<?php
/***************************************************************************
 *								attach_rules.php
 *                            -------------------
 *   begin                : Monday, Apr 1, 2002
 *   copyright            : (C) 2002 Meik Sievertsen
 *   email                : acyd.burn@gmx.de
 *
 *   $Id: attach_rules.php,v 1.9 2005/01/04 15:04:11 saraj Exp $
 *
 *
 ***************************************************************************/

/***************************************************************************
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 ***************************************************************************/

if ( defined('IN_PHPBB') )
{
	die('Hacking attempt');
	exit;
}

define('IN_PHPBB', TRUE);

global $modifiedphp_root, $phpbb_root_path;
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.'.$phpEx);

if( isset($HTTP_POST_VARS['f']) || isset($HTTP_GET_VARS['f']) )
{
	$forum_id = ( isset($HTTP_POST_VARS['f']) ) ? intval($HTTP_POST_VARS['f']) : intval($HTTP_GET_VARS['f']);
	$privmsg = ( $forum_id == -1 ) ? TRUE : FALSE;
}
else
{
	message_die(GENERAL_ERROR, 'You are not allowed to call this file (ID:1)');
}

//
// Start Session Management
//
$userdata = session_pagestart($user_ip, PAGE_INDEX);
init_userprefs($userdata);

//
// Display the allowed Extension Groups and Upload Size
//
// 
if ($privmsg)
{
	$auth['auth_attachments'] = ($userdata['user_level'] != ADMIN) ? intval($attach_config['allow_pm_attach']) : TRUE;
	$auth['auth_view'] = TRUE;
}
else
{
	$auth = auth(AUTH_ALL, $forum_id, $userdata);
}

if (!( ($auth['auth_attachments']) && ($auth['auth_view'])))
{
	message_die(GENERAL_ERROR, 'You are not allowed to call this file (ID:2)');
}

$template->set_filenames(array(
	'body' => 'posting_attach_rules.tpl')
);

$sql = "SELECT group_id, group_name, max_filesize, forum_permissions
FROM " . EXTENSION_GROUPS_TABLE . " 
WHERE allow_group = 1 
ORDER BY group_name ASC";

if ( !($result = $db->sql_query($sql)) ) 
{ 
	message_die(GENERAL_ERROR, 'Could not query Extension Groups.', '', __LINE__, __FILE__, $sql); 
} 

$allowed_filesize = array(); 
$rows = $db->sql_fetchrowset($result); 
$num_rows = $db->sql_numrows($result); 

// Ok, only process those Groups allowed within this forum
$nothing = TRUE;
for ($i = 0; $i < $num_rows; $i++)
{
	$auth_cache = trim($rows[$i]['forum_permissions']);
	if ($privmsg)
	{
		$permit = TRUE;
	}
	else
	{
		$permit = (is_forum_authed($auth_cache, $forum_id)) || (trim($rows[$i]['forum_permissions']) == '');
	}
	if ( $permit )
	{
		$nothing = FALSE;
		$group_name = $rows[$i]['group_name'];
		$det_filesize = intval(trim($rows[$i]['max_filesize'])); 
        $size_lang = ($det_filesize >= 1048576) ? $lang['MB'] : ( ($det_filesize >= 1024) ? $lang['KB'] : $lang['Bytes'] ); 

		if ($det_filesize >= 1048576) 
		{ 
			$det_filesize = round($det_filesize / 1048576 * 100) / 100; 
		} 
		else if($det_filesize >= 1024) 
		{ 
			$det_filesize = round($det_filesize / 1024 * 100) / 100; 
		} 
          
		$max_filesize = ($det_filesize == 0) ? $lang['Unlimited'] : $det_filesize . ' ' . $size_lang;

		$template->assign_block_vars('group_row', array(
			'GROUP_RULE_HEADER' => sprintf($lang['Group_rule_header'], $group_name, $max_filesize))
		);
		
		$sql = "SELECT extension
		FROM " . EXTENSIONS_TABLE . " 
		WHERE group_id = " . $rows[$i]['group_id'] . " 
		ORDER BY extension ASC";

		if ( !($result = $db->sql_query($sql)) ) 
		{ 
			message_die(GENERAL_ERROR, 'Could not query Extensions.', '', __LINE__, __FILE__, $sql); 
		} 

		$e_rows = $db->sql_fetchrowset($result);
		$e_num_rows = $db->sql_numrows($result);

		for ($j = 0; $j < $e_num_rows; $j++)
		{
			$template->assign_block_vars('group_row.extension_row', array(
				'EXTENSION' => $e_rows[$j]['extension'])
			);
		}
	}
}

$gen_simple_header = TRUE;
$page_title = $lang['Attach_rules_title'];
include($phpbb_root_path . 'includes/page_header.' . $phpEx);

$template->assign_vars(array(
	'L_RULES_TITLE' => $lang['Attach_rules_title'],
	'L_CLOSE_WINDOW' => $lang['Close_window'],
	'L_EMPTY_GROUP_PERMS' => $lang['Note_user_empty_group_permissions'])
);

if ($nothing)
{
	$template->assign_block_vars('switch_nothing', array());
}

$template->pparse('body');

?>
