Chungus 2.0

server/private/middlewares/verifyLoginPageAccess.ts

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+/*
+ * This file is part of a proprietary work.
+ *
+ * Copyright (c) 2025 Fossorial, Inc.
+ * All rights reserved.
+ *
+ * This file is licensed under the Fossorial Commercial License.
+ * You may not use this file except in compliance with the License.
+ * Unauthorized use, copying, modification, or distribution is strictly prohibited.
+ *
+ * This file is not licensed under the AGPLv3.
+ */
+
+import { Request, Response, NextFunction } from "express";
+import { userOrgs, db, loginPageOrg } from "@server/db";
+import { and, eq, inArray } from "drizzle-orm";
+import createHttpError from "http-errors";
+import HttpCode from "@server/types/HttpCode";
+
+export async function verifyLoginPageAccess(
+    req: Request,
+    res: Response,
+    next: NextFunction
+) {
+    try {
+        const userId = req.user!.userId;
+        const loginPageId =
+            req.params.loginPageId ||
+            req.body.loginPageId ||
+            req.query.loginPageId;
+
+        if (!userId) {
+            return next(
+                createHttpError(HttpCode.UNAUTHORIZED, "User not authenticated")
+            );
+        }
+
+        if (!loginPageId) {
+            return next(
+                createHttpError(HttpCode.BAD_REQUEST, "Invalid login page ID")
+            );
+        }
+
+        const loginPageOrgs = await db
+            .select({
+                orgId: loginPageOrg.orgId
+            })
+            .from(loginPageOrg)
+            .where(eq(loginPageOrg.loginPageId, loginPageId));
+
+        const orgIds = loginPageOrgs.map((lpo) => lpo.orgId);
+
+        const existingUserOrgs = await db
+            .select()
+            .from(userOrgs)
+            .where(
+                and(
+                    eq(userOrgs.userId, userId),
+                    inArray(userOrgs.orgId, orgIds)
+                )
+            );
+
+        if (existingUserOrgs.length === 0) {
+            return next(
+                createHttpError(
+                    HttpCode.NOT_FOUND,
+                    `Login page with ID ${loginPageId} not found for user's organizations`
+                )
+            );
+        }
+
+        return next();
+    } catch (error) {
+        return next(
+            createHttpError(
+                HttpCode.INTERNAL_SERVER_ERROR,
+                "Error verifying login page access"
+            )
+        );
+    }
+}