';
			}
		}
	}

	public static function templatestyle($value)
	{
		if (empty($value))
		{
			return static::value($value);
		}
		else
		{
			$db = JFactory::getDbo();
			$query = $db->getQuery(true)
				->select('title')
				->from('#__template_styles')
				->where('id = ' . $db->quote($value));
			$db->setQuery($query);
			$title = $db->loadResult();
			if ($title)
			{
				return htmlspecialchars($title);
			}
			else
			{
				return static::value('');
			}
		}
	}

	public static function admin_language($value)
	{
		if (empty($value))
		{
			return static::value($value);
		}
		else
		{
			$path = JLanguage::getLanguagePath(JPATH_ADMINISTRATOR, $value);
			$file = "$value.xml";

			$result = null;
			if (is_file("$path/$file"))
			{
				$result = JLanguage::parseXMLLanguageFile("$path/$file");
			}

			if ($result)
			{
				return htmlspecialchars($result['name']);
			}
			else
			{
				return static::value('');
			}
		}
	}

	public static function language($value)
	{
		if (empty($value))
		{
			return static::value($value);
		}
		else
		{
			$path = JLanguage::getLanguagePath(JPATH_SITE, $value);
			$file = "$value.xml";

			$result = null;
			if (is_file("$path/$file"))
			{
				$result = JLanguage::parseXMLLanguageFile("$path/$file");
			}

			if ($result)
			{
				return htmlspecialchars($result['name']);
			}
			else
			{
				return static::value('');
			}
		}
	}

	public static function editor($value)
	{
		if (empty($value))
		{
			return static::value($value);
		}
		else
		{
			$db = JFactory::getDbo();
			$lang = JFactory::getLanguage();
			$query = $db->getQuery(true)
				->select('name')
				->from('#__extensions')
				->where('element = ' . $db->quote($value))
				->where('folder = ' . $db->quote('editors'));
			$db->setQuery($query);
			$title = $db->loadResult();
			if ($title)
			{
				$lang->load("plg_editors_$value.sys", JPATH_ADMINISTRATOR, null, false, true)
					|| $lang->load("plg_editors_$value.sys", JPATH_PLUGINS . '/editors/' . $value, null, false, true);
				$lang->load($title . '.sys');
				return JText::_($title);
			}
			else
			{
				return static::value('');
			}
		}
	}
}