WB 2.08.x

<?php

// $Id$

/*

 Website Baker Project <http://www.websitebaker.org/>

 Copyright (C) 2004-2009, Ryan Djurovich

 Website Baker 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.

 Website Baker 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.

 You should have received a copy of the GNU General Public License

 along with Website Baker; if not, write to the Free Software

 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

// Check if user uploaded a file

if(!isset($_FILES['userfile'])) {

	header("Location: index.php");

	exit(0);

}

// do not display notices and warnings during installation

error_reporting(E_ALL ^ E_NOTICE ^ E_WARNING);

// Setup admin object

require('../../config.php');

require_once(WB_PATH.'/framework/class.admin.php');

$admin = new admin('Addons', 'modules_install');

// Include the WB functions file

require_once(WB_PATH.'/framework/functions.php');

// Set temp vars

$temp_dir = WB_PATH.'/temp/';

$temp_file = $temp_dir . $_FILES['userfile']['name'];

$temp_unzip = WB_PATH.'/temp/unzip/';

// Try to upload the file to the temp dir

if(!move_uploaded_file($_FILES['userfile']['tmp_name'], $temp_file)) {

	$admin->print_error($MESSAGE['GENERIC']['CANNOT_UPLOAD']);

}

// Include the PclZip class file (thanks to 

require_once(WB_PATH.'/include/pclzip/pclzip.lib.php');

// Remove any vars with name "module_directory"

unset($module_directory);

// Setup the PclZip object

$archive = new PclZip($temp_file);

// Unzip the files to the temp unzip folder

$list = $archive->extract(PCLZIP_OPT_PATH, $temp_unzip);

// Check if uploaded file is a valid Add-On zip file

if (!($list && file_exists($temp_unzip . 'index.php'))) $admin->print_error($MESSAGE['GENERIC']['INVALID_ADDON_FILE']);

// Include the modules info file

require($temp_unzip.'info.php');

// Perform Add-on requirement checks before proceeding

require(WB_PATH . '/framework/addon.precheck.inc.php');

preCheckAddon($temp_file);

// Delete the temp unzip directory

rm_full_dir($temp_unzip);

// Check if the file is valid

if(!isset($module_directory)) {

	if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file

	$admin->print_error($MESSAGE['GENERIC']['INVALID']);

}

// Check if this module is already installed

// and compare versions if so

$new_module_version=$module_version;

$action="install";

if(is_dir(WB_PATH.'/modules/'.$module_directory)) {

	if(file_exists(WB_PATH.'/modules/'.$module_directory.'/info.php')) {

		require(WB_PATH.'/modules/'.$module_directory.'/info.php');

		// Version to be installed is older than currently installed version

		if (versionCompare($module_version, $new_module_version, '>=')) {

			if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file

			$admin->print_error($MESSAGE['GENERIC']['ALREADY_INSTALLED']);

		}

		$action="upgrade";

	}

}

// Check if module dir is writable

if(!is_writable(WB_PATH.'/modules/')) {

	if(file_exists($temp_file)) { unlink($temp_file); } // Remove temp file

	$admin->print_error($MESSAGE['GENERIC']['BAD_PERMISSIONS']);

}

// Set module directory

$module_dir = WB_PATH.'/modules/'.$module_directory;

// Make sure the module dir exists, and chmod if needed

make_dir($module_dir);

// Unzip module to the module dir

$list = $archive->extract(PCLZIP_OPT_PATH, $module_dir);

if(!$list) {

	$admin->print_error($MESSAGE['GENERIC']['CANNOT_UNZIP']);

}

// Delete the temp zip file

if(file_exists($temp_file)) { unlink($temp_file); }

// Chmod all the uploaded files

$dir = dir($module_dir);

while (false !== $entry = $dir->read()) {

	// Skip pointers

	if(substr($entry, 0, 1) != '.' AND $entry != '.svn' AND !is_dir($module_dir.'/'.$entry)) {

		// Chmod file

		change_mode($module_dir.'/'.$entry, 'file');

	}

}

// Run the modules install // upgrade script if there is one

if(file_exists(WB_PATH.'/modules/'.$module_directory.'/'.$action.'.php')) {

	require(WB_PATH.'/modules/'.$module_directory.'/'.$action.'.php');

}

// Print success message

if ($action=="install") {

	// Load module info into DB

	load_module(WB_PATH.'/modules/'.$module_directory, false);

	$admin->print_success($MESSAGE['GENERIC']['INSTALLED']);

} else if ($action=="upgrade") {

	upgrade_module($module_directory, false);

	$admin->print_success($MESSAGE['GENERIC']['UPGRADED']);

}	

// Print admin footer

$admin->print_footer();