$seedLanguage = 'en_US';
// CRM-16801 This validates that seedLanguage is valid by looking in $langs.
// NB: the variable is initial a $_REQUEST for the initial page reload,
// then becomes a $_POST when the installation form is submitted.
if (isset($_REQUEST['seedLanguage']) and isset($langs[$_REQUEST['seedLanguage']])) {
    $seedLanguage = $_REQUEST['seedLanguage'];
    $tsLocale = $_REQUEST['seedLanguage'];
}
$config = CRM_Core_Config::singleton(FALSE);
$GLOBALS['civicrm_default_error_scope'] = NULL;
// The translation files are in the parent directory (l10n)
$i18n = CRM_Core_I18n::singleton();
// Support for Arabic, Hebrew, Farsi, etc.
// Used in the template.html
$short_lang_code = CRM_Core_I18n_PseudoConstant::shortForLong($tsLocale);
$text_direction = CRM_Core_I18n::isLanguageRTL($tsLocale) ? 'rtl' : 'ltr';
global $cmsPath;
if ($installType == 'drupal') {
    //CRM-6840 -don't force to install in sites/all/modules/
    $object = new CRM_Utils_System_Drupal();
    $cmsPath = $object->cmsRootPath();
    $siteDir = getSiteDir($cmsPath, $_SERVER['SCRIPT_FILENAME']);
    $alreadyInstalled = file_exists($cmsPath . CIVICRM_DIRECTORY_SEPARATOR . 'sites' . CIVICRM_DIRECTORY_SEPARATOR . $siteDir . CIVICRM_DIRECTORY_SEPARATOR . 'civicrm.settings.php');
} elseif ($installType == 'wordpress') {
    $cmsPath = WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . 'civicrm';
    $upload_dir = wp_upload_dir();
    $files_dirname = $upload_dir['basedir'] . DIRECTORY_SEPARATOR . 'civicrm';
    $wp_civi_settings = $upload_dir['basedir'] . DIRECTORY_SEPARATOR . 'civicrm' . DIRECTORY_SEPARATOR . 'civicrm.settings.php';
    $wp_civi_settings_deprectated = CIVICRM_PLUGIN_DIR . 'civicrm.settings.php';
    if (file_exists($wp_civi_settings_deprectated)) {
        $alreadyInstalled = $wp_civi_settings_deprectated;