File Source for Installer.php

<?php
/**
* @package linea21.externals
* @subpackage Class Installer
* @author Vadim V. Gabriel <vadimg88@gmail.com> - modified by Simon Georget <simon@linea21.com>
* @link http://www.vadimg.co.il/
* @version 1.0.0a
* @license GNU Lesser General Public License
*/
/** Load the template class **/
require_once(INSTALLER_PATH . '/Installer_Template.php');
/**
* Class installer
*
*/
class Installer
{
/**
* Options property
*
* @var array
*/
protected $_options = array();
/**
* View object
*
* @var object
*/
protected $view;
/**
* Language array
*
* @var array
*/
protected $lang = array();
protected $default_lang = U_L;
/**
* Constructor
*
*/
public function __construct()
{
// get lang from browser
$lang = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
if(file_exists('../languages/' .$lang. '/installer.utf-8.php')) {
$this->default_lang = $lang;
} else {
$this->default_lang = 'fr';
}
# Do we have a cookie
if(isset($_COOKIE['lang']) && $_COOKIE['lang'] != '')
{
$this->default_lang = $_COOKIE['lang'];
}
# Change language
if(isset($_POST['lang']) && $_POST['lang'] != '' && $this->default_lang != $_POST['lang'])
{
$path = INSTALLER_PATH . DIRECTORY_SEPARATOR . 'data' . DIRECTORY_SEPARATOR . 'lang' . DIRECTORY_SEPARATOR . $_POST['lang'] . '.php';
$path = '../languages/' .$_POST['lang']. '/installer.utf-8.php';
if(file_exists($path))
{
$this->default_lang = $_POST['lang'];
@setcookie('lang', $this->default_lang, time() + 60 * 60 * 24);
$_POST['lang'] = 0;
$this->nextStep('index');
}
}
# Load the language file
require_once( '../languages/' .$this->default_lang. '/installer.utf-8.php' );
$this->lang = $lang;
# Load the template class
$this->view = new Installer_Template($this->lang);
# Are config files writable?
if(!is_writable('../install/') || !is_writable('../install/installer/data/')) {
$this->view->error($this->lang['L-13']);
}
# Is config folder writable?
if(!is_writable('../config/')) {
$this->view->error($this->lang['L-12']);
}
# Did we run it again?
if(file_exists(INSTALLER_PATH . DIRECTORY_SEPARATOR . 'data' . DIRECTORY_SEPARATOR . 'installer.lock'))
{
$this->view->error($this->lang['L-01']);
}
$allwed_steps = array('index' => 'indexAction', 'db' => 'dbAction', 'cfg' => 'configAction', 'database' => 'dbTables', 'config' => 'configWrite', 'finish' => 'finishInstaller');
if(!in_array($_POST['step'], array_keys($allwed_steps)))
{
$this->nextStep('index');
}
# Display the right step
$this->$allwed_steps[$_POST['step']]($_POST);
}
/**
* Show welcome message
*
*/
public function indexAction()
{
$_SESSION = array(); // unset session
$options = CultureSelectBox('lang', $this->default_lang);
$this->view->vars = array('options' => $options);
$this->view->render('index');
}
/**
* Show database setup stuff
*
*/
public function dbAction()
{
$this->view->render('db');
}
public function configAction()
{
$root_path = str_replace('install', '', ROOT_PATH);
$root_url =str_replace('install/install.php', '', BASE_URL);
$this->view->vars = array('root_url' => $root_url, 'path' => $root_path);
$this->view->render('config');
}
/**
* Handle DB table quries
*
* @param array $options
*/
public function dbTables(array $options)
{
# Make sure we have an array of options
if(!is_array($options))
{
$this->view->error($this->lang['L-02']);
}
# Make sure we have everything we need!
$required_db_options = array('dbtype', 'dbname', 'dbuser', 'dbpass', 'dbhost');
foreach ($required_db_options as $required_db_option)
{
// set in session
if(isset($_SESSION[$required_db_option])) unset ($_SESSION[$required_db_option]);
$_SESSION[$required_db_option] = $options[$required_db_option];
if(!isset($options[$required_db_option]))
{
$this->view->error($this->lang['L-03']);
}
}
# Pass in to the options property
$this->_options = $options;
if($this->_options['dbtype']=='mysql') {
# First test the connection
$link = mysql_connect($this->_options['dbhost'], $this->_options['dbuser'], $this->_options['dbpass']);
if(!$link)
{
$this->view->error($this->lang['L-04']);
}
# Select the DB
$db_selected = mysql_select_db($this->_options['dbname'], $link);
mysql_query("SET NAMES 'utf8'");
if(!$db_selected && $this->_options['create_database']==0)
{
$this->view->error($this->lang['L-05']);
}
elseif (!$db_selected && $this->_options['create_database']==1)
{
# Create the DB
$result = mysql_query("CREATE DATABASE {$this->_options['dbname']}", $link);
if (!$result)
{
$this->view->error(sprintf($this->lang['L-06'], $this->_options['dbname'], htmlspecialchars(mysql_error())));
} else {
$db_selected = mysql_select_db($this->_options['dbname'], $link);
mysql_query("SET NAMES 'utf8'");
}
}
} elseif($this->_options['dbtype']=='pgsql') {
$link= pg_connect('host=' .$this->_options['dbhost']. ' port=5432 dbname=' . $this->_options['dbname'] . ' user=' . $this->_options['dbuser']. ' password=' . $this->_options['dbpass']);
if(!$link)
{
$this->view->error($this->lang['L-04']);
}
}
# Load the database stuff
require_once( '../languages/' .$this->default_lang. '/installer_input.utf-8.php' );
$path = INSTALLER_PATH . DIRECTORY_SEPARATOR . 'data' . DIRECTORY_SEPARATOR . 'database.php' ;
if(!file_exists($path))
{
$this->view->error(sprintf($this->lang['L-07'], $path));
}
$SQL = array();
require_once($path);
$count = 0;
$errors_count = 0;
# Loop if we have any
if(count($SQL))
{
# Start the count
$errors = array();
foreach ($SQL as $query)
{
if($this->_options['dbtype'] == 'mysql') $result = mysql_query($query, $link);
else $result = pg_query($link, $query);
if (!$result)
{
if($this->_options['dbtype'] == 'mysql') $errors[] = sprintf($this->lang['L-08'], htmlspecialchars(mysql_error()));
else $errors[] = sprintf($this->lang['L-08'], htmlspecialchars(pg_last_error()));
$errors_count++;
continue;
}
# Increase it
$count++;
}
}
$error_string = '';
# Did we had any errors?
if(count($errors))
{
$error_string = "<br /><br />".sprintf($this->lang['I-14'], implode("<br /><br />", $errors));
}
# Redirect
$this->view->vars = array('message' => sprintf($this->lang['L-09'], $count, $errors_count, $error_string), 'button' => $error_string ? $this->lang['I-16'] : $this->lang['I-03']);
$this->view->render('dbdone');
}
/**
* Display everything
*
*/
public function display()
{
$this->view->display();
}
/**
* Write the configuration File
*
*/
public function configWrite()
{
global $l21config;
// update main ini file
$ini_r=array();
// database settings
$ini_r['DB_NAME']=$_SESSION['dbname'];
$ini_r['DB_USER']=$_SESSION['dbuser'];
$ini_r['DB_PASS']=$_SESSION['dbpass'];
$ini_r['DB_HOST']=$_SESSION['dbhost'];
$ini_r['LANGUAGE']=$this->default_lang;
if(substr($this->default_lang, 0, 2) == 'en') $ini_r['DATE_FORMAT']="yyyy-mm-dd";
else $ini_r['DATE_FORMAT']="dd-mm-yyyy";
$ini_r['SITE_NAME']=$_POST['SITE_NAME'];
$ini_r['SITE_PATH']=$_POST['SITE_PATH'];
$ini_r['SITE_ROOT_URL']=$_POST['SITE_ROOT_URL'];
// mail settings
$ini_r['SITE_MAIL']=$_POST['MAIL_FROM'];
$ini_r['MAIL_FROM']=$_POST['MAIL_FROM'];
$ini_r['MAIL_FROMNAME']=$_POST['MAIL_FROMNAME'];
$ini_r['MAIL_REPLY']=$_POST['MAIL_FROM'];
$ini_r['MAIL_REPLYNAME']=$_POST['MAIL_FROMNAME'];
$ini_r['SQL']=$_SESSION['dbtype'];
$l21config->setParams($ini_r);
$l21config->writeReleaseParams();
$this->finishInstaller();
}
/**
* Finish the installer proccess
*
*/
public function finishInstaller()
{
# Lock the installer
$path = INSTALLER_PATH . DIRECTORY_SEPARATOR . 'data' . DIRECTORY_SEPARATOR . 'installer.lock';
file_put_contents($path, "installer lock file");
$_SESSION = array();
$this->view->render('finish');
}
/**
* Redirect to the next step
*
* @param string $step
*/
public function nextStep($step)
{
$url = BASE_URL . '?step='.$step;
if(!headers_sent())
{
header('Location: '. $url);
exit;
}
print "<html><body><meta http-equiv='refresh' content='1;url={$url}'></body></html>";
exit;
}
/**
* Redirect screen with a message
*
* @param string $message
*/
public function redirectScreen($message, $step)
{
$this->view->redirect($message, $step);
}
/**
* Destructor
*
*/
public function __destruct()
{
@mysql_close();
@pg_close();
# Clear
unset($this);
}
}

Source for file Installer.php