migrateUtil.php
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<?php
/**
* Migrater Utilities Library
*
* KnowledgeTree Community Edition
* Document Management Made Simple
* Copyright(C) 2008,2009 KnowledgeTree Inc.
* Portions copyright The Jam Warehouse Software(Pty) Limited
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 3 as published by the
* Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
* California 94120-7775, or email info@knowledgetree.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* KnowledgeTree" logo and retain the original copyright notice. If the display of the
* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
* must display the words "Powered by KnowledgeTree" and retain the original
* copyright notice.
*
* @copyright 2008-2009, KnowledgeTree Inc.
* @license GNU General Public License version 3
* @author KnowledgeTree Team
* @package Migrater
* @version Version 0.1
*/
class MigrateUtil {
private $bootstrap = null;
/**
* Constructs migrateation object
*
* @author KnowledgeTree Team
* @access public
*/
public function __construct() {
require_once("../wizard/installUtil.php");
$this->bootstrap = new InstallUtil();
}
/**
* Check if system needs to be migrated
*
* @author KnowledgeTree Team
* @access public
* @param none
* @return boolean
*/
public function isSystemMigrateed() {
if (file_exists(dirname(__FILE__)."/migrate")) {
return true;
}
return false;
}
public function error($error) {
$template_vars['error'] = $error;
$file = "templates/error.tpl";
if (!file_exists($file)) {
return false;
}
extract($template_vars); // Extract the vars to local namespace
ob_start();
include($file);
$contents = ob_get_contents();
ob_end_clean();
echo $contents;
}
/**
* Check if system needs to be migrated
*
* @author KnowledgeTree Team
* @access public
* @param none
* @return mixed
*/
public function checkStructurePermissions() {
// Check if Wizard Directory is writable
if(!$this->_checkPermission(WIZARD_DIR)) {
return 'migrate';
}
return true;
}
/**
* Check whether a given directory / file path exists and is writable
*
* @author KnowledgeTree Team
* @access private
* @param string $dir The directory / file to check
* @param boolean $create Whether to create the directory if it doesn't exist
* @return array The message and css class to use
*/
private function _checkPermission($dir)
{
if(is_readable($dir) && is_writable($dir)) {
return true;
} else {
return false;
}
}
public function loadInstallDBUtil() {
require_once("../wizard/dbUtil.php");
return new dbUtil();
}
public function loadInstallUtil() {
require_once("../wizard/steps/services.php");
return new services();
}
public function loadInstallServices() {
$s = $this->loadInstallUtil();
return $s->getServices();
}
public function loadInstallService($serviceName) {
require_once("../wizard/lib/services/service.php");
require_once("../wizard/lib/services/".OS."Service.php");
require_once("../wizard/lib/services/$serviceName.php");
return new $serviceName();
}
public function loadInstallIni($path) {
require_once("../wizard/ini.php");
return new Ini($path);
}
public function redirect($url, $exit = true, $rfc2616 = false)
{
return $this->bootstrap->redirect($url, $exit = true, $rfc2616 = false);
}
public function absoluteURI($url = null, $protocol = null, $port = null)
{
return $this->bootstrap->absoluteURI($url = null, $protocol = null, $port = null);
}
/**
* Portably execute a command on any of the supported platforms.
*
* @author KnowledgeTree Team
* @access public
* @param string $aCmd
* @param array $aOptions
* @return array
*/
public function pexec($aCmd, $aOptions = null) {
return $this->bootstrap->pexec($aCmd, $aOptions = null);
}
}
?>