mbkauthe/index.js

MBKTechStudio's reusable authentication system for Node.js applications.

import express from "express"; // Add this line
import router from "./lib/main.js";
import { getLatestVersion } from "./lib/main.js";
import { engine } from "express-handlebars";
import dotenv from "dotenv";
import path from "path";
import { fileURLToPath } from "url";

dotenv.config();

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
let mbkautheVar;

try {
    mbkautheVar = JSON.parse(process.env.mbkautheVar);
} catch (error) {
    throw new Error("Invalid JSON in process.env.mbkautheVar");
}
if (!mbkautheVar) {
    throw new Error("mbkautheVar is not defined");
}
const requiredKeys = ["APP_NAME", "SESSION_SECRET_KEY", "IS_DEPLOYED", "LOGIN_DB", "MBKAUTH_TWO_FA_ENABLE", "DOMAIN"];
requiredKeys.forEach(key => {
    if (!mbkautheVar[key]) {
        throw new Error(`mbkautheVar.${key} is required`);
    }
});
if (mbkautheVar.COOKIE_EXPIRE_TIME !== undefined) {
    const expireTime = parseFloat(mbkautheVar.COOKIE_EXPIRE_TIME);
    if (isNaN(expireTime) || expireTime <= 0) {
        throw new Error("mbkautheVar.COOKIE_EXPIRE_TIME must be a valid positive number");
    }
}

const app = express();
if (process.env.test === "true") {
    console.log("[mbkauthe] Test mode is enabled. Starting server in test mode.");
    const port = 5555;
    app.use(router);
    app.listen(port, () => {
        console.log(`[mbkauthe] Server running on http://localhost:${port}`);
    });
}

app.set("views", [
    path.join(__dirname, "views"),
    path.join(__dirname, "node_modules/mbkauthe/views")
]);

app.engine("handlebars", engine({
    defaultLayout: false,
    partialsDir: [
        path.join(__dirname, "views"),
        path.join(__dirname, "node_modules/mbkauthe/views"),
        path.join(__dirname, "node_modules/mbkauthe/views/Error"),
    ],
    helpers: {
        eq: function (a, b) {
            return a === b;
        },
        encodeURIComponent: function (str) {
            return encodeURIComponent(str);
        },
        formatTimestamp: function (timestamp) {
            return new Date(timestamp).toLocaleString();
        },
        jsonStringify: function (context) {
            return JSON.stringify(context);
        },
        json: (obj) => JSON.stringify(obj, null, 2),
        objectEntries: function (obj) {
            if (!obj || typeof obj !== 'object') {
                return []; // Return an empty array if obj is undefined, null, or not an object
            }
            return Object.entries(obj).map(([key, value]) => ({ key, value }));
        }
    }

}));

app.set("view engine", "handlebars");

import { createRequire } from "module";
const require = createRequire(import.meta.url);
const packageJson = require("./package.json");
const latestVersion = await getLatestVersion();
if (latestVersion !== packageJson.version) {
    console.warn(`[mbkauthe] Warning: The current version (${packageJson.version}) is not the latest version (${latestVersion}). Please update mbkauthe.`);
}

export { validateSession, checkRolePermission, validateSessionAndRole, authenticate, authapi } from "./lib/validateSessionAndRole.js";
export { dblogin } from "./lib/pool.js";
export default router;