<?php
/**
 * @version   $Id: Joomla.php 52337 2012-04-09 22:46:49Z btowles $
 * @author    RocketTheme http://www.rockettheme.com
 * @copyright Copyright (C) 2007 - ${copyright_year} RocketTheme, LLC
 * @license   http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
 */

class RokCommon_Platform_Definition_Joomla extends RokCommon_Platform_BaseDefinition
{
    /**
     * Check to see if this is the current platform running
     * @static
     * @return bool true if this is the current platform, false if not.
     */
    public static function isCurrentlyRunning()
    {
        if (defined('_JEXEC') && defined('JVERSION')) {
            return true;
        }
        return false;
    }

    /**
     *
     */
    public function __construct()
    {
        $this->_name = 'joomla';
        if (self::isCurrentlyRunning()) {
            if (version_compare(JVERSION, '1.5', '>=') && version_compare(JVERSION, '1.6', '<')) {
                $this->populateJoomla15Info();
            } elseif (version_compare(JVERSION, '1.6', '>=') && version_compare(JVERSION, '1.7', '<')) {
                $this->populateJoomla16Info();
            } elseif (version_compare(JVERSION, '1.7', '>=')) {
                $this->populateJoomla17Info();
            } else {
                $this->_version        = JVERSION;
                $this->_javascriptInfo = new RokCommon_Platform_Javascript();
                $this->_javascriptInfo->setName(RokCommon_Platform_Definition::UNKNOWN);
                $this->_javascriptInfo->setVerison(RokCommon_Platform_Definition::UNKNOWN_VERSION);
            }
            $this->populateLoaderChecks();
        } else {
            $this->_version        = RokCommon_Platform_Definition::UNKNOWN_VERSION;
            $this->_javascriptInfo = new RokCommon_Platform_Javascript();
            $this->_javascriptInfo->setName(RokCommon_Platform_Definition::UNKNOWN);
            $this->_javascriptInfo->setVerison(RokCommon_Platform_Definition::UNKNOWN_VERSION);
        }
    }

    /**
     * Populate base information for a Joomla 1.5 instance
     */
    protected function populateJoomla15Info()
    {
        $this->_version        = JVERSION;
        $this->_shortversion   = '1.5';
        $this->_javascriptInfo = new RokCommon_Platform_Javascript();
        $this->_javascriptInfo->setName('mootools');
        $app = JFactory::getApplication();

        if (version_compare(JVERSION, '1.5.15', '<=')) {
            $mootools_version = JFactory::getApplication()->get('MooToolsVersion', '1.11');
        } else {
            $mootools_version = JFactory::getApplication()->get('MooToolsVersion', '1.12');
        }
        $matches = array();
        if (preg_match('/(\d+\.\d+\.?\d*) \+Compat/', $mootools_version, $matches)) {
            $mootools_version = $matches[1];
        }
        $this->_javascriptInfo->setVerison($mootools_version);
    }

    /**
     * Populate base information for a Joomla 1.6 instance
     */
    protected function populateJoomla16Info()
    {
        $this->_version        = JVERSION;
        $this->_shortversion   = '1.6';
        $this->_javascriptInfo = new RokCommon_Platform_Javascript();
        $this->_javascriptInfo->setName('mootools');
        $this->_javascriptInfo->setVerison('1.3');
    }

    /**
     * Populate base information for a Joomla 1.7 instance
     */
    protected function populateJoomla17Info()
    {
        $this->_version        = JVERSION;
        $this->_shortversion   = '1.7';
        $this->_javascriptInfo = new RokCommon_Platform_Javascript();
        $this->_javascriptInfo->setName('mootools');

    }

    protected function populateLoaderChecks()
    {
        $compat_17_versions = array($this->_version, '1.6.6');

        if (version_compare(JVERSION, '1.7', '>=')) {
            if ($this->_version != RokCommon_Platform_Definition::UNKNOWN_VERSION) {
                foreach ($compat_17_versions as $compat_version) {
                    if ($this->_version != RokCommon_Platform_Definition::UNKNOWN_VERSION) {
                        $this->_loaderchecks = array_merge($this->_loaderchecks, self::getChecksForVersion($this->_name, $compat_version));
                    }
                }
            }
            $this->_loaderchecks[] = $this->_name;
        } else {
            parent::populateLoaderChecks();
        }
    }

    public function getOldVersionPlatformId()
    {
        if (version_compare(JVERSION, '1.6', '>='))
        {
            return '16';
        }
        else
        {
            return '15';
        }
    }
}