/**
* Delete sub-language.
* In order to avoid deletion of main laguages, we check the existence of a parent
* @param Integer The parent id
* @return bool True on success, false on error
*/
public static function remove_sub_language($parent_id, $sub_language_id)
{
if (empty($parent_id) or intval($parent_id) != $parent_id or empty($sub_language_id) or intval($sub_language_id) != $sub_language_id) {
return false;
}
$tbl_admin_languages = Database::get_main_table(TABLE_MAIN_LANGUAGE);
$sql = 'SELECT dokeos_folder FROM ' . $tbl_admin_languages . ' WHERE parent_id = ' . $parent_id . ' and id = ' . $sub_language_id;
$res = Database::query($sql);
if ($res === false or Database::num_rows($res) < 1) {
return false;
}
$row = Database::fetch_assoc($res);
$res = SubLanguageManager::remove_language_directory($row['dokeos_folder']);
if ($res === false) {
return false;
}
//can't delete dir, so do not delete language record
$sql = 'DELETE FROM ' . $tbl_admin_languages . ' WHERE id="' . Database::escape_string($sub_language_id) . '" ';
$res = Database::query($sql);
return $res;
}
if ($index_information == 'execute_add' && $value_information === true) {
$allow_insert_info = true;
}
}
if (strlen($original_name) > 0 && strlen($english_name) > 0 && strlen($isocode) > 0) {
if ($allow_insert_info === true && $language_id_exist === true) {
$english_name = str_replace(' ', '_', $english_name);
//Fixes BT#1636
$english_name = api_strtolower($english_name);
$isocode = str_replace(' ', '_', $isocode);
$str_info = '<br/>' . get_lang('OriginalName') . ' : ' . $original_name . '<br/>' . get_lang('EnglishName') . ' : ' . $english_name . '<br/>' . get_lang('PlatformCharsetTitle') . ' : ' . $isocode;
$mkdir_result = SubLanguageManager::add_language_directory($english_name);
if ($mkdir_result) {
$sl_id = add_sub_language($original_name, $english_name, $isocode, $sublanguage_available, $parent_id);
if ($sl_id === false) {
SubLanguageManager::remove_language_directory($english_name);
$msg .= Display::return_message(get_lang('LanguageDirectoryNotWriteableContactAdmin'), 'error');
} else {
// Here we build the confirmation message and we send the user to the sub language terms definition page, using a little hack - see #3712
$_SESSION['msg'] = Display::return_message(get_lang('TheNewSubLanguageHasBeenAdded') . $str_info . $link, 'confirm', false);
unset($interbreadcrumb);
$_GET['sub_language_id'] = $_REQUEST['sub_language_id'] = $sl_id;
require 'sub_language.php';
exit;
}
} else {
$msg .= Display::return_message(get_lang('LanguageDirectoryNotWriteableContactAdmin'), 'error');
}
} else {
if ($language_id_exist === false) {
$msg .= Display::return_message(get_lang('LanguageParentNotExist'), 'error');
