<?php
/**
 * @copyright 	Copyright (c) 2009-2017 Ryan Demmer. All rights reserved
 * @license   	GNU/GPL 2 or later - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * JCE is free software. This version may have been modified pursuant
 * to the GNU General Public License, and as distributed it includes or
 * is derivative of works licensed under the GNU General Public License or
 * other free or open source software licenses
 */
abstract class WFPluginsHelper
{
    /**
     * Get a list of installed JCE add-ons.
     *
     * @return array Associative array of add-ons arranged by name listing version, title and description and relative path
     */
    public static function getInstalledPlugins()
    {
        $addons = array();

        jimport('joomla.filesystem.file');

        // path to editor
        $path = JPATH_SITE.'/components/com_jce/editor';

        // get all plugin folders
        $plugins = JFolder::folders($path.'/tiny_mce/plugins', '.', false, true);
        // get all extensions
        $extensions = JFolder::files($path.'/extensions', '\.xml$', true, true);

        $language = JFactory::getLanguage();
        $language->load('com_jce', JPATH_ADMINISTRATOR);

        foreach ($plugins as $plugin) {
            $name = basename($plugin);
            $manifest = $plugin.'/'.$name.'.xml';

            if (is_file($manifest)) {
                $xml = JFactory::getXML($manifest);

                // cannot load xml file
                if (!$xml) {
                    continue;
                }

                // not a valid plugin/extension
                if ($xml->getName() != 'install' && $xml->getName() != 'extension') {
                    continue;
                }

                if ((int) $xml->attributes()->core == 0) {
                    $language->load('com_jce_'.$name, JPATH_SITE);

                    $addons[$name] = array(
                        'version' => (string) $xml->version,
                        'title' => JText::_((string) $xml->name),
                        'description' => JText::_((string) $xml->description),
                        'path' => 'components/com_jce/editor/tiny_mce/plugins/'.$name,
                    );
                }
            }
        }

        foreach ($extensions as $extension) {
            // extension name, eg: jcemediabox
            $name = basename($extension, '.xml');
            // extension folder, eg: popups
            $folder = basename(dirname($extension));

            $xml = JFactory::getXML($extension);

            // cannot load xml file
            if (!$xml) {
                continue;
            }

            // not a valid plugin/extension
            if ($xml->getName() != 'install' && $xml->getName() != 'extension') {
                continue;
            }

            if ((int) $xml->attributes()->core == 0) {
                $language->load('com_jce_'.$folder.'_'.$name, JPATH_SITE);

                $addons[$folder.'_'.$name] = array(
                    'version' => (string) $xml->version,
                    'title' => JText::_((string) $xml->name),
                    'description' => JText::_((string) $xml->description),
                    'path' => 'components/com_jce/editor/extensions/'.$folder,
                );
            }
        }

        return $addons;
    }
}
