<?php
// $Id: function.pnblockshow.php,v 1.5 2004/04/22 12:22:37 drak Exp $
// ----------------------------------------------------------------------
// PostNuke Content Management System
// Copyright (C) 2002 by the PostNuke Development Team.
// http://www.postnuke.com/
// ----------------------------------------------------------------------
// Based on:
// PHP-NUKE Web Portal System - http://phpnuke.org/
// Thatware - http://thatware.org/
// ----------------------------------------------------------------------
// LICENSE
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License (GPL)
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// To read the license please visit http://www.gnu.org/copyleft/gpl.html
// ----------------------------------------------------------------------
/**
 * pnRender plugin
 * 
 * This file is a plugin for pnRender, the PostNuke implementation of Smarty
 *
 * @package      Xanthia_Templating_Environment
 * @subpackage   pnRender
 * @version      $Id: function.pnblockshow.php,v 1.5 2004/04/22 12:22:37 drak Exp $
 * @author       The PostNuke development team
 * @link         http://www.postnuke.com  The PostNuke Home Page
 * @copyright    Copyright (C) 2002 by the PostNuke Development Team
 * @license      http://www.gnu.org/copyleft/gpl.html GNU General Public License
 */ 

 
/**
 * Smarty function to show a postnuke block by blockinfo array or blockid.
 * 
 * This function returns a postnuke block by blockinfo array or blockid
 * 
 * Available parameters:
 *   - module
 *   - blockname
 *   - block
 *   - assign:   If set, the results are assigned to the corresponding variable instead of printed out
 * 
 * 
 * @author       Sebastian Schürmann
 * @since        14.10.2003
 * @param        array       $params      All attributes passed to this function from the template
 * @param        object      &$smarty     Reference to the Smarty object
 * @return       string      the postnuke block 
 */
function smarty_function_pnblockshow($params, &$smarty)
{
    extract($params);

    if (empty($module)) {
        $smarty -> trigger_error("assign: missing 'module' parameter");
        return;
    } 

    if (empty($blockname)) {
        $smarty -> trigger_error("assign: missing 'blockname' parameter");
        return;
    } 

    pnThemeLoad(pnUsergetTheme());

    if (empty($block)) {
        $smarty -> trigger_error("assign: missing 'block information or id' parameter");
        return;
    } else {
        if (!is_array($block)) {
            ob_start();
            pnBlockShow($module, $blockname, pnBlockGetInfo($block));
            $output = ob_get_contents();
            ob_end_clean();
        } else {
            $vars = pnBlockVarsFromContent($block['content']);
            ob_start();
            pnBlockShow($module, $blockname, $vars['content']);
            $output = ob_get_contents();
            ob_end_clean();
        } 
    } 

    if (isset($assign)) {
        $smarty->assign($assign, $output);
    } else {
        return $output;        
    }
} 

?>