admin_attachments.php

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<?php
/***************************************************************************
 *								admin_attachments.php
 *								-------------------
 *   begin                : Wednesday, Jan 09, 2002
 *   copyright            : (C) 2002 Meik Sievertsen
 *   email                : [e-mail]
 *
 *   $Id: admin_attachments.php,v 1.1.1.1 2003/02/11 22:27:30 wei.gao 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.
 *
 ***************************************************************************/

define('IN_PHPBB', true);

if( !empty($setmodules) )
{
	$filename = basename(__FILE__);
	$module['Attachments']['Manage'] = $filename . '?mode=manage';
	$module['Attachments']['Shadow_attachments'] = $filename . '?mode=shadow';
	$module['Extensions']['Special_categories'] = $filename . '?mode=cats';
	$module['Attachments']['Sync_attachments'] = $filename . '?mode=sync';
	$module['Attachments']['Quota_limits'] = $filename . '?mode=quota';
	return;
}

//
// Let's set the root dir for phpBB
//
$phpbb_root_path = '../';
require($phpbb_root_path . 'extension.inc');
require('pagestart.' . $phpEx);

include($phpbb_root_path . 'includes/functions_admin.'.$phpEx);

//
// Init Vars
//
if( isset($HTTP_POST_VARS['mode']) || isset($HTTP_GET_VARS['mode']) )
{
	$mode = ( isset($HTTP_POST_VARS['mode']) ) ? $HTTP_POST_VARS['mode'] : $HTTP_GET_VARS['mode'];
}
else
{
	$mode = '';
}

if( isset($HTTP_POST_VARS['e_mode']) || isset($HTTP_GET_VARS['e_mode']) )
{
	$e_mode = ( isset($HTTP_POST_VARS['e_mode']) ) ? $HTTP_POST_VARS['e_mode'] : $HTTP_GET_VARS['e_mode'];
}
else
{
	$e_mode = '';
}

if(isset($HTTP_GET_VARS['size']) || isset($HTTP_POST_VARS['size']))
{
	$size = (isset($HTTP_POST_VARS['size'])) ? $HTTP_POST_VARS['size'] : $HTTP_GET_VARS['size'];
}
else
{
	$size = '';
}

if(isset($HTTP_GET_VARS['quota_size']) || isset($HTTP_POST_VARS['quota_size']))
{
	$quota_size = (isset($HTTP_POST_VARS['quota_size'])) ? $HTTP_POST_VARS['quota_size'] : $HTTP_GET_VARS['quota_size'];
}
else
{
	$quota_size = '';
}

if(isset($HTTP_GET_VARS['pm_size']) || isset($HTTP_POST_VARS['pm_size']))
{
	$pm_size = (isset($HTTP_POST_VARS['pm_size'])) ? $HTTP_POST_VARS['pm_size'] : $HTTP_GET_VARS['pm_size'];
}
else
{
	$pm_size = '';
}

$submit = (isset($HTTP_POST_VARS['submit'])) ? TRUE : FALSE;
$check_upload = (isset($HTTP_POST_VARS['settings'])) ? TRUE : FALSE;
$check_image_cat = (isset($HTTP_POST_VARS['cat_settings'])) ? TRUE : FALSE;
$search_imagick = (isset($HTTP_POST_VARS['search_imagick'])) ? TRUE : FALSE;

//
// Re-evaluate the Attachment Configuration
//
$sql = 'SELECT * 
FROM ' . ATTACH_CONFIG_TABLE;
	 
if(!$result = $db->sql_query($sql))
{
	message_die(GENERAL_ERROR, 'Could not find Attachment Config Table', '', __LINE__, __FILE__, $sql);
}

while ($row = $db->sql_fetchrow($result))
{
	$config_name = $row['config_name'];
	$config_value = $row['config_value'];

	$new_attach[$config_name] = ( isset($HTTP_POST_VARS[$config_name]) ) ? trim($HTTP_POST_VARS[$config_name]) : trim($attach_config[$config_name]);

	if ((empty($size)) && (!$submit) && ($config_name == 'max_filesize'))
	{
		$size = (intval($attach_config[$config_name]) >= 1048576) ? 'mb' : ( (intval($attach_config[$config_name]) >= 1024) ? 'kb' : 'b' );
	} 

	if ((empty($quota_size)) && (!$submit) && ($config_name == 'attachment_quota'))
	{
		$quota_size = (intval($attach_config[$config_name]) >= 1048576) ? 'mb' : ( (intval($attach_config[$config_name]) >= 1024) ? 'kb' : 'b' );
	}

	if ((empty($pm_size)) && (!$submit) && ($config_name == 'max_filesize_pm'))
	{
		$pm_size = (intval($attach_config[$config_name]) >= 1048576) ? 'mb' : ( (intval($attach_config[$config_name]) >= 1024) ? 'kb' : 'b' );
	}

	if ( (!$submit) && (($config_name == 'max_filesize') || ($config_name == 'attachment_quota') || ($config_name == 'max_filesize_pm')) )
	{
		if($new_attach[$config_name] >= 1048576)
		{
			$new_attach[$config_name] = round($new_attach[$config_name] / 1048576 * 100) / 100;
		}
		else if($new_attach[$config_name] >= 1024)
		{
			$new_attach[$config_name] = round($new_attach[$config_name] / 1024 * 100) / 100;
		}
	}

	if ( $submit && ( $mode == 'manage' || $mode == 'cats') )
	{
		if ($config_name == 'max_filesize')
		{
			$old = $new_attach[$config_name];
			$new_attach[$config_name] = ( $size == 'kb' ) ? round($new_attach[$config_name] * 1024) : ( ($size == 'mb') ? round($new_attach[$config_name] * 1048576) : $new_attach[$config_name] );
		}
		
		if ($config_name == 'attachment_quota')
		{
			$old = $new_attach[$config_name];
			$new_attach[$config_name] = ( $quota_size == 'kb' ) ? round($new_attach[$config_name] * 1024) : ( ($quota_size == 'mb') ? round($new_attach[$config_name] * 1048576) : $new_attach[$config_name] );
		}

		if ($config_name == 'max_filesize_pm')
		{
			$old = $new_attach[$config_name];
			$new_attach[$config_name] = ( $pm_size == 'kb' ) ? round($new_attach[$config_name] * 1024) : ( ($pm_size == 'mb') ? round($new_attach[$config_name] * 1048576) : $new_attach[$config_name] );
		}

		if ($config_name == 'ftp_server' || $config_name == 'ftp_path' || $config_name == 'download_path')
		{
			$value = trim($new_attach[$config_name]);

			if ($value[strlen($value)-1] == '/')
			{
				$value[strlen($value)-1] = ' ';
			}
			
			$new_attach[$config_name] = trim($value);

		}
		
		if ($config_name == 'max_filesize')
		{
			$old_size = intval($attach_config[$config_name]);
			$new_size = intval($new_attach[$config_name]);

			if ($old_size != $new_size)
			{
				//
				// See, if we have a similar value of old_size in Mime Groups. If so, update these values.
				//
				$sql = 'UPDATE ' . EXTENSION_GROUPS_TABLE . '
				SET max_filesize = ' . $new_size . '
				WHERE max_filesize = ' . $old_size;

				if ( !($result_2 = $db->sql_query($sql)) )
				{
					message_die(GENERAL_ERROR, 'Could not update Extension Group informations', '', __LINE__, __FILE__, $sql);
				}

			}

			$sql = "UPDATE " . ATTACH_CONFIG_TABLE . " 
			SET	config_value = '" . str_replace("\'", "''", $new_attach[$config_name]) . "'
			WHERE config_name = '$config_name'";
		}
		else
		{
			$sql = "UPDATE " . ATTACH_CONFIG_TABLE . " 
			SET	config_value = '" . str_replace("\'", "''", $new_attach[$config_name]) . "'
			WHERE config_name = '$config_name'";
		}

		if( !$db->sql_query($sql) )
		{
			message_die(GENERAL_ERROR, 'Failed to update attachment configuration for ' . $config_name, '', __LINE__, __FILE__, $sql);
		}
	
		if ( ($config_name == 'max_filesize') || ($config_name == 'attachment_quota') || ($config_name == 'max_filesize_pm') )
		{
			$new_attach[$config_name] = $old;
		}
	}
}

$cache_dir = $phpbb_root_path . '/cache';
$cache_file = $cache_dir . '/attach_config.php';

if ((file_exists($cache_dir)) && (is_dir($cache_dir)))
{
	if (file_exists($cache_file))
	{
		@unlink($cache_file);
	}
}

$select_size_mode = size_select('size', $size);
$select_quota_size_mode = size_select('quota_size', $quota_size);
$select_pm_size_mode = size_select('pm_size', $pm_size);

//
// Search Imagick
//
if ($search_imagick)
{
	$imagick = '';
	
	if (eregi('convert', $imagick)) 
	{
		return (TRUE);
	} 
	else if ($imagick != 'none') 
	{
		if (!eregi('WIN', PHP_OS)) 
		{
			$retval = @exec('whereis convert');
			$paths = explode(' ', $retval);

			if (is_array($paths)) 
			{
				for ( $i=0; $i < sizeof($paths); $i++) 
				{
					$path = basename($paths[$i]);

					if ($path == 'convert') 
					{
						$imagick = $paths[$i];
					}
				}
			}
		}
		else if (eregi('WIN', PHP_OS))
		{
			$path = 'c:/imagemagick/convert.exe';

			if (@file_exists(@amod_realpath($path)))
			{
				$imagick = $path;
			}
		}
	} 

	if (@file_exists(@amod_realpath(trim($imagick))))
	{
		$new_attach['img_imagick'] = trim($imagick);
	}
	else
	{
		$new_attach['img_imagick'] = '';
	}
}

//
// Check Settings
//
if ($check_upload)
{
	// 
	// Some tests...
	//
	$attach_config = array();

	$sql = 'SELECT *
	FROM ' . ATTACH_CONFIG_TABLE;

	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(GENERAL_ERROR, 'Could not find Attachment Config Table', '', __LINE__, __FILE__, $sql);
	}

	$row = $db->sql_fetchrowset($result);
	$num_rows = $db->sql_numrows($result);

	for ($i = 0; $i < $num_rows; $i++)
	{
		$attach_config[$row[$i]['config_name']] = trim($row[$i]['config_value']);
	}

	if ( ($attach_config['upload_dir'][0] == '/') || ( ($attach_config['upload_dir'][0] != '/') && ($attach_config['upload_dir'][1] == ':') ) )
	{
		$upload_dir = $attach_config['upload_dir'];
	}
	else
	{
		$upload_dir = '../' . $attach_config['upload_dir'];
	}

	$error = FALSE;

	//
	// Does the target directory exist, is it a directory and writeable. (only test if ftp upload is disabled)
	//
	if (intval($attach_config['allow_ftp_upload']) == 0)
	{
		if ( !@file_exists(@amod_realpath($upload_dir)) )
		{
			$error = TRUE;
			$error_msg = sprintf($lang['Directory_does_not_exist'], $attach_config['upload_dir']) . '<br />';
		}
	
		if (!$error && !is_dir($upload_dir))
		{
			$error = TRUE;
			$error_msg = sprintf($lang['Directory_is_not_a_dir'], $attach_config['upload_dir']) . '<br />';
		}
	
		if (!$error)
		{
			if ( !($fp = @fopen($upload_dir . '/0_000000.000', 'w')) )
			{
				$error = TRUE;
				$error_msg = sprintf($lang['Directory_not_writeable'], $attach_config['upload_dir']) . '<br />';
			}
			else
			{
				@fclose($fp);
				unlink_attach($upload_dir . '/0_000000.000');
			}
		}
	}
	else
	{
		//
		// Check FTP Settings
		//
		$server = ( empty($attach_config['ftp_server']) ) ? 'localhost' : $attach_config['ftp_server'];

		$conn_id = @ftp_connect($server);

		if (!$conn_id)
		{
			$error = TRUE;
			$error_msg = sprintf($lang['Ftp_error_connect'], $server) . '<br />';
		}

		$login_result = @ftp_login($conn_id, $attach_config['ftp_user'], $attach_config['ftp_pass']);

		if ( (!$login_result) && (!$error) )
		{
			$error = TRUE;
			$error_msg = sprintf($lang['Ftp_error_login'], $attach_config['ftp_user']) . '<br />';
		}
		
		if (!@ftp_pasv($conn_id, intval($attach_config['ftp_pasv_mode'])))
		{
			$error = TRUE;
			$error_msg = $lang['Ftp_error_pasv_mode'];
		}

		if (!$error)
		{
			//
			// Check Upload
			//
			$tmpfname = @tempnam('/tmp', 't0000');

			@unlink($tmpfname); // unlink for safety on php4.0.3+

			$fp = @fopen($tmpfname, 'w');

			@fwrite($fp, 'test');

			@fclose($fp);

			$result = @ftp_chdir($conn_id, $attach_config['ftp_path']);

			if (!$result)
			{
				$error = TRUE;
				$error_msg = sprintf($lang['Ftp_error_path'], $attach_config['ftp_path']) . '<br />';
			}
			else
			{
				$res = @ftp_put($conn_id, 't0000', $tmpfname, FTP_ASCII);
				
				if (!$res)
				{
					$error = TRUE;
					$error_msg = sprintf($lang['Ftp_error_upload'], $attach_config['ftp_path']) . '<br />';
				}
				else
				{
					$res = @ftp_delete($conn_id, 't0000');

					if (!$res)
					{
						$error = TRUE;
						$error_msg = sprintf($lang['Ftp_error_delete'], $attach_config['ftp_path']) . '<br />';
					}
				}
			}

			@ftp_quit($conn_id);

			@unlink($tmpfname);
		}
	}
	
	if (!$error)
	{
		message_die(GENERAL_MESSAGE, $lang['Test_settings_successful'] . '<br /><br />' . sprintf($lang['Click_return_attach_config'], '<a href="' . append_sid("admin_attachments.$phpEx?mode=manage") . '">', '</a>') . '<br /><br />' . sprintf($lang['Click_return_admin_index'], '<a href="' . append_sid("index.$phpEx?pane=right") . '">', '</a>'));
	}
}

//
// Management
//
if ($submit && $mode == 'manage')
{
	if (!$error)
	{
		message_die(GENERAL_MESSAGE, $lang['Attach_config_updated'] . '<br /><br />' . sprintf($lang['Click_return_attach_config'], '<a href="' . append_sid("admin_attachments.$phpEx?mode=manage") . '">', '</a>') . '<br /><br />' . sprintf($lang['Click_return_admin_index'], '<a href="' . append_sid("index.$phpEx?pane=right") . '">', '</a>'));
	}
}

if ($mode == 'manage')
{

	$template->set_filenames(array(
		'body' => 'admin/attach_manage_body.tpl')
	);

	$yes_no_switches = array('disable_mod', 'allow_pm_attach', 'allow_ftp_upload', 'attachment_topic_review', 'display_order', 'show_apcp', 'ftp_pasv_mode');

	for ($i = 0; $i < count($yes_no_switches); $i++)
	{
		eval("\$" . $yes_no_switches[$i] . "_yes = ( \$new_attach['" . $yes_no_switches[$i] . "'] != '0' ) ? 'checked=\"checked\"' : '';");
		eval("\$" . $yes_no_switches[$i] . "_no = ( \$new_attach['" . $yes_no_switches[$i] . "'] == '0' ) ? 'checked=\"checked\"' : '';");
	}

	if (!function_exists('ftp_connect'))
	{
		$template->assign_block_vars('switch_no_ftp', array());
	}
	else
	{
		$template->assign_block_vars('switch_ftp', array());
	}

	$template->assign_vars(array(
		'L_MANAGE_TITLE' => $lang['Attach_settings'],
		'L_MANAGE_EXPLAIN' => $lang['Manage_attachments_explain'],
		'L_ATTACHMENT_SETTINGS' => $lang['Attach_settings'],