<?php
/**
 * Content component: FileBrowser
 *
 * $Id$
 *
 * @author gERD Schaufelberger <gerd@php-tools.net>
 * @license PHP License
 * @package WB
 * @subpackage content
 */

/**
 * Load required class
 */
WBClass::load( 'WBContent'
            , 'WBCache'
            , 'WBVFS_File' );

/**
 * Content component: FileBrowser
 *
 *
 *
 * @version 0.1.0
 * @package WB
 * @subpackage content
 */
class WBContent_FileBrowser extends WBContent
{
   /**
    * my parameter list
    * @var array
    */
    protected $config = array(
            'tmpl'      =>  'list',
            'action'    =>  'dir',
            'dir'       =>  0,
            'parent'    =>  0,
            'user'      =>  501,
        );

    /**
     * vfs file
     * @var WBVFS_File
     */
    protected $file;

    /**
     * vfs explorer
     * @var WBVFS_Explorer
     */
    protected $explorer;

    /**
     * start VFS objects
     *
     *
     */
    protected function startVFS()
    {
        if ($this->file) {
            return;
        }

        $param  =   array(
                        'user'  =>  $this->config['user']
                        );
        $this->file     =   WBClass::create('WBVFS_File', $param);
        $this->explorer =   WBClass::create('WBVFS_Explorer', $param);
    }

   /**
    * run
    *
    * run component
    *
    * @return array parameter list
    */
    public function run()
    {
        $this->startVFS();

        $dir    =   $this->config['dir'];
        if (empty($dir)) {
            $dir    =   null;
        }

        switch ($this->config['action']) {
            case 'file';
                $list   =   $this->file->listDir($dir);
                break;

            case 'dir';
                if ($this->config['parent']) {
                    $dir    =   $this->explorer->getParentDir($dir);
                }
                $list   =   $this->explorer->lsDir($dir);
                break;
        }

        $this->loadTemplates($this->config['tmpl']);
        $this->tmpl->addGLobalVars($this->explorer->getDir($dir), 'cwd_');
        $this->tmpl->addRows('list', $list);
        return $this->config;
    }

   /**
    * receive output
    *
    * fetch output of this content component
    *
    * @return string
    */
    public function getString()
    {
        /*
        $this->loadTemplates($this->config['tmpl']);
        $this->tmpl->addGLobalVars($this->channel['info'], 'channel_');
        $this->tmpl->addRows('item', $this->channel['items']);
        */

        return $this->tmpl->getParsedTemplate('snippet');
    }
}
?>