<?php
 /**
 *
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2013 SugarCRM Inc.
 *
 * SuiteCRM is an extension to SugarCRM Community Edition developed by SalesAgility Ltd.
 * Copyright (C) 2011 - 2020 SalesAgility Ltd.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * 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 Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.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 Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo and "Supercharged by SuiteCRM" logo. If the display of the logos is not
 * reasonably feasible for technical reasons, the Appropriate Legal Notices must
 * display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
 */

if (!defined('sugarEntry')) {
    define('sugarEntry', true);
}

if (!file_exists('./config.php') && file_exists('../../.installed_checked')) {
    header('Location: ../#/install');
}

if (!file_exists('../../.installed_checked')){
    header('Location: ../install.php');
}

// Set Globals
global $sugar_version;
global $current_user, $sugar_config;
global $beanFiles, $beanList;
global $module, $action;
global $disable_date_format;
global $fill_in_rel_depth;
global $layout_defs;
global $dictionary, $buildingRelCache;

require_once 'include/utils.php';
@session_start();
if (isset($_REQUEST['clear_session']) || !empty($_SESSION['loginAttempts'])) {
    session_destroy();
    header('Location: install.php');
    echo 'session clean, page refresh...';
    exit;
}

//  recover smtp settings
if (isset($_POST['smtp_tab_selected'])) {
    $_POST = array_merge($_POST, $_POST[$_POST['smtp_tab_selected']]);
}

/**
 * Check php version
 *
 * If less than minimum we refuse to install.
 */
if (check_php_version() === -1) {
    $msg = 'The recommended PHP version to install SuiteCRM is ';
    $msg .= constant('SUITECRM_PHP_REC_VERSION').'<br />';
    $msg .= 'Although the minimum PHP version required is ';
    $msg .= constant('SUITECRM_PHP_MIN_VERSION').', ';
    $msg .= 'is not recommended due to the large number of fixed bugs, including security fixes, ';
    $msg .= 'released in the more modern versions.<br />';
    $msg .= 'You are using PHP version  '. constant('PHP_VERSION').', which is EOL: <a href="http://php.net/eol.php">http://php.net/eol.php</a>.<br />';
    $msg .= 'Please consider upgrading your PHP version. Instructions on <a href="http://php.net/migration70">http://php.net/migration70</a>. ';
    die($msg);
}

$session_id = session_id();
if (empty($session_id)) {
    @session_start();
}
$GLOBALS['installing'] = true;
define('SUGARCRM_IS_INSTALLING', $GLOBALS['installing']);
$GLOBALS['sql_queries'] = 0;
require_once('include/SugarLogger/LoggerManager.php');
require_once('sugar_version.php');
require_once('suitecrm_version.php');
require_once('install/install_utils.php');
require_once('install/install_defaults.php');
require_once('include/TimeDate.php');
require_once('include/Localization/Localization.php');
require_once('include/SugarTheme/SugarTheme.php');
require_once('include/utils/LogicHook.php');
require_once('data/SugarBean.php');
require_once('include/entryPoint.php');
//check to see if the script files need to be rebuilt, add needed variables to request array
$_REQUEST['root_directory'] = getcwd();
$_REQUEST['js_rebuild_concat'] = 'rebuild';

//Set whether the install is silent or not
global $silentInstall;
$silentInstall = true;

//Todo, check if there is an instance where goto is not set, but a silent install is in place
if (isset($_REQUEST['goto']) && $_REQUEST['goto'] != 'SilentInstall') {
    require_once('jssource/minify.php');
    $silentInstall = false;
}

global $timedate;
$timedate = TimeDate::getInstance();
// cn: set php.ini settings at entry points
setPhpIniSettings();
global $locale;
$locale = new Localization();

$GLOBALS['log'] = LoggerManager::getLogger();
global $setup_sugar_version;
$setup_sugar_version = $suitecrm_version;
global $install_script;
$install_script = true;

///////////////////////////////////////////////////////////////////////////////
//// INSTALL RESOURCE SETUP
$css = 'install/install.css';
$icon = 'include/images/sugar_icon.ico';
$sugar_md = 'include/images/sugar_md_open.png';
$loginImage = 'include/images/suitecrm_login.png';
$common = 'install/installCommon.js';

///////////////////////////////////////////////////////////////////////////////
////	INSTALLER LANGUAGE
function getSupportedInstallLanguages()
{
    $supportedLanguages = array(
        'en_us'	=> 'English (US)',
    );
    if (file_exists('install/lang.config.php')) {
        $config = [];
        include('install/lang.config.php');
        if (!empty($config['languages'])) {
            foreach ($config['languages'] as $k=>$v) {
                if (file_exists('install/language/' . $k . '.lang.php')) {
                    $supportedLanguages[$k] = $v;
                }
            }
        }
    }
    return $supportedLanguages;
}
global $supportedLanguages;
$supportedLanguages = getSupportedInstallLanguages();

// after install language is selected, use that pack
global $default_lang;
$default_lang = 'en_us';
if (!isset($_POST['language']) && (!isset($_SESSION['language']) && empty($_SESSION['language']))) {
    if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) && !empty($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
        $lang = parseAcceptLanguage();
        if (isset($supportedLanguages[$lang])) {
            $_POST['language'] = $lang;
        } else {
            $_POST['language'] = $default_lang;
        }
    }
}

if (isset($_POST['language'])) {
    $_SESSION['language'] = str_replace('-', '_', (string) $_POST['language']);
}

global $current_language;
$current_language = isset($_SESSION['language']) ? $_SESSION['language'] : $default_lang;

if (file_exists("install/language/{$current_language}.lang.php")) {
    require_once("install/language/{$current_language}.lang.php");
} else {
    require_once("install/language/{$default_lang}.lang.php");
}

global $mod_strings;

if ($current_language != 'en_us') {
    $my_mod_strings = $mod_strings;
    include('install/language/en_us.lang.php');
    $mod_strings = sugarLangArrayMerge($mod_strings, $my_mod_strings);
}

global $app_list_strings;
$app_list_strings = return_app_list_strings_language($current_language);
////	END INSTALLER LANGUAGE
///////////////////////////////////////////////////////////////////////////////

//get the url for the helper link
global $help_url;
$help_url = get_help_button_url();

if (isset($sugar_config['installer_locked']) && $sugar_config['installer_locked'] == true) {
    if (!empty($_POST['current_step']) && $_POST['current_step'] === '3' && !empty($_POST['goto']) && $_POST['goto'] === $mod_strings['LBL_NEXT']) {
        session_unset();
        $the_file = 'complete_install.php';
    } else {
        $the_file = 'installDisabled.php';
        $disabled_title = $mod_strings['LBL_DISABLED_DESCRIPTION'];
        $disabled_title_2 = $mod_strings['LBL_DISABLED_TITLE_2'];
        $disabled_text = <<<EOQ
            <p>{$mod_strings['LBL_DISABLED_DESCRIPTION']}</p>
            <pre>
                'installer_locked' => false,
            </pre>
            <p>{$mod_strings['LBL_DISABLED_DESCRIPTION_2']}</p>

            <p>{$mod_strings['LBL_DISABLED_HELP_1']} <a href="{$mod_strings['LBL_DISABLED_HELP_LNK']}" target="_blank">{$mod_strings['LBL_DISABLED_HELP_2']}</a>.</p>
EOQ;

    }
    $the_file = 'install/' . clean_string($the_file, 'FILE');

    if (is_file($the_file)) {
        installerHook('pre_installFileRequire', ['the_file' => $the_file]);
        require($the_file);
        die();
    }
    LoggerManager::getLogger()->fatal('Install file not found: ' . $the_file);
    die('SuiteCRM Installation has been Disabled');
}




//if this license print, then redirect and exit,
if (isset($_REQUEST['page']) && $_REQUEST['page'] == 'licensePrint') {
    include('install/licensePrint.php');
    exit();
}

if (isset($_REQUEST['sugar_body_only']) && $_REQUEST['sugar_body_only'] == "1") {
    //if this is a system check, then just run the check and return,
    //this is an ajax call and there is no need for further processing

    if (isset($_REQUEST['uploadLogoFrame']) && ($_REQUEST['uploadLogoFrame'])) {
        echo 'I\'m an uploader iframe!';
        return;
    }

    // upload company logo
    if (isset($_REQUEST['uploadLogo']) && ($_REQUEST['uploadLogo'])) {
        $filepath = '';
        $errors = array();

        switch ($_FILES['company_logo']['error']) {

            case UPLOAD_ERR_OK:
                $allowedTypes = array(IMAGETYPE_PNG, IMAGETYPE_JPEG/*, IMAGETYPE_GIF */);
                $detectedType = exif_imagetype($_FILES['company_logo']['tmp_name']);
                if (!in_array($detectedType, $allowedTypes)) {
                    $errors[] = $mod_strings['ERR_UPLOAD_FILETYPE'];
                } else {
                    // uploaded image stored in the /custom path instead of put into the original theme directory..

                    mkdir_recursive('custom/' . SugarThemeRegistry::current()->getDefaultImagePath(), true);
                    $tmpvar = explode('?', SugarThemeRegistry::current()->getImageURL('company_logo.png'));
                    $destFile = 'custom/' . $tmpvar[0];
                    if (!move_uploaded_file($_FILES['company_logo']['tmp_name'], $destFile)) {
                        $errors[] = $mod_strings['ERR_LANG_UPLOAD_1'];
                    } else {
                        $filepath = $destFile;
                    }
                }
                break;

            case UPLOAD_ERR_INI_SIZE:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_INI_SIZE'];
                break;

            case UPLOAD_ERR_FORM_SIZE:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_FORM_SIZE'];
                break;

            case UPLOAD_ERR_PARTIAL:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_PARTIAL'];
                break;

            case UPLOAD_ERR_NO_FILE:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_NO_FILE'];
                break;

            case UPLOAD_ERR_NO_TMP_DIR:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_NO_TMP_DIR'];
                break;

            case UPLOAD_ERR_CANT_WRITE:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_CANT_WRITE'];
                break;

            case UPLOAD_ERR_EXTENSION:
                $errors[] = $mod_strings['ERR_UPLOAD_FILE_UPLOAD_ERR_EXTENSION'];
                break;
            default:
                $errors[] = $mod_strings['ERR_LANG_UPLOAD_UNKNOWN'];
                break;
        }


        $result['filepath'] = $filepath;
        $result['errors'] = $errors ? $errors : false;

        // TODO--low: validate file size & image width/height and save, show status result to client js

        if (isset($_REQUEST['callback']) && $_REQUEST['callback'] === 'uploadLogoCallback') {
            echo "<script>window.top.window.uploadLogoCallback(" . json_encode($result) . ");</script>";
        }

        return;
    }

    if (isset($_REQUEST['storeConfig']) && ($_REQUEST['storeConfig'])) {
        // store configuration by form to session
        if (!isset($_SESSION)) {
            session_start();
        }
        $_SESSION = array_merge($_SESSION, $_POST);

        // TODO--low: don't forget the custom type install settings! validate here..
//        if(count($validation_errors = validate_dbConfig('a')) > 0) {
//            $si_errors = true;
//        }
//        else if(count($validation_errors = validate_siteConfig('a')) > 0) {
//            $si_errors = true;
//        }
//        else if(count($validation_errors = validate_siteConfig('b')) > 0) {
//            $si_errors = true;
//        }

        if (!empty($sugar_config['dbconfig'])) {
            try {
                global $db;
                $db = DBManagerFactory::getInstance();
                $db->disconnect();
            } catch (\Exception $e) {
                $validation_errors[] = $mod_strings['LBL_DB_CONN_ERR'] . ': ' . $e->getMessage();
            }
        }

        $errors = '';
        if (isset($validation_errors) && is_array($validation_errors)) {
            if (count($validation_errors) > 0) {
                // $errors  = '<div id="errorMsgs">';
                $errors .= '<p>'.$mod_strings['LBL_SITECFG_FIX_ERRORS'].'</p><ul>';
                foreach ($validation_errors as $error) {
                    $errors .= '<li class="error">' . $error . '</li>';
                }
                $errors .= '</ul>'; //</div>';
            }
        }

        echo $errors;
        return;
    }

    if (isset($_REQUEST['checkInstallSystem']) && ($_REQUEST['checkInstallSystem'])) {
        require_once('install/installSystemCheck.php');
        echo runCheck($install_script, $mod_strings);
        return;
    }

    //if this is a DB Settings check, then just run the check and return,
    //this is an ajax call and there is no need for further processing
    if (isset($_REQUEST['checkDBSettings']) && ($_REQUEST['checkDBSettings'])) {
        require_once('install/checkDBSettings.php');
        echo checkDBSettings();
        return;
    }
}

//maintaining the install_type if earlier set to custom
if (isset($_REQUEST['install_type']) && $_REQUEST['install_type'] == 'custom') {
    $_SESSION['install_type'] = $_REQUEST['install_type'];
}

//set the default settings into session
foreach ($installer_defaults as $key =>$val) {
    if (!isset($_SESSION[$key])) {
        $_SESSION[$key] = $val;
    }
}

// always perform
clean_special_arguments();
print_debug_comment();
$next_clicked = false;
$next_step = 0;

$workflow = array() ;
// If less then recommended PHP version, insert old_php.pho into workflow.
if (check_php_version() === 0) {
    $workflow[] = 'old_php.php';
}
// use a simple array to map out the steps of the installer page flow
$workflow[] = 'welcome.php';
$workflow[] = 'ready.php';

// TODO-g: remove these files..
//'license.php',
//'installType.php',
//);
$workflow[] = 'installConfig.php';
//$workflow[] =  'systemOptions.php';
//$workflow[] = 'dbConfig_a.php';
//$workflow[] = 'dbConfig_b.php';

//define web root, which will be used as default for site_url
if ($_SERVER['SERVER_PORT']=='80') {
    $web_root = $_SERVER['SERVER_NAME'].$_SERVER['PHP_SELF'];
} else {
    $web_root = $_SERVER['SERVER_NAME'].':'.$_SERVER['SERVER_PORT'].$_SERVER['PHP_SELF'];
}
$web_root = str_replace("/install.php", "", $web_root);
$web_root = "http://$web_root";

if (!isset($_SESSION['oc_install']) || $_SESSION['oc_install'] == false) {
    //$workflow[] = 'siteConfig_a.php';
    if (isset($_SESSION['install_type']) && !empty($_SESSION['install_type']) &&
        $_SESSION['install_type'] == 'custom') {
        $workflow[] = 'siteConfig_b.php';
    }
} else {
    if (is_readable('config.php')) {
        require_once('config.php');
    }
}

if (empty($sugar_config['cache_dir']) && !empty($_SESSION['cache_dir'])) {
    $sugar_config['cache_dir'] = $_SESSION['cache_dir'];
}

// set the form's php var to the loaded config's var else default to sane settings
if (!isset($_SESSION['setup_site_url'])  || empty($_SESSION['setup_site_url'])) {
    if (isset($sugar_config['site_url']) && !empty($sugar_config['site_url'])) {
        $_SESSION['setup_site_url']= $sugar_config['site_url'];
    } else {
        $_SESSION['setup_site_url']= $web_root;
    }
}

if (!isset($_SESSION['setup_system_name']) || empty($_SESSION['setup_system_name'])) {
    $_SESSION['setup_system_name'] = 'SugarCRM';
}
if (!isset($_SESSION['setup_site_session_path']) || empty($_SESSION['setup_site_session_path'])) {
    $_SESSION['setup_site_session_path'] = (isset($sugar_config['session_dir'])) ? $sugar_config['session_dir'] : '';
}
if (!isset($_SESSION['setup_site_log_dir']) || empty($_SESSION['setup_site_log_dir'])) {
    $_SESSION['setup_site_log_dir'] = (isset($sugar_config['log_dir'])) ? $sugar_config['log_dir'] : '.';
}
if (!isset($_SESSION['setup_site_guid']) || empty($_SESSION['setup_site_guid'])) {
    $_SESSION['setup_site_guid'] = (isset($sugar_config['unique_key'])) ? $sugar_config['unique_key'] : '';
}
if (!isset($_SESSION['cache_dir']) || empty($_SESSION['cache_dir'])) {
    $_SESSION['cache_dir'] = isset($sugar_config['cache_dir']) ? $sugar_config['cache_dir'] : 'cache/';
}

//$workflow[] = 'confirmSettings.php';
$workflow[] = 'performSetup.php';

if (!isset($_SESSION['oc_install']) ||  $_SESSION['oc_install'] == false) {
    if (isset($_SESSION['install_type'])  && !empty($_SESSION['install_type'])  && $_SESSION['install_type']=='custom') {
        //$workflow[] = 'download_patches.php';
        $workflow[] = 'download_modules.php';
    }
}

//$workflow[] = 'register.php';
$workflow[] = 'complete_install.php';


// increment/decrement the workflow pointer
if (!empty($_REQUEST['goto'])) {
    switch ($_REQUEST['goto']) {
        case $mod_strings['LBL_CHECKSYS_RECHECK']:
            $next_step = $_REQUEST['current_step'];
            break;
        case $mod_strings['LBL_BACK']:
            $next_step = $_REQUEST['current_step'] - 1;
            break;
        case 'resend':
        case $mod_strings['LBL_NEXT']:
        case $mod_strings['LBL_START']:
            $next_step = $_REQUEST['current_step'] + 1;
            $next_clicked = true;
            break;
        case 'SilentInstall':
            $next_step = 9999;
            break;
        case 'oc_convert':
            $next_step = 9191;
            break;
    }
}
// Add check here to see if a silent install config file exists; if so then launch silent installer
elseif (is_file('config_si.php') && empty($sugar_config['installer_locked'])) {
    $langHeader = get_language_header();

    echo <<<EOHTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html {$langHeader}>
<head>
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   <meta http-equiv="Content-Style-Type" content="text/css">
   <meta http-equiv="Refresh" content="1; url=install.php?goto=SilentInstall&cli=true">
   <title>{$mod_strings['LBL_WIZARD_TITLE']} {$mod_strings['LBL_TITLE_WELCOME']} {$setup_sugar_version} {$mod_strings['LBL_WELCOME_SETUP_WIZARD']}</title>
   <link REL="SHORTCUT ICON" HREF="{$icon}">
   <link rel="stylesheet" href="{$css}" type="text/css">
</head>
<body>
    <table cellspacing="0" cellpadding="0" border="0" align="center" class="shell">
    <tr>
        <td colspan="2" id="help"><a href="{$help_url}" target='_blank'>{$mod_strings['LBL_HELP']} </a></td></tr>
    <tr>
      <th width="500">
		<p>
		<img src="{$sugar_md}" alt="SugarCRM" border="0">
		</p>
		{$mod_strings['LBL_TITLE_WELCOME']} {$setup_sugar_version} {$mod_strings['LBL_WELCOME_SETUP_WIZARD']}</th>

      <th width="200" height="30" style="text-align: right;"><a href="http://www.sugarcrm.com" target="_blank"><IMG src="{$loginImage}" alt="SugarCRM" border="0"></a>
      </th>
    </tr>
    <tr>
      <td colspan="2"  id="ready_image"><IMG src="include/images/install_themes.jpg" width="698" height="247" alt="Sugar Themes" border="0"></td>
    </tr>

    <tr>
      <td colspan="2" id="ready">{$mod_strings['LBL_LAUNCHING_SILENT_INSTALL']} </td>
    </tr>
    </table>
</body>
</html>
EOHTML;
    die();
}



$exclude_files = array('complete_install.php','register.php','download_modules.php');

if (isset($next_step) && isset($workflow[$next_step]) && !in_array($workflow[$next_step], $exclude_files) && isset($sugar_config['installer_locked']) && $sugar_config['installer_locked'] == true) {
    $the_file = 'installDisabled.php';
    $disabled_title = $mod_strings['LBL_DISABLED_DESCRIPTION'];
    $disabled_title_2 = $mod_strings['LBL_DISABLED_TITLE_2'];
    $disabled_text =<<<EOQ
		<p>{$mod_strings['LBL_DISABLED_DESCRIPTION']}</p>
		<pre>
			'installer_locked' => false,
		</pre>
		<p>{$mod_strings['LBL_DISABLED_DESCRIPTION_2']}</p>

		<p>{$mod_strings['LBL_DISABLED_HELP_1']} <a href="{$mod_strings['LBL_DISABLED_HELP_LNK']}" target="_blank">{$mod_strings['LBL_DISABLED_HELP_2']}</a>.</p>
EOQ;
} else {
    $validation_errors = array();
    // process the data posted
    if ($next_clicked) {
        // store the submitted data because the 'Next' button was clicked
        switch ($workflow[trim($_REQUEST['current_step'])]) {
        case 'old_php.php':
        $_SESSION['language'] = $_REQUEST['language'];
        $_SESSION['setup_old_php'] = get_boolean_from_request('setup_old_php');
        break;

    case 'welcome.php':
            $_SESSION['language'] = $_REQUEST['language'];
            $_SESSION['setup_site_admin_user_name'] = 'admin';
//        break;
//      case 'license.php':
                $_SESSION['setup_license_accept']   = get_boolean_from_request('setup_license_accept');
                $_SESSION['license_submitted']      = true;


                // eventually default all vars here, with overrides from config.php
                if (is_readable('config.php')) {
                    global $sugar_config;
                    include_once('config.php');
                }

                $default_db_type = 'mysql';

                if (!isset($_SESSION['setup_db_type'])) {
                    $_SESSION['setup_db_type'] = empty($sugar_config['dbconfig']['db_type']) ? $default_db_type : $sugar_config['dbconfig']['db_type'];
                }

                break;
            //TODO--low: add this functionality to installConfig.php
            case 'installType.php':
                $_SESSION['install_type']   = $_REQUEST['install_type'];
                if (isset($_REQUEST['setup_license_key']) && !empty($_REQUEST['setup_license_key'])) {
                    $_SESSION['setup_license_key']  = $_REQUEST['setup_license_key'];
                }
                $_SESSION['licenseKey_submitted']      = true;



                break;

            case 'installConfig.php':

                //case 'systemOptions.php':
                if (isset($_REQUEST['setup_db_type'])) {
                    $_SESSION['setup_db_type'] = $_REQUEST['setup_db_type'];
                }
                $validation_errors = validate_systemOptions();
                if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0) {
                    $next_step--;
                }
                //break;

                //case 'dbConfig_a.php':
                //validation is now done through ajax call to checkDBSettings.php
                if (isset($_REQUEST['setup_db_drop_tables'])) {
                    $_SESSION['setup_db_drop_tables'] = $_REQUEST['setup_db_drop_tables'];
                    if ($_SESSION['setup_db_drop_tables']=== true || $_SESSION['setup_db_drop_tables'] == 'true') {
                        $_SESSION['setup_db_create_database'] = false;
                    }
                }
                //break;

                //case 'siteConfig_a.php':
                if (isset($_REQUEST['setup_site_url'])) {
                    $_SESSION['setup_site_url']          = $_REQUEST['setup_site_url'];
                }
                if (isset($_REQUEST['setup_system_name'])) {
                    $_SESSION['setup_system_name']    = $_REQUEST['setup_system_name'];
                }
                if (isset($_REQUEST['setup_db_collation'])) {
                    $_SESSION['setup_db_options']['collation'] = $_REQUEST['setup_db_collation'];
		}
		if(isset($_REQUEST['setup_db_charset'])) {
                    $_SESSION['setup_db_options']['charset'] = $_REQUEST['setup_db_charset'];
                }
                $_SESSION['setup_site_admin_user_name']             = $_REQUEST['setup_site_admin_user_name'];
                $_SESSION['setup_site_admin_password']              = $_REQUEST['setup_site_admin_password'];
                $_SESSION['setup_site_admin_password_retype']       = $_REQUEST['setup_site_admin_password_retype'];
                $_SESSION['siteConfig_submitted']               = true;

                $validation_errors = array();
                $validation_errors = validate_siteConfig('a');
                if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0 || $_REQUEST['goto'] == 'resend') {
                    $next_step--;
                }
                //break;
                // add old custom install settings to new install form
                //case 'siteConfig_b.php':
                $_SESSION['setup_site_sugarbeet_automatic_checks'] = get_boolean_from_request('setup_site_sugarbeet_automatic_checks');

                $_SESSION['setup_site_custom_session_path']     = get_boolean_from_request('setup_site_custom_session_path');
                if ($_SESSION['setup_site_custom_session_path']) {
                    $_SESSION['setup_site_session_path']            = $_REQUEST['setup_site_session_path'];
                } else {
                    $_SESSION['setup_site_session_path'] = '';
                }

                $_SESSION['setup_site_custom_log_dir']          = get_boolean_from_request('setup_site_custom_log_dir');
                if ($_SESSION['setup_site_custom_log_dir']) {
                    $_SESSION['setup_site_log_dir']                 = $_REQUEST['setup_site_log_dir'];
                } else {
                    $_SESSION['setup_site_log_dir'] = '.';
                }

                $_SESSION['setup_site_specify_guid']            = get_boolean_from_request('setup_site_specify_guid');
                if ($_SESSION['setup_site_specify_guid']) {
                    $_SESSION['setup_site_guid']                    = $_REQUEST['setup_site_guid'];
                } else {
                    $_SESSION['setup_site_guid'] = '';
                }
                $_SESSION['siteConfig_submitted']               = true;
                if (isset($_REQUEST['setup_site_sugarbeet_anonymous_stats'])) {
                    $_SESSION['setup_site_sugarbeet_anonymous_stats'] = get_boolean_from_request('setup_site_sugarbeet_anonymous_stats');
                } else {
                    $_SESSION['setup_site_sugarbeet_anonymous_stats'] = 0;
                }

                $validation_errors = array();
                $validation_errors = validate_siteConfig('b');
                if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0) {
                    $next_step--;
                }
                break;
        }
    }

    if ($next_step == 9999) {
        $the_file = 'SilentInstall';
    } elseif ($next_step == 9191) {
        $_SESSION['oc_server_url']	= $_REQUEST['oc_server_url'];
        $_SESSION['oc_username']    = $_REQUEST['oc_username'];
        $_SESSION['oc_password']   	= $_REQUEST['oc_password'];
        $the_file = 'oc_convert.php';
    } elseif ($next_step === 9) {
        $the_file = $workflow[4];
    } else {
        $the_file = $workflow[$next_step];
    }

    switch ($the_file) {
    case 'old_php.php':
    case 'welcome.php':
    case 'license.php':
            //
            // Check to see if session variables are working properly
            //
            $_SESSION['test_session'] = 'sessions are available';
        @session_write_close();
            unset($_SESSION['test_session']);
        @session_start();

            if (!isset($_SESSION['test_session'])) {
                $the_file = 'installDisabled.php';
                // PHP.ini location -
                $phpIniLocation = get_cfg_var("cfg_file_path");
                $disabled_title = $mod_strings['LBL_SESSION_ERR_TITLE'];
                $disabled_title_2 = $mod_strings['LBL_SESSION_ERR_TITLE'];
                $disabled_text = $mod_strings['LBL_SESSION_ERR_DESCRIPTION']."<pre>{$phpIniLocation}</pre>";
                break;
            }
            // check to see if installer has been disabled
            if (is_readable('config.php') && (filesize('config.php') > 0)) {
                include_once('config.php');

                if (!isset($sugar_config['installer_locked']) || $sugar_config['installer_locked'] == true) {
                    $the_file = 'installDisabled.php';
                    $disabled_title = $mod_strings['LBL_DISABLED_DESCRIPTION'];
                    $disabled_title_2 = $mod_strings['LBL_DISABLED_TITLE_2'];
                    $disabled_text =<<<EOQ
					<p>{$mod_strings['LBL_DISABLED_DESCRIPTION']}</p>
					<pre>
						'installer_locked' => false,
					</pre>
					<p>{$mod_strings['LBL_DISABLED_DESCRIPTION_2']}</p>

					<p>{$mod_strings['LBL_DISABLED_HELP_1']} <a href="{$mod_strings['LBL_DISABLED_HELP_LNK']}" target="_blank">{$mod_strings['LBL_DISABLED_HELP_2']}</a>.</p>
EOQ;
                    //if this is an offline client installation but the conversion did not succeed,
                    //then try to convert again
                    if (isset($sugar_config['disc_client']) && $sugar_config['disc_client'] == true && isset($sugar_config['oc_converted']) && $sugar_config['oc_converted'] == false) {
                        header('Location: index.php?entryPoint=oc_convert&first_time=true');
                        exit();
                    }
                }
            }
            break;
        case 'register.php':
        case 'complete_install.php':
            session_unset();
            break;
        case 'SilentInstall':
            $si_errors = false;
            pullSilentInstallVarsIntoSession();

            /*
             * Make sure we are using the correct unique_key. The logic
             * to save a custom unique_key happens lower in the process.
             * However because of the initial FTS check we are already
             * relying on this value which will not get reinitialized
             * when we actual need it during index creation because
             * SilentInstaller runs in one single process.
             */
            if (!empty($_SESSION['setup_site_specify_guid']) && !empty($_SESSION['setup_site_guid'])) {
                $sugar_config['unique_key'] = $_SESSION['setup_site_guid'];
            } else {
                $sugar_config['unique_key'] = md5(create_guid());
            }

            $validation_errors = validate_dbConfig();
            if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0) {
                $the_file = 'dbConfig_a.php';
                $si_errors = true;
            }
            $validation_errors = validate_siteConfig('a');
            if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0) {
                $the_file = 'siteConfig_a.php';
                $si_errors = true;
            }
            $validation_errors = validate_siteConfig('b');
            if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0) {
                $the_file = 'siteConfig_b.php';
                $si_errors = true;
            }

            if (!$si_errors) {
                $the_file = 'performSetup.php';
            }
            require_once('jssource/minify.php');
            //since this is a SilentInstall we still need to make sure that
            //the appropriate files are writable
            // config.php
            make_writable('./config.php');

            // custom dir
            make_writable('./custom');

            // modules dir
            recursive_make_writable('./modules');

            // cache dir
            create_writable_dir(sugar_cached('custom_fields'));
            create_writable_dir(sugar_cached('dyn_lay'));
            create_writable_dir(sugar_cached('images'));
            create_writable_dir(sugar_cached('modules'));
            create_writable_dir(sugar_cached('layout'));
            create_writable_dir(sugar_cached('pdf'));
            create_writable_dir(sugar_cached('upload/import'));
            create_writable_dir(sugar_cached('xml'));
            create_writable_dir(sugar_cached('include/javascript'));
            recursive_make_writable(sugar_cached('modules'));

            // public dir
            recursive_make_writable('./public');

            // check whether we're getting this request from a command line tool
            // we want to output brief messages if we're outputting to a command line tool
            $cli_mode = false;
            if (isset($_REQUEST['cli']) && ($_REQUEST['cli'] == 'true')) {
                $_SESSION['cli'] = true;
                // if we have errors, just shoot them back now
                if ((is_countable($validation_errors) ? count($validation_errors) : 0) > 0) {
                    foreach ($validation_errors as $error) {
                        print($mod_strings['ERR_ERROR_GENERAL']."\n");
                        print("    " . $error . "\n");
                        print("Exit 1\n");
                        exit(1);
                    }
                }
            }
            break;
    }
}


$the_file = 'install/' . clean_string($the_file, 'FILE');

if (is_file($the_file)) {
    installerHook('pre_installFileRequire', ['the_file' => $the_file]);
    require($the_file);
    installerHook('post_installFileRequire', ['the_file' => $the_file]);
} else {
    LoggerManager::getLogger()->fatal('Install file not found: ' . $the_file);
}
