<?php
/**
 *  PHP Mikrotik Billing (https://github.com/hotspotbilling/phpnuxbill/)
 *  by https://t.me/ibnux
 **/
_admin();
$ui->assign('_title', $_L['Settings']);
$ui->assign('_system_menu', 'settings');

$action = $routes['1'];
$admin = Admin::_info();
$ui->assign('_admin', $admin);

switch ($action) {
    case 'app':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }
        if (file_exists('system/uploads/logo.png')) {
            $logo = 'system/uploads/logo.png?' . time();
        } else {
            $logo = 'system/uploads/logo.default.png';
        }
        $ui->assign('logo', $logo);
        if(empty($_c['radius_client'])){
            try{
                $_c['radius_client'] = Radius::getClient();
                $ui->assign('_c', $_c);
            }catch(Exception $e){
                //ignore
            }
        }
        $themes = [];
        $files = scandir('ui/themes/');
        foreach ($files as $file) {
            if (is_dir('ui/themes/' . $file) && !in_array($file, ['.', '..'])) {
                $themes[] = $file;
            }
        }
        $ui->assign('themes', $themes);
        run_hook('view_app_settings'); #HOOK
        $ui->display('app-settings.tpl');
        break;

    case 'localisation':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }
        $folders = [];
        $files = scandir('system/lan/');
        foreach ($files as $file) {
            if (is_dir('system/lan/' . $file) && !in_array($file, ['.', '..'])) {
                $folders[] = $file;
            }
        }
        $ui->assign('lan', $folders);
        $timezonelist = Timezone::timezoneList();
        $ui->assign('tlist', $timezonelist);
        $ui->assign('xjq', ' $("#tzone").select2(); ');
        run_hook('view_localisation'); #HOOK
        $ui->display('app-localisation.tpl');
        break;

    case 'users':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }

        $ui->assign('xfooter', '<script type="text/javascript" src="ui/lib/c/users.js"></script>');

        $username = _post('username');
        if ($username != '') {
            $paginator = Paginator::bootstrap('tbl_users', 'username', '%' . $username . '%');
            $d = ORM::for_table('tbl_users')->where_like('username', '%' . $username . '%')->offset($paginator['startpoint'])->limit($paginator['limit'])->order_by_asc('id')->find_many();
        } else {
            $paginator = Paginator::bootstrap('tbl_users');
            $d = ORM::for_table('tbl_users')->offset($paginator['startpoint'])->limit($paginator['limit'])->order_by_asc('id')->find_many();
        }

        $ui->assign('d', $d);
        $ui->assign('paginator', $paginator);
        run_hook('view_list_admin'); #HOOK
        $ui->display('users.tpl');
        break;

    case 'users-add':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }
        run_hook('view_add_admin'); #HOOK
        $ui->display('users-add.tpl');
        break;

    case 'users-edit':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }

        $id  = $routes['2'];
        $d = ORM::for_table('tbl_users')->find_one($id);
        if ($d) {
            $ui->assign('d', $d);
            run_hook('view_edit_admin'); #HOOK
            $ui->display('users-edit.tpl');
        } else {
            r2(U . 'settings/users', 'e', $_L['Account_Not_Found']);
        }
        break;

    case 'users-delete':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }

        $id  = $routes['2'];
        if (($admin['id']) == $id) {
            r2(U . 'settings/users', 'e', 'Sorry You can\'t delete yourself');
        }
        $d = ORM::for_table('tbl_users')->find_one($id);
        if ($d) {
            run_hook('delete_admin'); #HOOK
            $d->delete();
            r2(U . 'settings/users', 's', $_L['User_Delete_Ok']);
        } else {
            r2(U . 'settings/users', 'e', $_L['Account_Not_Found']);
        }
        break;

    case 'users-post':
        $username = _post('username');
        $fullname = _post('fullname');
        $password = _post('password');
        $cpassword = _post('cpassword');
        $user_type = _post('user_type');
        $msg = '';
        if (Validator::Length($username, 16, 2) == false) {
            $msg .= 'Username should be between 3 to 15 characters' . '<br>';
        }
        if (Validator::Length($fullname, 26, 2) == false) {
            $msg .= 'Full Name should be between 3 to 25 characters' . '<br>';
        }
        if (!Validator::Length($password, 15, 5)) {
            $msg .= 'Password should be between 6 to 15 characters' . '<br>';
        }
        if ($password != $cpassword) {
            $msg .= 'Passwords does not match' . '<br>';
        }

        $d = ORM::for_table('tbl_users')->where('username', $username)->find_one();
        if ($d) {
            $msg .= $_L['account_already_exist'] . '<br>';
        }
        $date_now = date("Y-m-d H:i:s");
        run_hook('add_admin'); #HOOK
        if ($msg == '') {
            $password = Password::_crypt($password);
            $d = ORM::for_table('tbl_users')->create();
            $d->username = $username;
            $d->fullname = $fullname;
            $d->password = $password;
            $d->user_type = $user_type;
            $d->status = 'Active';
            $d->creationdate = $date_now;

            $d->save();

            _log('[' . $admin['username'] . ']: ' . $_L['account_created_successfully'], 'Admin', $admin['id']);
            r2(U . 'settings/users', 's', $_L['account_created_successfully']);
        } else {
            r2(U . 'settings/users-add', 'e', $msg);
        }
        break;

    case 'users-edit-post':
        $username = _post('username');
        $fullname = _post('fullname');
        $password = _post('password');
        $cpassword = _post('cpassword');

        $msg = '';
        if (Validator::Length($username, 16, 2) == false) {
            $msg .= 'Username should be between 3 to 15 characters' . '<br>';
        }
        if (Validator::Length($fullname, 26, 2) == false) {
            $msg .= 'Full Name should be between 3 to 25 characters' . '<br>';
        }
        if ($password != '') {
            if (!Validator::Length($password, 15, 5)) {
                $msg .= 'Password should be between 6 to 15 characters' . '<br>';
            }
            if ($password != $cpassword) {
                $msg .= 'Passwords does not match' . '<br>';
            }
        }

        $id = _post('id');
        $d = ORM::for_table('tbl_users')->find_one($id);
        if ($d) {
        } else {
            $msg .= $_L['Data_Not_Found'] . '<br>';
        }

        if ($d['username'] != $username) {
            $c = ORM::for_table('tbl_users')->where('username', $username)->find_one();
            if ($c) {
                $msg .= $_L['account_already_exist'] . '<br>';
            }
        }
        run_hook('edit_admin'); #HOOK
        if ($msg == '') {
            $d->username = $username;
            if ($password != '') {
                $password = Password::_crypt($password);
                $d->password = $password;
            }

            $d->fullname = $fullname;
            if (($admin['id']) != $id) {
                $user_type = _post('user_type');
                $d->user_type = $user_type;
            }

            $d->save();

            _log('[' . $admin['username'] . ']: ' . $_L['User_Updated_Successfully'], 'Admin', $admin['id']);
            r2(U . 'settings/users', 's', 'User Updated Successfully');
        } else {
            r2(U . 'settings/users-edit/' . $id, 'e', $msg);
        }
        break;

    case 'app-post':
        $company = _post('company');
        $footer = _post('footer');
        $enable_balance = _post('enable_balance');
        $allow_balance_transfer = _post('allow_balance_transfer');
        $disable_voucher = _post('disable_voucher');
        $telegram_bot = _post('telegram_bot');
        $telegram_target_id = _post('telegram_target_id');
        $sms_url = _post('sms_url');
        $wa_url = _post('wa_url');
        $minimum_transfer = _post('minimum_transfer');
        $user_notification_expired = _post('user_notification_expired');
        $user_notification_reminder = _post('user_notification_reminder');
        $user_notification_payment = _post('user_notification_payment');
        $address = _post('address');
        $tawkto = _post('tawkto');
        $http_proxy = _post('http_proxy');
        $http_proxyauth = _post('http_proxyauth');
        $radius_enable = _post('radius_enable');
        $radius_client = _post('radius_client');
        $theme = _post('theme');
        run_hook('save_settings'); #HOOK


        if (!empty($_FILES['logo']['name'])) {
            if(function_exists('imagecreatetruecolor')){
                if (file_exists('system/uploads/logo.png')) unlink('system/uploads/logo.png');
                File::resizeCropImage($_FILES['logo']['tmp_name'], 'system/uploads/logo.png', 1078, 200, 100);
                if (file_exists($_FILES['logo']['tmp_name'])) unlink($_FILES['logo']['tmp_name']);
            }else{
                r2(U . 'settings/app', 'e', 'PHP GD is not installed');
            }
        }
        if ($company == '') {
            r2(U . 'settings/app', 'e', $_L['All_field_is_required']);
        } else {
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'CompanyName')->find_one();
            $d->value = $company;
            $d->save();

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'address')->find_one();
            $d->value = $address;
            $d->save();

            $phone = _post('phone');
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'phone')->find_one();
            $d->value = $phone;
            $d->save();


            $d = ORM::for_table('tbl_appconfig')->where('setting', 'http_proxy')->find_one();
            if ($d) {
                $d->value = $http_proxy;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'http_proxy';
                $d->value = $http_proxy;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'http_proxyauth')->find_one();
            if ($d) {
                $d->value = $http_proxyauth;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'http_proxyauth';
                $d->value = $http_proxyauth;
                $d->save();
            }


            $d = ORM::for_table('tbl_appconfig')->where('setting', 'theme')->find_one();
            if ($d) {
                $d->value = $theme;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'theme';
                $d->value = $theme;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'CompanyFooter')->find_one();
            if ($d) {
                $d->value = $footer;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'CompanyFooter';
                $d->value = $footer;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'disable_voucher')->find_one();
            if ($d) {
                $d->value = $disable_voucher;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'disable_voucher';
                $d->value = $disable_voucher;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'enable_balance')->find_one();
            if ($d) {
                $d->value = $enable_balance;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'enable_balance';
                $d->value = $enable_balance;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'allow_balance_transfer')->find_one();
            if ($d) {
                $d->value = $allow_balance_transfer;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'allow_balance_transfer';
                $d->value = $allow_balance_transfer;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'minimum_transfer')->find_one();
            if ($d) {
                $d->value = $minimum_transfer;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'minimum_transfer';
                $d->value = $minimum_transfer;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'telegram_bot')->find_one();
            if ($d) {
                $d->value = $telegram_bot;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'telegram_bot';
                $d->value = $telegram_bot;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'telegram_target_id')->find_one();
            if ($d) {
                $d->value = $telegram_target_id;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'telegram_target_id';
                $d->value = $telegram_target_id;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'sms_url')->find_one();
            if ($d) {
                $d->value = $sms_url;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'sms_url';
                $d->value = $sms_url;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'wa_url')->find_one();
            if ($d) {
                $d->value = $wa_url;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'wa_url';
                $d->value = $wa_url;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'user_notification_expired')->find_one();
            if ($d) {
                $d->value = $user_notification_expired;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'user_notification_expired';
                $d->value = $user_notification_expired;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'user_notification_reminder')->find_one();
            if ($d) {
                $d->value = $user_notification_reminder;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'user_notification_reminder';
                $d->value = $user_notification_reminder;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'user_notification_payment')->find_one();
            if ($d) {
                $d->value = $user_notification_payment;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'user_notification_payment';
                $d->value = $user_notification_payment;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'tawkto')->find_one();
            if ($d) {
                $d->value = $tawkto;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'tawkto';
                $d->value = $tawkto;
                $d->save();
            }

            if ($radius_enable) {
                try {
                    Radius::getTableNas()->find_one(1);
                } catch (Exception $e) {
                    $ui->assign("error_title", "RADIUS Error");
                    $ui->assign("error_message", "Radius table not found.<br><br>" .
                        $e->getMessage() .
                        "<br><br>Download <a href=\"https://raw.githubusercontent.com/hotspotbilling/phpnuxbill/Development/install/radius.sql\">here</a> or <a href=\"https://raw.githubusercontent.com/hotspotbilling/phpnuxbill/master/install/radius.sql\">here</a> and import it to database.<br><br>Check config.php for radius connection details");
                    $ui->display('router-error.tpl');
                    die();
                }
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'radius_enable')->find_one();
            if ($d) {
                $d->value = $radius_enable;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'radius_enable';
                $d->value = $radius_enable;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'radius_client')->find_one();
            if ($d) {
                $d->value = $radius_client;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'radius_client';
                $d->value = $radius_client;
                $d->save();
            }

            $note = _post('note');
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'note')->find_one();
            $d->value = $note;
            $d->save();

            _log('[' . $admin['username'] . ']: ' . $_L['Settings_Saved_Successfully'], 'Admin', $admin['id']);

            r2(U . 'settings/app', 's', $_L['Settings_Saved_Successfully']);
        }
        break;

    case 'localisation-post':
        $tzone = _post('tzone');
        $date_format = _post('date_format');
        $country_code_phone = _post('country_code_phone');
        $lan = _post('lan');
        run_hook('save_localisation'); #HOOK
        if ($tzone == '' or $date_format == '' or $lan == '') {
            r2(U . 'settings/app', 'e', $_L['All_field_is_required']);
        } else {
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'timezone')->find_one();
            $d->value = $tzone;
            $d->save();

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'date_format')->find_one();
            $d->value = $date_format;
            $d->save();

            $dec_point = $_POST['dec_point'];
            if (strlen($dec_point) == '1') {
                $d = ORM::for_table('tbl_appconfig')->where('setting', 'dec_point')->find_one();
                $d->value = $dec_point;
                $d->save();
            }

            $thousands_sep = $_POST['thousands_sep'];
            if (strlen($thousands_sep) == '1') {
                $d = ORM::for_table('tbl_appconfig')->where('setting', 'thousands_sep')->find_one();
                $d->value = $thousands_sep;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'country_code_phone')->find_one();
            if ($d) {
                $d->value = $country_code_phone;
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'country_code_phone';
                $d->value = $country_code_phone;
                $d->save();
            }

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'radius_plan')->find_one();
            if ($d) {
                $d->value = _post('radius_plan');
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'radius_plan';
                $d->value = _post('radius_plan');
                $d->save();
            }
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'hotspot_plan')->find_one();
            if ($d) {
                $d->value = _post('hotspot_plan');
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'hotspot_plan';
                $d->value = _post('hotspot_plan');
                $d->save();
            }
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'pppoe_plan')->find_one();
            if ($d) {
                $d->value = _post('pppoe_plan');
                $d->save();
            } else {
                $d = ORM::for_table('tbl_appconfig')->create();
                $d->setting = 'pppoe_plan';
                $d->value = _post('pppoe_plan');
                $d->save();
            }

            $currency_code = $_POST['currency_code'];
            $d = ORM::for_table('tbl_appconfig')->where('setting', 'currency_code')->find_one();
            $d->value = $currency_code;
            $d->save();

            $d = ORM::for_table('tbl_appconfig')->where('setting', 'language')->find_one();
            $d->value = $lan;
            $d->save();

            _log('[' . $admin['username'] . ']: ' . $_L['Settings_Saved_Successfully'], 'Admin', $admin['id']);
            r2(U . 'settings/localisation', 's', $_L['Settings_Saved_Successfully']);
        }
        break;

    case 'change-password':
        if ($admin['user_type'] != 'Admin' and $admin['user_type'] != 'Sales') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }
        run_hook('view_change_password'); #HOOK
        $ui->display('change-password.tpl');
        break;

    case 'change-password-post':
        $password = _post('password');
        if ($password != '') {
            $d = ORM::for_table('tbl_users')->where('username', $admin['username'])->find_one();
            run_hook('change_password'); #HOOK
            if ($d) {
                $d_pass = $d['password'];
                if (Password::_verify($password, $d_pass) == true) {
                    $npass = _post('npass');
                    $cnpass = _post('cnpass');
                    if (!Validator::Length($npass, 15, 5)) {
                        r2(U . 'settings/change-password', 'e', 'New Password must be 6 to 14 character');
                    }
                    if ($npass != $cnpass) {
                        r2(U . 'settings/change-password', 'e', 'Both Password should be same');
                    }

                    $npass = Password::_crypt($npass);
                    $d->password = $npass;
                    $d->save();

                    _msglog('s', $_L['Password_Changed_Successfully']);
                    _log('[' . $admin['username'] . ']: Password changed successfully', 'Admin', $admin['id']);

                    r2(U . 'admin');
                } else {
                    r2(U . 'settings/change-password', 'e', $_L['Incorrect_Current_Password']);
                }
            } else {
                r2(U . 'settings/change-password', 'e', $_L['Incorrect_Current_Password']);
            }
        } else {
            r2(U . 'settings/change-password', 'e', $_L['Incorrect_Current_Password']);
        }
        break;

    case 'notifications':
        if ($admin['user_type'] != 'Admin' and $admin['user_type'] != 'Sales') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }
        run_hook('view_notifications'); #HOOK
        if (file_exists("system/uploads/notifications.json")) {
            $ui->assign('_json', json_decode(file_get_contents('system/uploads/notifications.json'), true));
        } else {
            $ui->assign('_json', json_decode(file_get_contents('system/uploads/notifications.default.json'), true));
        }
        $ui->assign('_default', json_decode(file_get_contents('system/uploads/notifications.default.json'), true));
        $ui->display('app-notifications.tpl');
        break;
    case 'notifications-post':
        file_put_contents("system/uploads/notifications.json", json_encode($_POST));
        r2(U . 'settings/notifications', 's', $_L['Settings_Saved_Successfully']);
        break;
    case 'dbstatus':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }

        $dbc = new mysqli($db_host, $db_user, $db_password, $db_name);
        if ($result = $dbc->query('SHOW TABLE STATUS')) {
            $size = 0;
            $decimals = 2;
            $tables = array();
            while ($row = $result->fetch_array()) {
                $size += $row["Data_length"] + $row["Index_length"];
                $total_size = ($row["Data_length"] + $row["Index_length"]) / 1024;
                $tables[$row['Name']]['size'] = number_format($total_size, '0');
                $tables[$row['Name']]['rows'] = $row["Rows"];
                $tables[$row['Name']]['name'] = $row["Name"];
            }
            $mbytes = number_format($size / (1024 * 1024), $decimals, $config['dec_point'], $config['thousands_sep']);

            $ui->assign('tables', $tables);
            $ui->assign('dbsize', $mbytes);
            run_hook('view_database'); #HOOK
            $ui->display('dbstatus.tpl');
        }
        break;

    case 'dbbackup':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }

        try {
            run_hook('backup_database'); #HOOK
            $mysqli = new mysqli($db_host, $db_user, $db_password, $db_name);
            if ($mysqli->connect_errno) {
                throw new Exception("Failed to connect to MySQL: " . $mysqli->connect_error);
            }

            header('Pragma: public');
            header('Expires: 0');
            header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
            header('Content-Type: application/force-download');
            header('Content-Type: application/octet-stream');
            header('Content-Type: application/download');
            header('Content-Disposition: attachment;filename="backup_' . date('Y-m-d_h_i_s') . '.sql"');
            header('Content-Transfer-Encoding: binary');

            ob_start();
            $f_output = fopen("php://output", 'w');

            print("-- pjl SQL Dump\n");
            print("-- Server version:" . $mysqli->server_info . "\n");
            print("-- Generated: " . date('Y-m-d h:i:s') . "\n");
            print('-- Current PHP version: ' . phpversion() . "\n");
            print('-- Host: ' . $db_host . "\n");
            print('-- Database:' . $db_name . "\n");

            $aTables = array();
            $strSQL = 'SHOW TABLES';
            if (!$res_tables = $mysqli->query($strSQL))
                throw new Exception("MySQL Error: " . $mysqli->error . 'SQL: ' . $strSQL);

            while ($row = $res_tables->fetch_array()) {
                $aTables[] = $row[0];
            }

            $res_tables->free();

            foreach ($aTables as $table) {
                print("-- --------------------------------------------------------\n");
                print("-- Structure for '" . $table . "'\n");
                print("--\n\n");

                $strSQL = 'SHOW CREATE TABLE ' . $table;
                if (!$res_create = $mysqli->query($strSQL))
                    throw new Exception("MySQL Error: " . $mysqli->error . 'SQL: ' . $strSQL);
                $row_create = $res_create->fetch_assoc();

                print("\n" . $row_create['Create Table'] . ";\n");
                print("-- --------------------------------------------------------\n");
                print('-- Dump Data for `' . $table . "`\n");
                print("--\n\n");
                $res_create->free();

                $strSQL = 'SELECT * FROM ' . $table;
                if (!$res_select = $mysqli->query($strSQL))
                    throw new Exception("MySQL Error: " . $mysqli->error . 'SQL: ' . $strSQL);

                $fields_info = $res_select->fetch_fields();

                while ($values = $res_select->fetch_assoc()) {
                    $strFields = '';
                    $strValues = '';
                    foreach ($fields_info as $field) {
                        if ($strFields != '') $strFields .= ',';
                        $strFields .= "`" . $field->name . "`";

                        if ($strValues != '') $strValues .= ',';
                        $strValues .= '"' . preg_replace('/[^(\x20-\x7F)\x0A]*/', '', $values[$field->name] . '"');
                    }
                    print("INSERT INTO " . $table . " (" . $strFields . ") VALUES (" . $strValues . ");\n");
                }
                print("\n\n\n");
                $res_select->free();
            }
            _log('[' . $admin['username'] . ']: ' . $_L['Download_Database_Backup'], 'Admin', $admin['id']);
        } catch (Exception $e) {
            print($e->getMessage());
        }

        fclose($f_output);
        print(ob_get_clean());
        $mysqli->close();

        break;

    case 'language':
        if ($admin['user_type'] != 'Admin') {
            r2(U . "dashboard", 'e', $_L['Do_Not_Access']);
        }
        run_hook('view_add_language'); #HOOK
        $ui->display('language-add.tpl');
        break;

    case 'lang-post':
        $name = _post('name');
        $folder = _post('folder');
        $translator = _post('translator');

        if ($name == '' or $folder == '') {
            $msg .= $_L['All_field_is_required'] . '<br>';
        }

        $d = ORM::for_table('tbl_language')->where('name', $name)->find_one();
        if ($d) {
            $msg .= $_L['Lang_already_exist'] . '<br>';
        }
        run_hook('save_language'); #HOOK
        if ($msg == '') {
            $b = ORM::for_table('tbl_language')->create();
            $b->name = $name;
            $b->folder = $folder;
            $b->author = $translator;
            $b->save();

            r2(U . 'settings/localisation', 's', $_L['Created_Successfully']);
        } else {
            r2(U . 'settings/language', 'e', $msg);
        }
        break;

    default:
        $ui->display('a404.tpl');
}